diff --git a/app/src/main/java/org/oppia/app/activity/ActivityComponent.kt b/app/src/main/java/org/oppia/android/app/activity/ActivityComponent.kt similarity index 100% rename from app/src/main/java/org/oppia/app/activity/ActivityComponent.kt rename to app/src/main/java/org/oppia/android/app/activity/ActivityComponent.kt diff --git a/app/src/main/java/org/oppia/app/activity/ActivityModule.kt b/app/src/main/java/org/oppia/android/app/activity/ActivityModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/activity/ActivityModule.kt rename to app/src/main/java/org/oppia/android/app/activity/ActivityModule.kt diff --git a/app/src/main/java/org/oppia/app/activity/ActivityScope.kt b/app/src/main/java/org/oppia/android/app/activity/ActivityScope.kt similarity index 100% rename from app/src/main/java/org/oppia/app/activity/ActivityScope.kt rename to app/src/main/java/org/oppia/android/app/activity/ActivityScope.kt diff --git a/app/src/main/java/org/oppia/app/activity/InjectableAppCompatActivity.kt b/app/src/main/java/org/oppia/android/app/activity/InjectableAppCompatActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/activity/InjectableAppCompatActivity.kt rename to app/src/main/java/org/oppia/android/app/activity/InjectableAppCompatActivity.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsActivity.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsActivity.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivity.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsFragment.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsFragment.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsFragment.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/AdministratorControlsViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/AdministratorControlsViewModel.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/LoadAppVersionListener.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/LoadAppVersionListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/LoadAppVersionListener.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/LoadAppVersionListener.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/LoadProfileListListener.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/LoadProfileListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/LoadProfileListListener.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/LoadProfileListListener.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/RouteToAppVersionListener.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/RouteToAppVersionListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/RouteToAppVersionListener.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/RouteToAppVersionListener.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/RouteToProfileListListener.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/RouteToProfileListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/RouteToProfileListListener.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/RouteToProfileListListener.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAccountActionsViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAccountActionsViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAccountActionsViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAccountActionsViewModel.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAppInformationViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAppInformationViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAppInformationViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsAppInformationViewModel.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsDownloadPermissionsViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsDownloadPermissionsViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsDownloadPermissionsViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsDownloadPermissionsViewModel.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsGeneralViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsGeneralViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsGeneralViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsGeneralViewModel.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsItemViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsProfileViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsProfileViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsProfileViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/administratorcontrolsitemviewmodel/AdministratorControlsProfileViewModel.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionActivity.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionActivity.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivity.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionFragment.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionFragment.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionFragment.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionViewModel.kt b/app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/administratorcontrols/appversion/AppVersionViewModel.kt rename to app/src/main/java/org/oppia/android/app/administratorcontrols/appversion/AppVersionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/application/ActivityComponentFactory.kt b/app/src/main/java/org/oppia/android/app/application/ActivityComponentFactory.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/ActivityComponentFactory.kt rename to app/src/main/java/org/oppia/android/app/application/ActivityComponentFactory.kt diff --git a/app/src/main/java/org/oppia/app/application/ApplicationComponent.kt b/app/src/main/java/org/oppia/android/app/application/ApplicationComponent.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/ApplicationComponent.kt rename to app/src/main/java/org/oppia/android/app/application/ApplicationComponent.kt diff --git a/app/src/main/java/org/oppia/app/application/ApplicationContext.kt b/app/src/main/java/org/oppia/android/app/application/ApplicationContext.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/ApplicationContext.kt rename to app/src/main/java/org/oppia/android/app/application/ApplicationContext.kt diff --git a/app/src/main/java/org/oppia/app/application/ApplicationInjector.kt b/app/src/main/java/org/oppia/android/app/application/ApplicationInjector.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/ApplicationInjector.kt rename to app/src/main/java/org/oppia/android/app/application/ApplicationInjector.kt diff --git a/app/src/main/java/org/oppia/app/application/ApplicationInjectorProvider.kt b/app/src/main/java/org/oppia/android/app/application/ApplicationInjectorProvider.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/ApplicationInjectorProvider.kt rename to app/src/main/java/org/oppia/android/app/application/ApplicationInjectorProvider.kt diff --git a/app/src/main/java/org/oppia/app/application/ApplicationModule.kt b/app/src/main/java/org/oppia/android/app/application/ApplicationModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/ApplicationModule.kt rename to app/src/main/java/org/oppia/android/app/application/ApplicationModule.kt diff --git a/app/src/main/java/org/oppia/app/application/ApplicationStartupListenerModule.kt b/app/src/main/java/org/oppia/android/app/application/ApplicationStartupListenerModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/ApplicationStartupListenerModule.kt rename to app/src/main/java/org/oppia/android/app/application/ApplicationStartupListenerModule.kt diff --git a/app/src/main/java/org/oppia/app/application/OppiaApplication.kt b/app/src/main/java/org/oppia/android/app/application/OppiaApplication.kt similarity index 100% rename from app/src/main/java/org/oppia/app/application/OppiaApplication.kt rename to app/src/main/java/org/oppia/android/app/application/OppiaApplication.kt diff --git a/app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryItemViewModel.kt b/app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListActivity.kt b/app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListActivity.kt rename to app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListActivity.kt diff --git a/app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListFragment.kt b/app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListFragment.kt rename to app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListFragment.kt diff --git a/app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListViewModel.kt b/app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/completedstorylist/CompletedStoryListViewModel.kt rename to app/src/main/java/org/oppia/android/app/completedstorylist/CompletedStoryListViewModel.kt diff --git a/app/src/main/java/org/oppia/app/customview/LessonThumbnailImageView.kt b/app/src/main/java/org/oppia/android/app/customview/LessonThumbnailImageView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/customview/LessonThumbnailImageView.kt rename to app/src/main/java/org/oppia/android/app/customview/LessonThumbnailImageView.kt diff --git a/app/src/main/java/org/oppia/app/customview/SegmentedCircularProgressView.kt b/app/src/main/java/org/oppia/android/app/customview/SegmentedCircularProgressView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/customview/SegmentedCircularProgressView.kt rename to app/src/main/java/org/oppia/android/app/customview/SegmentedCircularProgressView.kt diff --git a/app/src/main/java/org/oppia/app/customview/interaction/FractionInputInteractionView.kt b/app/src/main/java/org/oppia/android/app/customview/interaction/FractionInputInteractionView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/customview/interaction/FractionInputInteractionView.kt rename to app/src/main/java/org/oppia/android/app/customview/interaction/FractionInputInteractionView.kt diff --git a/app/src/main/java/org/oppia/app/customview/interaction/NumericInputInteractionView.kt b/app/src/main/java/org/oppia/android/app/customview/interaction/NumericInputInteractionView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/customview/interaction/NumericInputInteractionView.kt rename to app/src/main/java/org/oppia/android/app/customview/interaction/NumericInputInteractionView.kt diff --git a/app/src/main/java/org/oppia/app/customview/interaction/RatioInputInteractionView.kt b/app/src/main/java/org/oppia/android/app/customview/interaction/RatioInputInteractionView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/customview/interaction/RatioInputInteractionView.kt rename to app/src/main/java/org/oppia/android/app/customview/interaction/RatioInputInteractionView.kt diff --git a/app/src/main/java/org/oppia/app/customview/interaction/TextInputInteractionView.kt b/app/src/main/java/org/oppia/android/app/customview/interaction/TextInputInteractionView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/customview/interaction/TextInputInteractionView.kt rename to app/src/main/java/org/oppia/android/app/customview/interaction/TextInputInteractionView.kt diff --git a/app/src/main/java/org/oppia/app/databinding/DrawableBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/DrawableBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/DrawableBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/DrawableBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/EditTextBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/EditTextBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/EditTextBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/EditTextBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/GuidelineBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/GuidelineBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/GuidelineBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/GuidelineBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/ImageViewBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/ImageViewBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/ImageViewBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/ImageViewBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/MarginBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/MarginBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/MarginBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/MarginBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/StateAssemblerMarginBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/StateAssemblerMarginBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/StateAssemblerMarginBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/StateAssemblerMarginBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/StateAssemblerPaddingBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/StateAssemblerPaddingBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/StateAssemblerPaddingBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/StateAssemblerPaddingBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/TextViewBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/TextViewBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/TextViewBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/TextViewBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/databinding/ViewBindingAdapters.java b/app/src/main/java/org/oppia/android/app/databinding/ViewBindingAdapters.java similarity index 100% rename from app/src/main/java/org/oppia/app/databinding/ViewBindingAdapters.java rename to app/src/main/java/org/oppia/android/app/databinding/ViewBindingAdapters.java diff --git a/app/src/main/java/org/oppia/app/deprecation/AutomaticAppDeprecationNoticeDialogFragment.kt b/app/src/main/java/org/oppia/android/app/deprecation/AutomaticAppDeprecationNoticeDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/deprecation/AutomaticAppDeprecationNoticeDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/deprecation/AutomaticAppDeprecationNoticeDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/deprecation/AutomaticAppDeprecationNoticeDialogFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/deprecation/AutomaticAppDeprecationNoticeDialogFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/deprecation/AutomaticAppDeprecationNoticeDialogFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/deprecation/AutomaticAppDeprecationNoticeDialogFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/deprecation/DeprecationNoticeExitAppListener.kt b/app/src/main/java/org/oppia/android/app/deprecation/DeprecationNoticeExitAppListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/deprecation/DeprecationNoticeExitAppListener.kt rename to app/src/main/java/org/oppia/android/app/deprecation/DeprecationNoticeExitAppListener.kt diff --git a/app/src/main/java/org/oppia/app/drawer/ExitProfileDialogFragment.kt b/app/src/main/java/org/oppia/android/app/drawer/ExitProfileDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/ExitProfileDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/drawer/ExitProfileDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/drawer/ExitProfileDialogInterface.kt b/app/src/main/java/org/oppia/android/app/drawer/ExitProfileDialogInterface.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/ExitProfileDialogInterface.kt rename to app/src/main/java/org/oppia/android/app/drawer/ExitProfileDialogInterface.kt diff --git a/app/src/main/java/org/oppia/app/drawer/NavigationDrawerFooterViewModel.kt b/app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerFooterViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/NavigationDrawerFooterViewModel.kt rename to app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerFooterViewModel.kt diff --git a/app/src/main/java/org/oppia/app/drawer/NavigationDrawerFragment.kt b/app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/NavigationDrawerFragment.kt rename to app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerFragment.kt diff --git a/app/src/main/java/org/oppia/app/drawer/NavigationDrawerFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/NavigationDrawerFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/drawer/NavigationDrawerHeaderViewModel.kt b/app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerHeaderViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/NavigationDrawerHeaderViewModel.kt rename to app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerHeaderViewModel.kt diff --git a/app/src/main/java/org/oppia/app/drawer/NavigationDrawerItem.kt b/app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerItem.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/NavigationDrawerItem.kt rename to app/src/main/java/org/oppia/android/app/drawer/NavigationDrawerItem.kt diff --git a/app/src/main/java/org/oppia/app/drawer/RouteToProfileProgressListener.kt b/app/src/main/java/org/oppia/android/app/drawer/RouteToProfileProgressListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/drawer/RouteToProfileProgressListener.kt rename to app/src/main/java/org/oppia/android/app/drawer/RouteToProfileProgressListener.kt diff --git a/app/src/main/java/org/oppia/app/fragment/FragmentComponent.kt b/app/src/main/java/org/oppia/android/app/fragment/FragmentComponent.kt similarity index 100% rename from app/src/main/java/org/oppia/app/fragment/FragmentComponent.kt rename to app/src/main/java/org/oppia/android/app/fragment/FragmentComponent.kt diff --git a/app/src/main/java/org/oppia/app/fragment/FragmentModule.kt b/app/src/main/java/org/oppia/android/app/fragment/FragmentModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/fragment/FragmentModule.kt rename to app/src/main/java/org/oppia/android/app/fragment/FragmentModule.kt diff --git a/app/src/main/java/org/oppia/app/fragment/FragmentScope.kt b/app/src/main/java/org/oppia/android/app/fragment/FragmentScope.kt similarity index 100% rename from app/src/main/java/org/oppia/app/fragment/FragmentScope.kt rename to app/src/main/java/org/oppia/android/app/fragment/FragmentScope.kt diff --git a/app/src/main/java/org/oppia/app/fragment/InjectableDialogFragment.kt b/app/src/main/java/org/oppia/android/app/fragment/InjectableDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/fragment/InjectableDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/fragment/InjectableDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/fragment/InjectableFragment.kt b/app/src/main/java/org/oppia/android/app/fragment/InjectableFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/fragment/InjectableFragment.kt rename to app/src/main/java/org/oppia/android/app/fragment/InjectableFragment.kt diff --git a/app/src/main/java/org/oppia/app/help/HelpActivity.kt b/app/src/main/java/org/oppia/android/app/help/HelpActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/HelpActivity.kt rename to app/src/main/java/org/oppia/android/app/help/HelpActivity.kt diff --git a/app/src/main/java/org/oppia/app/help/HelpActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/help/HelpActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/HelpActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/help/HelpActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/help/HelpFragment.kt b/app/src/main/java/org/oppia/android/app/help/HelpFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/HelpFragment.kt rename to app/src/main/java/org/oppia/android/app/help/HelpFragment.kt diff --git a/app/src/main/java/org/oppia/app/help/HelpFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/help/HelpFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/HelpFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/help/HelpFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/help/HelpItemViewModel.kt b/app/src/main/java/org/oppia/android/app/help/HelpItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/HelpItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/help/HelpItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/help/HelpItems.kt b/app/src/main/java/org/oppia/android/app/help/HelpItems.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/HelpItems.kt rename to app/src/main/java/org/oppia/android/app/help/HelpItems.kt diff --git a/app/src/main/java/org/oppia/app/help/HelpListViewModel.kt b/app/src/main/java/org/oppia/android/app/help/HelpListViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/HelpListViewModel.kt rename to app/src/main/java/org/oppia/android/app/help/HelpListViewModel.kt diff --git a/app/src/main/java/org/oppia/app/help/RouteToFAQListListener.kt b/app/src/main/java/org/oppia/android/app/help/RouteToFAQListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/RouteToFAQListListener.kt rename to app/src/main/java/org/oppia/android/app/help/RouteToFAQListListener.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/FAQListActivity.kt b/app/src/main/java/org/oppia/android/app/help/faq/FAQListActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/FAQListActivity.kt rename to app/src/main/java/org/oppia/android/app/help/faq/FAQListActivity.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/FAQListActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/help/faq/FAQListActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/FAQListActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/help/faq/FAQListActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/FAQListFragment.kt b/app/src/main/java/org/oppia/android/app/help/faq/FAQListFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/FAQListFragment.kt rename to app/src/main/java/org/oppia/android/app/help/faq/FAQListFragment.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/FAQListFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/help/faq/FAQListFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/FAQListFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/help/faq/FAQListFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/FAQListViewModel.kt b/app/src/main/java/org/oppia/android/app/help/faq/FAQListViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/FAQListViewModel.kt rename to app/src/main/java/org/oppia/android/app/help/faq/FAQListViewModel.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/RouteToFAQSingleListener.kt b/app/src/main/java/org/oppia/android/app/help/faq/RouteToFAQSingleListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/RouteToFAQSingleListener.kt rename to app/src/main/java/org/oppia/android/app/help/faq/RouteToFAQSingleListener.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/faqItemViewModel/FAQContentViewModel.kt b/app/src/main/java/org/oppia/android/app/help/faq/faqItemViewModel/FAQContentViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/faqItemViewModel/FAQContentViewModel.kt rename to app/src/main/java/org/oppia/android/app/help/faq/faqItemViewModel/FAQContentViewModel.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/faqItemViewModel/FAQHeaderViewModel.kt b/app/src/main/java/org/oppia/android/app/help/faq/faqItemViewModel/FAQHeaderViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/faqItemViewModel/FAQHeaderViewModel.kt rename to app/src/main/java/org/oppia/android/app/help/faq/faqItemViewModel/FAQHeaderViewModel.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/faqItemViewModel/FAQItemViewModel.kt b/app/src/main/java/org/oppia/android/app/help/faq/faqItemViewModel/FAQItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/faqItemViewModel/FAQItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/help/faq/faqItemViewModel/FAQItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/faqsingle/FAQSingleActivity.kt b/app/src/main/java/org/oppia/android/app/help/faq/faqsingle/FAQSingleActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/faqsingle/FAQSingleActivity.kt rename to app/src/main/java/org/oppia/android/app/help/faq/faqsingle/FAQSingleActivity.kt diff --git a/app/src/main/java/org/oppia/app/help/faq/faqsingle/FAQSingleActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/help/faq/faqsingle/FAQSingleActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/help/faq/faqsingle/FAQSingleActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/help/faq/faqsingle/FAQSingleActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/ExpandedHintListIndexListener.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/ExpandedHintListIndexListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/ExpandedHintListIndexListener.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/ExpandedHintListIndexListener.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionAdapter.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionAdapter.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionAdapter.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionDialogFragment.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionDialogFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionDialogFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionDialogFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionDialogFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionItemViewModel.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionListener.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/HintsAndSolutionListener.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/HintsAndSolutionListener.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/HintsDividerViewModel.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/HintsDividerViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/HintsDividerViewModel.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/HintsDividerViewModel.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/HintsViewModel.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/HintsViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/HintsViewModel.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/HintsViewModel.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/RevealHintListener.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/RevealHintListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/RevealHintListener.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/RevealHintListener.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/RevealSolutionDialogFragment.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/RevealSolutionDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/RevealSolutionDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/RevealSolutionDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/RevealSolutionInterface.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/RevealSolutionInterface.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/RevealSolutionInterface.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/RevealSolutionInterface.kt diff --git a/app/src/main/java/org/oppia/app/hintsandsolution/SolutionViewModel.kt b/app/src/main/java/org/oppia/android/app/hintsandsolution/SolutionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/hintsandsolution/SolutionViewModel.kt rename to app/src/main/java/org/oppia/android/app/hintsandsolution/SolutionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/HomeActivity.kt b/app/src/main/java/org/oppia/android/app/home/HomeActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/HomeActivity.kt rename to app/src/main/java/org/oppia/android/app/home/HomeActivity.kt diff --git a/app/src/main/java/org/oppia/app/home/HomeActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/home/HomeActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/HomeActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/home/HomeActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/home/HomeFragment.kt b/app/src/main/java/org/oppia/android/app/home/HomeFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/HomeFragment.kt rename to app/src/main/java/org/oppia/android/app/home/HomeFragment.kt diff --git a/app/src/main/java/org/oppia/app/home/HomeFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/home/HomeFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/HomeFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/home/HomeFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/home/HomeItemViewModel.kt b/app/src/main/java/org/oppia/android/app/home/HomeItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/HomeItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/HomeItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/RouteToExplorationListener.kt b/app/src/main/java/org/oppia/android/app/home/RouteToExplorationListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/RouteToExplorationListener.kt rename to app/src/main/java/org/oppia/android/app/home/RouteToExplorationListener.kt diff --git a/app/src/main/java/org/oppia/app/home/RouteToRecentlyPlayedListener.kt b/app/src/main/java/org/oppia/android/app/home/RouteToRecentlyPlayedListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/RouteToRecentlyPlayedListener.kt rename to app/src/main/java/org/oppia/android/app/home/RouteToRecentlyPlayedListener.kt diff --git a/app/src/main/java/org/oppia/app/home/RouteToTopicListener.kt b/app/src/main/java/org/oppia/android/app/home/RouteToTopicListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/RouteToTopicListener.kt rename to app/src/main/java/org/oppia/android/app/home/RouteToTopicListener.kt diff --git a/app/src/main/java/org/oppia/app/home/RouteToTopicPlayStoryListener.kt b/app/src/main/java/org/oppia/android/app/home/RouteToTopicPlayStoryListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/RouteToTopicPlayStoryListener.kt rename to app/src/main/java/org/oppia/android/app/home/RouteToTopicPlayStoryListener.kt diff --git a/app/src/main/java/org/oppia/app/home/UserAppHistoryViewModel.kt b/app/src/main/java/org/oppia/android/app/home/UserAppHistoryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/UserAppHistoryViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/UserAppHistoryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/WelcomeViewModel.kt b/app/src/main/java/org/oppia/android/app/home/WelcomeViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/WelcomeViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/WelcomeViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/OngoingListAdapter.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/OngoingListAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/OngoingListAdapter.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/OngoingListAdapter.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/OngoingStoryClickListener.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/OngoingStoryClickListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/OngoingStoryClickListener.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/OngoingStoryClickListener.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/OngoingStoryViewModel.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/OngoingStoryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/OngoingStoryViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/OngoingStoryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedActivity.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedActivity.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedActivity.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedFragment.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedFragment.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedFragment.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedItemViewModel.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/RecentlyPlayedItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/RecentlyPlayedItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/recentlyplayed/SectionTitleViewModel.kt b/app/src/main/java/org/oppia/android/app/home/recentlyplayed/SectionTitleViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/recentlyplayed/SectionTitleViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/recentlyplayed/SectionTitleViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/topiclist/AllTopicsViewModel.kt b/app/src/main/java/org/oppia/android/app/home/topiclist/AllTopicsViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/topiclist/AllTopicsViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/topiclist/AllTopicsViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/topiclist/PromotedStoryListAdapter.kt b/app/src/main/java/org/oppia/android/app/home/topiclist/PromotedStoryListAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/topiclist/PromotedStoryListAdapter.kt rename to app/src/main/java/org/oppia/android/app/home/topiclist/PromotedStoryListAdapter.kt diff --git a/app/src/main/java/org/oppia/app/home/topiclist/PromotedStoryListViewModel.kt b/app/src/main/java/org/oppia/android/app/home/topiclist/PromotedStoryListViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/topiclist/PromotedStoryListViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/topiclist/PromotedStoryListViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/topiclist/PromotedStoryViewModel.kt b/app/src/main/java/org/oppia/android/app/home/topiclist/PromotedStoryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/topiclist/PromotedStoryViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/topiclist/PromotedStoryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/home/topiclist/TopicListAdapter.kt b/app/src/main/java/org/oppia/android/app/home/topiclist/TopicListAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/topiclist/TopicListAdapter.kt rename to app/src/main/java/org/oppia/android/app/home/topiclist/TopicListAdapter.kt diff --git a/app/src/main/java/org/oppia/app/home/topiclist/TopicSummaryClickListener.kt b/app/src/main/java/org/oppia/android/app/home/topiclist/TopicSummaryClickListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/topiclist/TopicSummaryClickListener.kt rename to app/src/main/java/org/oppia/android/app/home/topiclist/TopicSummaryClickListener.kt diff --git a/app/src/main/java/org/oppia/app/home/topiclist/TopicSummaryViewModel.kt b/app/src/main/java/org/oppia/android/app/home/topiclist/TopicSummaryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/home/topiclist/TopicSummaryViewModel.kt rename to app/src/main/java/org/oppia/android/app/home/topiclist/TopicSummaryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/DownloadsTabFragment.kt b/app/src/main/java/org/oppia/android/app/mydownloads/DownloadsTabFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/DownloadsTabFragment.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/DownloadsTabFragment.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/DownloadsTabFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/mydownloads/DownloadsTabFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/DownloadsTabFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/DownloadsTabFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/MyDownloadsActivity.kt b/app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/MyDownloadsActivity.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsActivity.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/MyDownloadsActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/MyDownloadsActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/MyDownloadsFragment.kt b/app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/MyDownloadsFragment.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsFragment.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/MyDownloadsFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/MyDownloadsFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/MyDownloadsTab.kt b/app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsTab.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/MyDownloadsTab.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsTab.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/MyDownloadsViewPagerAdapter.kt b/app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsViewPagerAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/MyDownloadsViewPagerAdapter.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/MyDownloadsViewPagerAdapter.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/UpdatesTabFragment.kt b/app/src/main/java/org/oppia/android/app/mydownloads/UpdatesTabFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/UpdatesTabFragment.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/UpdatesTabFragment.kt diff --git a/app/src/main/java/org/oppia/app/mydownloads/UpdatesTabFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/mydownloads/UpdatesTabFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/mydownloads/UpdatesTabFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/mydownloads/UpdatesTabFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboadingSlideViewModel.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboadingSlideViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboadingSlideViewModel.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboadingSlideViewModel.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingActivity.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingActivity.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingActivity.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingFragment.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingFragment.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingFragment.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingNavigationListener.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingNavigationListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingNavigationListener.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingNavigationListener.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingPagerAdapter.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingPagerAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingPagerAdapter.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingPagerAdapter.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingSlideFinalViewModel.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingSlideFinalViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingSlideFinalViewModel.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingSlideFinalViewModel.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/OnboardingViewModel.kt b/app/src/main/java/org/oppia/android/app/onboarding/OnboardingViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/OnboardingViewModel.kt rename to app/src/main/java/org/oppia/android/app/onboarding/OnboardingViewModel.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/RouteToProfileListListener.kt b/app/src/main/java/org/oppia/android/app/onboarding/RouteToProfileListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/RouteToProfileListListener.kt rename to app/src/main/java/org/oppia/android/app/onboarding/RouteToProfileListListener.kt diff --git a/app/src/main/java/org/oppia/app/onboarding/ViewPagerSlide.kt b/app/src/main/java/org/oppia/android/app/onboarding/ViewPagerSlide.kt similarity index 100% rename from app/src/main/java/org/oppia/app/onboarding/ViewPagerSlide.kt rename to app/src/main/java/org/oppia/android/app/onboarding/ViewPagerSlide.kt diff --git a/app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicItemViewModel.kt b/app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListActivity.kt b/app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListActivity.kt rename to app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListActivity.kt diff --git a/app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListFragment.kt b/app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListFragment.kt rename to app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListFragment.kt diff --git a/app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListViewModel.kt b/app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/ongoingtopiclist/OngoingTopicListViewModel.kt rename to app/src/main/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListViewModel.kt diff --git a/app/src/main/java/org/oppia/app/options/AppLanguageActivity.kt b/app/src/main/java/org/oppia/android/app/options/AppLanguageActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/AppLanguageActivity.kt rename to app/src/main/java/org/oppia/android/app/options/AppLanguageActivity.kt diff --git a/app/src/main/java/org/oppia/app/options/AppLanguageActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/options/AppLanguageActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/AppLanguageActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/AppLanguageActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/AppLanguageFragment.kt b/app/src/main/java/org/oppia/android/app/options/AppLanguageFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/AppLanguageFragment.kt rename to app/src/main/java/org/oppia/android/app/options/AppLanguageFragment.kt diff --git a/app/src/main/java/org/oppia/app/options/AppLanguageFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/options/AppLanguageFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/AppLanguageFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/AppLanguageFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/DefaultAudioActivity.kt b/app/src/main/java/org/oppia/android/app/options/DefaultAudioActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/DefaultAudioActivity.kt rename to app/src/main/java/org/oppia/android/app/options/DefaultAudioActivity.kt diff --git a/app/src/main/java/org/oppia/app/options/DefaultAudioActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/options/DefaultAudioActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/DefaultAudioActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/DefaultAudioActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/DefaultAudioFragment.kt b/app/src/main/java/org/oppia/android/app/options/DefaultAudioFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/DefaultAudioFragment.kt rename to app/src/main/java/org/oppia/android/app/options/DefaultAudioFragment.kt diff --git a/app/src/main/java/org/oppia/app/options/DefaultAudioFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/options/DefaultAudioFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/DefaultAudioFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/DefaultAudioFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/LanguageSelectionAdapter.kt b/app/src/main/java/org/oppia/android/app/options/LanguageSelectionAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/LanguageSelectionAdapter.kt rename to app/src/main/java/org/oppia/android/app/options/LanguageSelectionAdapter.kt diff --git a/app/src/main/java/org/oppia/app/options/LoadAppLanguageListListener.kt b/app/src/main/java/org/oppia/android/app/options/LoadAppLanguageListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/LoadAppLanguageListListener.kt rename to app/src/main/java/org/oppia/android/app/options/LoadAppLanguageListListener.kt diff --git a/app/src/main/java/org/oppia/app/options/LoadAudioLanguageListListener.kt b/app/src/main/java/org/oppia/android/app/options/LoadAudioLanguageListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/LoadAudioLanguageListListener.kt rename to app/src/main/java/org/oppia/android/app/options/LoadAudioLanguageListListener.kt diff --git a/app/src/main/java/org/oppia/app/options/LoadReadingTextSizeListener.kt b/app/src/main/java/org/oppia/android/app/options/LoadReadingTextSizeListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/LoadReadingTextSizeListener.kt rename to app/src/main/java/org/oppia/android/app/options/LoadReadingTextSizeListener.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionControlsViewModel.kt b/app/src/main/java/org/oppia/android/app/options/OptionControlsViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionControlsViewModel.kt rename to app/src/main/java/org/oppia/android/app/options/OptionControlsViewModel.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsActivity.kt b/app/src/main/java/org/oppia/android/app/options/OptionsActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsActivity.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsActivity.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/options/OptionsActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsAppLanguageViewModel.kt b/app/src/main/java/org/oppia/android/app/options/OptionsAppLanguageViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsAppLanguageViewModel.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsAppLanguageViewModel.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsAudioLanguageViewModel.kt b/app/src/main/java/org/oppia/android/app/options/OptionsAudioLanguageViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsAudioLanguageViewModel.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsAudioLanguageViewModel.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsFragment.kt b/app/src/main/java/org/oppia/android/app/options/OptionsFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsFragment.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsFragment.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/options/OptionsFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsItemViewModel.kt b/app/src/main/java/org/oppia/android/app/options/OptionsItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/options/OptionsReadingTextSizeViewModel.kt b/app/src/main/java/org/oppia/android/app/options/OptionsReadingTextSizeViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/OptionsReadingTextSizeViewModel.kt rename to app/src/main/java/org/oppia/android/app/options/OptionsReadingTextSizeViewModel.kt diff --git a/app/src/main/java/org/oppia/app/options/ReadingTextSizeActivity.kt b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/ReadingTextSizeActivity.kt rename to app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivity.kt diff --git a/app/src/main/java/org/oppia/app/options/ReadingTextSizeActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/ReadingTextSizeActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/ReadingTextSizeActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/ReadingTextSizeFragment.kt b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/ReadingTextSizeFragment.kt rename to app/src/main/java/org/oppia/android/app/options/ReadingTextSizeFragment.kt diff --git a/app/src/main/java/org/oppia/app/options/ReadingTextSizeFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/options/ReadingTextSizeFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/ReadingTextSizeFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/options/ReadingTextSizeFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/options/RouteToAppLanguageListListener.kt b/app/src/main/java/org/oppia/android/app/options/RouteToAppLanguageListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/RouteToAppLanguageListListener.kt rename to app/src/main/java/org/oppia/android/app/options/RouteToAppLanguageListListener.kt diff --git a/app/src/main/java/org/oppia/app/options/RouteToAudioLanguageListListener.kt b/app/src/main/java/org/oppia/android/app/options/RouteToAudioLanguageListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/RouteToAudioLanguageListListener.kt rename to app/src/main/java/org/oppia/android/app/options/RouteToAudioLanguageListListener.kt diff --git a/app/src/main/java/org/oppia/app/options/RouteToReadingTextSizeListener.kt b/app/src/main/java/org/oppia/android/app/options/RouteToReadingTextSizeListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/options/RouteToReadingTextSizeListener.kt rename to app/src/main/java/org/oppia/android/app/options/RouteToReadingTextSizeListener.kt diff --git a/app/src/main/java/org/oppia/app/parser/StringToFractionParser.kt b/app/src/main/java/org/oppia/android/app/parser/StringToFractionParser.kt similarity index 100% rename from app/src/main/java/org/oppia/app/parser/StringToFractionParser.kt rename to app/src/main/java/org/oppia/android/app/parser/StringToFractionParser.kt diff --git a/app/src/main/java/org/oppia/app/parser/StringToNumberParser.kt b/app/src/main/java/org/oppia/android/app/parser/StringToNumberParser.kt similarity index 100% rename from app/src/main/java/org/oppia/app/parser/StringToNumberParser.kt rename to app/src/main/java/org/oppia/android/app/parser/StringToNumberParser.kt diff --git a/app/src/main/java/org/oppia/app/parser/StringToRatioParser.kt b/app/src/main/java/org/oppia/android/app/parser/StringToRatioParser.kt similarity index 100% rename from app/src/main/java/org/oppia/app/parser/StringToRatioParser.kt rename to app/src/main/java/org/oppia/android/app/parser/StringToRatioParser.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/AudioButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/audio/AudioButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/AudioButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/audio/AudioButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/AudioFragment.kt b/app/src/main/java/org/oppia/android/app/player/audio/AudioFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/AudioFragment.kt rename to app/src/main/java/org/oppia/android/app/player/audio/AudioFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/AudioFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/player/audio/AudioFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/AudioFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/player/audio/AudioFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/AudioUiManager.kt b/app/src/main/java/org/oppia/android/app/player/audio/AudioUiManager.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/AudioUiManager.kt rename to app/src/main/java/org/oppia/android/app/player/audio/AudioUiManager.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/AudioViewModel.kt b/app/src/main/java/org/oppia/android/app/player/audio/AudioViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/AudioViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/audio/AudioViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/CellularAudioDialogFragment.kt b/app/src/main/java/org/oppia/android/app/player/audio/CellularAudioDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/CellularAudioDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/player/audio/CellularAudioDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/CellularDataInterface.kt b/app/src/main/java/org/oppia/android/app/player/audio/CellularDataInterface.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/CellularDataInterface.kt rename to app/src/main/java/org/oppia/android/app/player/audio/CellularDataInterface.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/LanguageDialogFragment.kt b/app/src/main/java/org/oppia/android/app/player/audio/LanguageDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/LanguageDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/player/audio/LanguageDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/audio/LanguageInterface.kt b/app/src/main/java/org/oppia/android/app/player/audio/LanguageInterface.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/audio/LanguageInterface.kt rename to app/src/main/java/org/oppia/android/app/player/audio/LanguageInterface.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/DefaultFontSizeStateListener.kt b/app/src/main/java/org/oppia/android/app/player/exploration/DefaultFontSizeStateListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/DefaultFontSizeStateListener.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/DefaultFontSizeStateListener.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/ExplorationActivity.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/ExplorationActivity.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivity.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/ExplorationActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/ExplorationActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/ExplorationActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/ExplorationFragment.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/ExplorationFragment.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/ExplorationFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/ExplorationFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/ExplorationFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/ExplorationFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/ExplorationManagerFragment.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationManagerFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/ExplorationManagerFragment.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/ExplorationManagerFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/ExplorationManagerFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationManagerFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/ExplorationManagerFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/ExplorationManagerFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/ExplorationViewModel.kt b/app/src/main/java/org/oppia/android/app/player/exploration/ExplorationViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/ExplorationViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/ExplorationViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/HintsAndSolutionExplorationManagerFragment.kt b/app/src/main/java/org/oppia/android/app/player/exploration/HintsAndSolutionExplorationManagerFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/HintsAndSolutionExplorationManagerFragment.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/HintsAndSolutionExplorationManagerFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/HintsAndSolutionExplorationManagerFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/player/exploration/HintsAndSolutionExplorationManagerFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/HintsAndSolutionExplorationManagerFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/HintsAndSolutionExplorationManagerFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/player/exploration/HintsAndSolutionExplorationManagerListener.kt b/app/src/main/java/org/oppia/android/app/player/exploration/HintsAndSolutionExplorationManagerListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/exploration/HintsAndSolutionExplorationManagerListener.kt rename to app/src/main/java/org/oppia/android/app/player/exploration/HintsAndSolutionExplorationManagerListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/DragDropSortInteractionView.kt b/app/src/main/java/org/oppia/android/app/player/state/DragDropSortInteractionView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/DragDropSortInteractionView.kt rename to app/src/main/java/org/oppia/android/app/player/state/DragDropSortInteractionView.kt diff --git a/app/src/main/java/org/oppia/app/player/state/ImageRegionSelectionInteractionView.kt b/app/src/main/java/org/oppia/android/app/player/state/ImageRegionSelectionInteractionView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/ImageRegionSelectionInteractionView.kt rename to app/src/main/java/org/oppia/android/app/player/state/ImageRegionSelectionInteractionView.kt diff --git a/app/src/main/java/org/oppia/app/player/state/SelectionInteractionView.kt b/app/src/main/java/org/oppia/android/app/player/state/SelectionInteractionView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/SelectionInteractionView.kt rename to app/src/main/java/org/oppia/android/app/player/state/SelectionInteractionView.kt diff --git a/app/src/main/java/org/oppia/app/player/state/StateFragment.kt b/app/src/main/java/org/oppia/android/app/player/state/StateFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/StateFragment.kt rename to app/src/main/java/org/oppia/android/app/player/state/StateFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/state/StateFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/player/state/StateFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/StateFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/player/state/StateFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/player/state/StatePlayerRecyclerViewAssembler.kt b/app/src/main/java/org/oppia/android/app/player/state/StatePlayerRecyclerViewAssembler.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/StatePlayerRecyclerViewAssembler.kt rename to app/src/main/java/org/oppia/android/app/player/state/StatePlayerRecyclerViewAssembler.kt diff --git a/app/src/main/java/org/oppia/app/player/state/StateViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/StateViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/StateViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/StateViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/answerhandling/InteractionAnswerErrorOrAvailabilityCheckReceiver.kt b/app/src/main/java/org/oppia/android/app/player/state/answerhandling/InteractionAnswerErrorOrAvailabilityCheckReceiver.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/answerhandling/InteractionAnswerErrorOrAvailabilityCheckReceiver.kt rename to app/src/main/java/org/oppia/android/app/player/state/answerhandling/InteractionAnswerErrorOrAvailabilityCheckReceiver.kt diff --git a/app/src/main/java/org/oppia/app/player/state/answerhandling/InteractionAnswerHandler.kt b/app/src/main/java/org/oppia/android/app/player/state/answerhandling/InteractionAnswerHandler.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/answerhandling/InteractionAnswerHandler.kt rename to app/src/main/java/org/oppia/android/app/player/state/answerhandling/InteractionAnswerHandler.kt diff --git a/app/src/main/java/org/oppia/app/player/state/hintsandsolution/DelayShowAdditionalHintsFromWrongAnswerMillis.kt b/app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/DelayShowAdditionalHintsFromWrongAnswerMillis.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/hintsandsolution/DelayShowAdditionalHintsFromWrongAnswerMillis.kt rename to app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/DelayShowAdditionalHintsFromWrongAnswerMillis.kt diff --git a/app/src/main/java/org/oppia/app/player/state/hintsandsolution/DelayShowAdditionalHintsMillis.kt b/app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/DelayShowAdditionalHintsMillis.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/hintsandsolution/DelayShowAdditionalHintsMillis.kt rename to app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/DelayShowAdditionalHintsMillis.kt diff --git a/app/src/main/java/org/oppia/app/player/state/hintsandsolution/DelayShowInitialHintMillis.kt b/app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/DelayShowInitialHintMillis.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/hintsandsolution/DelayShowInitialHintMillis.kt rename to app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/DelayShowInitialHintMillis.kt diff --git a/app/src/main/java/org/oppia/app/player/state/hintsandsolution/HintsAndSolutionConfigFastShowTestModule.kt b/app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/HintsAndSolutionConfigFastShowTestModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/hintsandsolution/HintsAndSolutionConfigFastShowTestModule.kt rename to app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/HintsAndSolutionConfigFastShowTestModule.kt diff --git a/app/src/main/java/org/oppia/app/player/state/hintsandsolution/HintsAndSolutionConfigModule.kt b/app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/HintsAndSolutionConfigModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/hintsandsolution/HintsAndSolutionConfigModule.kt rename to app/src/main/java/org/oppia/android/app/player/state/hintsandsolution/HintsAndSolutionConfigModule.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/ContentViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ContentViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/ContentViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ContentViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/ContinueInteractionViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ContinueInteractionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/ContinueInteractionViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ContinueInteractionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/ContinueNavigationButtonViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ContinueNavigationButtonViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/ContinueNavigationButtonViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ContinueNavigationButtonViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/DragAndDropSortInteractionViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/DragAndDropSortInteractionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/DragAndDropSortInteractionViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/DragAndDropSortInteractionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/DragDropInteractionContentViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/DragDropInteractionContentViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/DragDropInteractionContentViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/DragDropInteractionContentViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/FeedbackViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/FeedbackViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/FeedbackViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/FeedbackViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/FractionInteractionViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/FractionInteractionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/FractionInteractionViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/FractionInteractionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/ImageRegionSelectionInteractionViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ImageRegionSelectionInteractionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/ImageRegionSelectionInteractionViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ImageRegionSelectionInteractionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/InteractionViewModelFactory.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/InteractionViewModelFactory.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/InteractionViewModelFactory.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/InteractionViewModelFactory.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/InteractionViewModelModule.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/InteractionViewModelModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/InteractionViewModelModule.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/InteractionViewModelModule.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/NextButtonViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/NextButtonViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/NextButtonViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/NextButtonViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/NumericInputViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/NumericInputViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/NumericInputViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/NumericInputViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/PreviousButtonViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/PreviousButtonViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/PreviousButtonViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/PreviousButtonViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/PreviousResponsesHeaderViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/PreviousResponsesHeaderViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/PreviousResponsesHeaderViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/PreviousResponsesHeaderViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/RatioExpressionInputInteractionViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/RatioExpressionInputInteractionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/RatioExpressionInputInteractionViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/RatioExpressionInputInteractionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/ReplayButtonViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ReplayButtonViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/ReplayButtonViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ReplayButtonViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/ReturnToTopicButtonViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ReturnToTopicButtonViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/ReturnToTopicButtonViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/ReturnToTopicButtonViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/SelectionInteractionContentViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SelectionInteractionContentViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/SelectionInteractionContentViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SelectionInteractionContentViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/SelectionInteractionViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SelectionInteractionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/SelectionInteractionViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SelectionInteractionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/StateItemViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/StateItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/StateItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/StateItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/SubmitButtonViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SubmitButtonViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/SubmitButtonViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SubmitButtonViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/SubmittedAnswerViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SubmittedAnswerViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/SubmittedAnswerViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/SubmittedAnswerViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/itemviewmodel/TextInputViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/TextInputViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/itemviewmodel/TextInputViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/itemviewmodel/TextInputViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/ContinueNavigationButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/ContinueNavigationButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/ContinueNavigationButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/ContinueNavigationButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/NextNavigationButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/NextNavigationButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/NextNavigationButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/NextNavigationButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/PreviousNavigationButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/PreviousNavigationButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/PreviousNavigationButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/PreviousNavigationButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/PreviousResponsesHeaderClickListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/PreviousResponsesHeaderClickListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/PreviousResponsesHeaderClickListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/PreviousResponsesHeaderClickListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/ReplayButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/ReplayButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/ReplayButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/ReplayButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/ReturnToTopicNavigationButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/ReturnToTopicNavigationButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/ReturnToTopicNavigationButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/ReturnToTopicNavigationButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/RouteToHintsAndSolutionListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/RouteToHintsAndSolutionListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/RouteToHintsAndSolutionListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/RouteToHintsAndSolutionListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/ShowHintAvailabilityListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/ShowHintAvailabilityListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/ShowHintAvailabilityListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/ShowHintAvailabilityListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/StateKeyboardButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/StateKeyboardButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/StateKeyboardButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/StateKeyboardButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/listener/SubmitNavigationButtonListener.kt b/app/src/main/java/org/oppia/android/app/player/state/listener/SubmitNavigationButtonListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/listener/SubmitNavigationButtonListener.kt rename to app/src/main/java/org/oppia/android/app/player/state/listener/SubmitNavigationButtonListener.kt diff --git a/app/src/main/java/org/oppia/app/player/state/testing/StateFragmentTestActivity.kt b/app/src/main/java/org/oppia/android/app/player/state/testing/StateFragmentTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/testing/StateFragmentTestActivity.kt rename to app/src/main/java/org/oppia/android/app/player/state/testing/StateFragmentTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/player/state/testing/StateFragmentTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/player/state/testing/StateFragmentTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/testing/StateFragmentTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/player/state/testing/StateFragmentTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/player/state/testing/StateFragmentTestViewModel.kt b/app/src/main/java/org/oppia/android/app/player/state/testing/StateFragmentTestViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/state/testing/StateFragmentTestViewModel.kt rename to app/src/main/java/org/oppia/android/app/player/state/testing/StateFragmentTestViewModel.kt diff --git a/app/src/main/java/org/oppia/app/player/stopplaying/RestartPlayingSessionListener.kt b/app/src/main/java/org/oppia/android/app/player/stopplaying/RestartPlayingSessionListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/stopplaying/RestartPlayingSessionListener.kt rename to app/src/main/java/org/oppia/android/app/player/stopplaying/RestartPlayingSessionListener.kt diff --git a/app/src/main/java/org/oppia/app/player/stopplaying/StopExplorationDialogFragment.kt b/app/src/main/java/org/oppia/android/app/player/stopplaying/StopExplorationDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/stopplaying/StopExplorationDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/player/stopplaying/StopExplorationDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/player/stopplaying/StopStatePlayingSessionListener.kt b/app/src/main/java/org/oppia/android/app/player/stopplaying/StopStatePlayingSessionListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/player/stopplaying/StopStatePlayingSessionListener.kt rename to app/src/main/java/org/oppia/android/app/player/stopplaying/StopStatePlayingSessionListener.kt diff --git a/app/src/main/java/org/oppia/app/profile/AddProfileActivity.kt b/app/src/main/java/org/oppia/android/app/profile/AddProfileActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AddProfileActivity.kt rename to app/src/main/java/org/oppia/android/app/profile/AddProfileActivity.kt diff --git a/app/src/main/java/org/oppia/app/profile/AddProfileActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/AddProfileActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AddProfileActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/AddProfileActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/AddProfileViewModel.kt b/app/src/main/java/org/oppia/android/app/profile/AddProfileViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AddProfileViewModel.kt rename to app/src/main/java/org/oppia/android/app/profile/AddProfileViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminAuthActivity.kt b/app/src/main/java/org/oppia/android/app/profile/AdminAuthActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminAuthActivity.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminAuthActivity.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminAuthActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/AdminAuthActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminAuthActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminAuthActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminAuthEnum.kt b/app/src/main/java/org/oppia/android/app/profile/AdminAuthEnum.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminAuthEnum.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminAuthEnum.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminAuthViewModel.kt b/app/src/main/java/org/oppia/android/app/profile/AdminAuthViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminAuthViewModel.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminAuthViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminPinActivity.kt b/app/src/main/java/org/oppia/android/app/profile/AdminPinActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminPinActivity.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminPinActivity.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminPinActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/AdminPinActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminPinActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminPinActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminPinViewModel.kt b/app/src/main/java/org/oppia/android/app/profile/AdminPinViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminPinViewModel.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminPinViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminSettingsDialogFragment.kt b/app/src/main/java/org/oppia/android/app/profile/AdminSettingsDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminSettingsDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminSettingsDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminSettingsDialogFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/AdminSettingsDialogFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminSettingsDialogFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminSettingsDialogFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/AdminSettingsViewModel.kt b/app/src/main/java/org/oppia/android/app/profile/AdminSettingsViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/AdminSettingsViewModel.kt rename to app/src/main/java/org/oppia/android/app/profile/AdminSettingsViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profile/PinPasswordActivity.kt b/app/src/main/java/org/oppia/android/app/profile/PinPasswordActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/PinPasswordActivity.kt rename to app/src/main/java/org/oppia/android/app/profile/PinPasswordActivity.kt diff --git a/app/src/main/java/org/oppia/app/profile/PinPasswordActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/PinPasswordActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/PinPasswordActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/PinPasswordActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/PinPasswordViewModel.kt b/app/src/main/java/org/oppia/android/app/profile/PinPasswordViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/PinPasswordViewModel.kt rename to app/src/main/java/org/oppia/android/app/profile/PinPasswordViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profile/ProfileChooserActivity.kt b/app/src/main/java/org/oppia/android/app/profile/ProfileChooserActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ProfileChooserActivity.kt rename to app/src/main/java/org/oppia/android/app/profile/ProfileChooserActivity.kt diff --git a/app/src/main/java/org/oppia/app/profile/ProfileChooserActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/ProfileChooserActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ProfileChooserActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/ProfileChooserActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/ProfileChooserFragment.kt b/app/src/main/java/org/oppia/android/app/profile/ProfileChooserFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ProfileChooserFragment.kt rename to app/src/main/java/org/oppia/android/app/profile/ProfileChooserFragment.kt diff --git a/app/src/main/java/org/oppia/app/profile/ProfileChooserFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/ProfileChooserFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ProfileChooserFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/ProfileChooserFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/ProfileChooserViewModel.kt b/app/src/main/java/org/oppia/android/app/profile/ProfileChooserViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ProfileChooserViewModel.kt rename to app/src/main/java/org/oppia/android/app/profile/ProfileChooserViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profile/ProfileInputView.kt b/app/src/main/java/org/oppia/android/app/profile/ProfileInputView.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ProfileInputView.kt rename to app/src/main/java/org/oppia/android/app/profile/ProfileInputView.kt diff --git a/app/src/main/java/org/oppia/app/profile/ProfileRouteDialogInterface.kt b/app/src/main/java/org/oppia/android/app/profile/ProfileRouteDialogInterface.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ProfileRouteDialogInterface.kt rename to app/src/main/java/org/oppia/android/app/profile/ProfileRouteDialogInterface.kt diff --git a/app/src/main/java/org/oppia/app/profile/ResetPinDialogFragment.kt b/app/src/main/java/org/oppia/android/app/profile/ResetPinDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ResetPinDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/profile/ResetPinDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/profile/ResetPinDialogFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/profile/ResetPinDialogFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ResetPinDialogFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/profile/ResetPinDialogFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profile/ResetPinViewModel.kt b/app/src/main/java/org/oppia/android/app/profile/ResetPinViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/ResetPinViewModel.kt rename to app/src/main/java/org/oppia/android/app/profile/ResetPinViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profile/RouteToAdminPinListener.kt b/app/src/main/java/org/oppia/android/app/profile/RouteToAdminPinListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profile/RouteToAdminPinListener.kt rename to app/src/main/java/org/oppia/android/app/profile/RouteToAdminPinListener.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfilePictureActivity.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfilePictureActivity.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureActivity.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfilePictureActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfilePictureActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfilePictureActivityViewModel.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureActivityViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfilePictureActivityViewModel.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureActivityViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfilePictureClickListener.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureClickListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfilePictureClickListener.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureClickListener.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfilePictureDialogInterface.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureDialogInterface.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfilePictureDialogInterface.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureDialogInterface.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfilePictureEditDialogFragment.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureEditDialogFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfilePictureEditDialogFragment.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfilePictureEditDialogFragment.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfileProgressActivity.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfileProgressActivity.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressActivity.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfileProgressActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfileProgressActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfileProgressFragment.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfileProgressFragment.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressFragment.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfileProgressFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfileProgressFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfileProgressHeaderViewModel.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressHeaderViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfileProgressHeaderViewModel.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressHeaderViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfileProgressItemViewModel.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfileProgressItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/ProfileProgressViewModel.kt b/app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/ProfileProgressViewModel.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/ProfileProgressViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/RecentlyPlayedStorySummaryViewModel.kt b/app/src/main/java/org/oppia/android/app/profileprogress/RecentlyPlayedStorySummaryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/RecentlyPlayedStorySummaryViewModel.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/RecentlyPlayedStorySummaryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/RouteToCompletedStoryListListener.kt b/app/src/main/java/org/oppia/android/app/profileprogress/RouteToCompletedStoryListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/RouteToCompletedStoryListListener.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/RouteToCompletedStoryListListener.kt diff --git a/app/src/main/java/org/oppia/app/profileprogress/RouteToOngoingTopicListListener.kt b/app/src/main/java/org/oppia/android/app/profileprogress/RouteToOngoingTopicListListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/profileprogress/RouteToOngoingTopicListListener.kt rename to app/src/main/java/org/oppia/android/app/profileprogress/RouteToOngoingTopicListListener.kt diff --git a/app/src/main/java/org/oppia/app/recyclerview/BindableAdapter.kt b/app/src/main/java/org/oppia/android/app/recyclerview/BindableAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/recyclerview/BindableAdapter.kt rename to app/src/main/java/org/oppia/android/app/recyclerview/BindableAdapter.kt diff --git a/app/src/main/java/org/oppia/app/recyclerview/DividerItemDecorator.kt b/app/src/main/java/org/oppia/android/app/recyclerview/DividerItemDecorator.kt similarity index 100% rename from app/src/main/java/org/oppia/app/recyclerview/DividerItemDecorator.kt rename to app/src/main/java/org/oppia/android/app/recyclerview/DividerItemDecorator.kt diff --git a/app/src/main/java/org/oppia/app/recyclerview/DragAndDropItemFacilitator.kt b/app/src/main/java/org/oppia/android/app/recyclerview/DragAndDropItemFacilitator.kt similarity index 100% rename from app/src/main/java/org/oppia/app/recyclerview/DragAndDropItemFacilitator.kt rename to app/src/main/java/org/oppia/android/app/recyclerview/DragAndDropItemFacilitator.kt diff --git a/app/src/main/java/org/oppia/app/recyclerview/OnDragEndedListener.kt b/app/src/main/java/org/oppia/android/app/recyclerview/OnDragEndedListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/recyclerview/OnDragEndedListener.kt rename to app/src/main/java/org/oppia/android/app/recyclerview/OnDragEndedListener.kt diff --git a/app/src/main/java/org/oppia/app/recyclerview/OnItemDragListener.kt b/app/src/main/java/org/oppia/android/app/recyclerview/OnItemDragListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/recyclerview/OnItemDragListener.kt rename to app/src/main/java/org/oppia/android/app/recyclerview/OnItemDragListener.kt diff --git a/app/src/main/java/org/oppia/app/recyclerview/RecyclerViewBindingAdapter.java b/app/src/main/java/org/oppia/android/app/recyclerview/RecyclerViewBindingAdapter.java similarity index 100% rename from app/src/main/java/org/oppia/app/recyclerview/RecyclerViewBindingAdapter.java rename to app/src/main/java/org/oppia/android/app/recyclerview/RecyclerViewBindingAdapter.java diff --git a/app/src/main/java/org/oppia/app/recyclerview/StartSnapHelper.kt b/app/src/main/java/org/oppia/android/app/recyclerview/StartSnapHelper.kt similarity index 100% rename from app/src/main/java/org/oppia/app/recyclerview/StartSnapHelper.kt rename to app/src/main/java/org/oppia/android/app/recyclerview/StartSnapHelper.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileEditActivity.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileEditActivity.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivity.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileEditActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileEditActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileEditViewModel.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileEditViewModel.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileEditViewModel.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileListActivity.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileListActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileListActivity.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileListActivity.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileListActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileListActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileListActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileListActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileListFragment.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileListFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileListFragment.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileListFragment.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileListFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileListFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileListFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileListFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileListViewModel.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileListViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileListViewModel.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileListViewModel.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileRenameActivity.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileRenameActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileRenameActivity.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileRenameActivity.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileRenameActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileRenameActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileRenameActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileRenameActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileRenameViewModel.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileRenameViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileRenameViewModel.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileRenameViewModel.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileResetPinActivity.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileResetPinActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileResetPinActivity.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileResetPinActivity.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileResetPinActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileResetPinActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileResetPinActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileResetPinActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/settings/profile/ProfileResetPinViewModel.kt b/app/src/main/java/org/oppia/android/app/settings/profile/ProfileResetPinViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/settings/profile/ProfileResetPinViewModel.kt rename to app/src/main/java/org/oppia/android/app/settings/profile/ProfileResetPinViewModel.kt diff --git a/app/src/main/java/org/oppia/app/shim/IntentFactoryShim.kt b/app/src/main/java/org/oppia/android/app/shim/IntentFactoryShim.kt similarity index 100% rename from app/src/main/java/org/oppia/app/shim/IntentFactoryShim.kt rename to app/src/main/java/org/oppia/android/app/shim/IntentFactoryShim.kt diff --git a/app/src/main/java/org/oppia/app/shim/IntentFactoryShimImpl.kt b/app/src/main/java/org/oppia/android/app/shim/IntentFactoryShimImpl.kt similarity index 100% rename from app/src/main/java/org/oppia/app/shim/IntentFactoryShimImpl.kt rename to app/src/main/java/org/oppia/android/app/shim/IntentFactoryShimImpl.kt diff --git a/app/src/main/java/org/oppia/app/shim/IntentFactoryShimModule.kt b/app/src/main/java/org/oppia/android/app/shim/IntentFactoryShimModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/shim/IntentFactoryShimModule.kt rename to app/src/main/java/org/oppia/android/app/shim/IntentFactoryShimModule.kt diff --git a/app/src/main/java/org/oppia/app/shim/ViewBindingShim.kt b/app/src/main/java/org/oppia/android/app/shim/ViewBindingShim.kt similarity index 100% rename from app/src/main/java/org/oppia/app/shim/ViewBindingShim.kt rename to app/src/main/java/org/oppia/android/app/shim/ViewBindingShim.kt diff --git a/app/src/main/java/org/oppia/app/shim/ViewBindingShimImpl.kt b/app/src/main/java/org/oppia/android/app/shim/ViewBindingShimImpl.kt similarity index 100% rename from app/src/main/java/org/oppia/app/shim/ViewBindingShimImpl.kt rename to app/src/main/java/org/oppia/android/app/shim/ViewBindingShimImpl.kt diff --git a/app/src/main/java/org/oppia/app/shim/ViewBindingShimModule.kt b/app/src/main/java/org/oppia/android/app/shim/ViewBindingShimModule.kt similarity index 100% rename from app/src/main/java/org/oppia/app/shim/ViewBindingShimModule.kt rename to app/src/main/java/org/oppia/android/app/shim/ViewBindingShimModule.kt diff --git a/app/src/main/java/org/oppia/app/shim/ViewComponentFactory.kt b/app/src/main/java/org/oppia/android/app/shim/ViewComponentFactory.kt similarity index 100% rename from app/src/main/java/org/oppia/app/shim/ViewComponentFactory.kt rename to app/src/main/java/org/oppia/android/app/shim/ViewComponentFactory.kt diff --git a/app/src/main/java/org/oppia/app/splash/SplashActivity.kt b/app/src/main/java/org/oppia/android/app/splash/SplashActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/splash/SplashActivity.kt rename to app/src/main/java/org/oppia/android/app/splash/SplashActivity.kt diff --git a/app/src/main/java/org/oppia/app/splash/SplashActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/splash/SplashActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/splash/SplashActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/splash/SplashActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/story/ExplorationSelectionListener.kt b/app/src/main/java/org/oppia/android/app/story/ExplorationSelectionListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/ExplorationSelectionListener.kt rename to app/src/main/java/org/oppia/android/app/story/ExplorationSelectionListener.kt diff --git a/app/src/main/java/org/oppia/app/story/StoryActivity.kt b/app/src/main/java/org/oppia/android/app/story/StoryActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/StoryActivity.kt rename to app/src/main/java/org/oppia/android/app/story/StoryActivity.kt diff --git a/app/src/main/java/org/oppia/app/story/StoryActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/story/StoryActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/StoryActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/story/StoryActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/story/StoryFragment.kt b/app/src/main/java/org/oppia/android/app/story/StoryFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/StoryFragment.kt rename to app/src/main/java/org/oppia/android/app/story/StoryFragment.kt diff --git a/app/src/main/java/org/oppia/app/story/StoryFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/story/StoryFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/StoryFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/story/StoryFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/story/StoryFragmentScroller.kt b/app/src/main/java/org/oppia/android/app/story/StoryFragmentScroller.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/StoryFragmentScroller.kt rename to app/src/main/java/org/oppia/android/app/story/StoryFragmentScroller.kt diff --git a/app/src/main/java/org/oppia/app/story/StoryViewModel.kt b/app/src/main/java/org/oppia/android/app/story/StoryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/StoryViewModel.kt rename to app/src/main/java/org/oppia/android/app/story/StoryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/story/storyitemviewmodel/StoryChapterSummaryViewModel.kt b/app/src/main/java/org/oppia/android/app/story/storyitemviewmodel/StoryChapterSummaryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/storyitemviewmodel/StoryChapterSummaryViewModel.kt rename to app/src/main/java/org/oppia/android/app/story/storyitemviewmodel/StoryChapterSummaryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/story/storyitemviewmodel/StoryHeaderViewModel.kt b/app/src/main/java/org/oppia/android/app/story/storyitemviewmodel/StoryHeaderViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/storyitemviewmodel/StoryHeaderViewModel.kt rename to app/src/main/java/org/oppia/android/app/story/storyitemviewmodel/StoryHeaderViewModel.kt diff --git a/app/src/main/java/org/oppia/app/story/storyitemviewmodel/StoryItemViewModel.kt b/app/src/main/java/org/oppia/android/app/story/storyitemviewmodel/StoryItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/story/storyitemviewmodel/StoryItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/story/storyitemviewmodel/StoryItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/testing/AudioFragmentTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/AudioFragmentTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/AudioFragmentTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/AudioFragmentTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/AudioFragmentTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/AudioFragmentTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/AudioFragmentTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/AudioFragmentTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/BindableAdapterTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/BindableAdapterTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/BindableAdapterTestFragment.kt b/app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/BindableAdapterTestFragment.kt rename to app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestFragment.kt diff --git a/app/src/main/java/org/oppia/app/testing/BindableAdapterTestFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/BindableAdapterTestFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/BindableAdapterTestViewModel.kt b/app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/BindableAdapterTestViewModel.kt rename to app/src/main/java/org/oppia/android/app/testing/BindableAdapterTestViewModel.kt diff --git a/app/src/main/java/org/oppia/app/testing/ConceptCardFragmentTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/ConceptCardFragmentTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ConceptCardFragmentTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/ConceptCardFragmentTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/ConceptCardFragmentTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/ConceptCardFragmentTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ConceptCardFragmentTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/ConceptCardFragmentTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/DragDropTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/DragDropTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/DragDropTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/DragDropTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/DragDropTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/DragDropTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/DragDropTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/DragDropTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/ExplorationInjectionActivity.kt b/app/src/main/java/org/oppia/android/app/testing/ExplorationInjectionActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ExplorationInjectionActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/ExplorationInjectionActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/ExplorationTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/ExplorationTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ExplorationTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/ExplorationTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/ExplorationTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/ExplorationTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ExplorationTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/ExplorationTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/HomeInjectionActivity.kt b/app/src/main/java/org/oppia/android/app/testing/HomeInjectionActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/HomeInjectionActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/HomeInjectionActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/HomeTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/HomeTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/HomeTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/HomeTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/HomeTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/HomeTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/HomeTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/HomeTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/HtmlParserTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/HtmlParserTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/HtmlParserTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/HtmlParserTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/ImageRegionSelectionTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/ImageRegionSelectionTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ImageRegionSelectionTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/ImageRegionSelectionTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/ImageRegionSelectionTestFragment.kt b/app/src/main/java/org/oppia/android/app/testing/ImageRegionSelectionTestFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ImageRegionSelectionTestFragment.kt rename to app/src/main/java/org/oppia/android/app/testing/ImageRegionSelectionTestFragment.kt diff --git a/app/src/main/java/org/oppia/app/testing/ImageRegionSelectionTestFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/ImageRegionSelectionTestFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ImageRegionSelectionTestFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/ImageRegionSelectionTestFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/InputInteractionViewTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/InputInteractionViewTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/InputInteractionViewTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/InputInteractionViewTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/NavigationDrawerTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/NavigationDrawerTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/NavigationDrawerTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/NavigationDrawerTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/ProfileChooserFragmentTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/ProfileChooserFragmentTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ProfileChooserFragmentTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/ProfileChooserFragmentTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/ProfileChooserFragmentTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/ProfileChooserFragmentTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/ProfileChooserFragmentTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/ProfileChooserFragmentTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/TestFontScaleConfigurationUtilActivity.kt b/app/src/main/java/org/oppia/android/app/testing/TestFontScaleConfigurationUtilActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/TestFontScaleConfigurationUtilActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/TestFontScaleConfigurationUtilActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/TestFontScaleConfigurationUtilActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/TestFontScaleConfigurationUtilActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/TestFontScaleConfigurationUtilActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/TestFontScaleConfigurationUtilActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/TopicRevisionTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/TopicRevisionTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/TopicRevisionTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/TopicRevisionTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/TopicRevisionTestActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/testing/TopicRevisionTestActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/TopicRevisionTestActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/testing/TopicRevisionTestActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/testing/TopicTestActivity.kt b/app/src/main/java/org/oppia/android/app/testing/TopicTestActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/TopicTestActivity.kt rename to app/src/main/java/org/oppia/android/app/testing/TopicTestActivity.kt diff --git a/app/src/main/java/org/oppia/app/testing/TopicTestActivityForStory.kt b/app/src/main/java/org/oppia/android/app/testing/TopicTestActivityForStory.kt similarity index 100% rename from app/src/main/java/org/oppia/app/testing/TopicTestActivityForStory.kt rename to app/src/main/java/org/oppia/android/app/testing/TopicTestActivityForStory.kt diff --git a/app/src/main/java/org/oppia/app/topic/RouteToConceptCardListener.kt b/app/src/main/java/org/oppia/android/app/topic/RouteToConceptCardListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/RouteToConceptCardListener.kt rename to app/src/main/java/org/oppia/android/app/topic/RouteToConceptCardListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/RouteToQuestionPlayerListener.kt b/app/src/main/java/org/oppia/android/app/topic/RouteToQuestionPlayerListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/RouteToQuestionPlayerListener.kt rename to app/src/main/java/org/oppia/android/app/topic/RouteToQuestionPlayerListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/RouteToRevisionCardListener.kt b/app/src/main/java/org/oppia/android/app/topic/RouteToRevisionCardListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/RouteToRevisionCardListener.kt rename to app/src/main/java/org/oppia/android/app/topic/RouteToRevisionCardListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/RouteToStoryListener.kt b/app/src/main/java/org/oppia/android/app/topic/RouteToStoryListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/RouteToStoryListener.kt rename to app/src/main/java/org/oppia/android/app/topic/RouteToStoryListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/TopicActivity.kt b/app/src/main/java/org/oppia/android/app/topic/TopicActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/TopicActivity.kt rename to app/src/main/java/org/oppia/android/app/topic/TopicActivity.kt diff --git a/app/src/main/java/org/oppia/app/topic/TopicActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/TopicActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/TopicActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/TopicActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/TopicFragment.kt b/app/src/main/java/org/oppia/android/app/topic/TopicFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/TopicFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/TopicFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/TopicFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/TopicFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/TopicFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/TopicFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/TopicTab.kt b/app/src/main/java/org/oppia/android/app/topic/TopicTab.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/TopicTab.kt rename to app/src/main/java/org/oppia/android/app/topic/TopicTab.kt diff --git a/app/src/main/java/org/oppia/app/topic/TopicViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/TopicViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/TopicViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/TopicViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/ViewPagerAdapter.kt b/app/src/main/java/org/oppia/android/app/topic/ViewPagerAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/ViewPagerAdapter.kt rename to app/src/main/java/org/oppia/android/app/topic/ViewPagerAdapter.kt diff --git a/app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardFragment.kt b/app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardListener.kt b/app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardListener.kt rename to app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/conceptcard/ConceptCardViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/conceptcard/ConceptCardViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/info/TopicInfoFragment.kt b/app/src/main/java/org/oppia/android/app/topic/info/TopicInfoFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/info/TopicInfoFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/info/TopicInfoFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/info/TopicInfoFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/info/TopicInfoFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/info/TopicInfoFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/info/TopicInfoFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/info/TopicInfoViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/info/TopicInfoViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/info/TopicInfoViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/info/TopicInfoViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/ChapterSummaryAdapter.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/ChapterSummaryAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/ChapterSummaryAdapter.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/ChapterSummaryAdapter.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/ChapterSummarySelector.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/ChapterSummarySelector.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/ChapterSummarySelector.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/ChapterSummarySelector.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/ExpandedChapterListIndexListener.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/ExpandedChapterListIndexListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/ExpandedChapterListIndexListener.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/ExpandedChapterListIndexListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/StorySummaryAdapter.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/StorySummaryAdapter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/StorySummaryAdapter.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/StorySummaryAdapter.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/StorySummarySelector.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/StorySummarySelector.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/StorySummarySelector.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/StorySummarySelector.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/StorySummaryViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/StorySummaryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/StorySummaryViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/StorySummaryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsFragment.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsItemViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsTitleViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsTitleViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/lessons/TopicLessonsTitleViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/lessons/TopicLessonsTitleViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/SubtopicSelector.kt b/app/src/main/java/org/oppia/android/app/topic/practice/SubtopicSelector.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/SubtopicSelector.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/SubtopicSelector.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/TopicPracticeFragment.kt b/app/src/main/java/org/oppia/android/app/topic/practice/TopicPracticeFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/TopicPracticeFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/TopicPracticeFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/TopicPracticeFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/practice/TopicPracticeFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/TopicPracticeFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/TopicPracticeFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/TopicPracticeViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/practice/TopicPracticeViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/TopicPracticeViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/TopicPracticeViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeFooterViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeFooterViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeFooterViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeFooterViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeHeaderViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeHeaderViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeHeaderViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeHeaderViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeItemViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeSubtopicViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeSubtopicViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/practice/practiceitemviewmodel/TopicPracticeSubtopicViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/practice/practiceitemviewmodel/TopicPracticeSubtopicViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragment.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/HintsAndSolutionQuestionManagerFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/HintsAndSolutionQuestionManagerListener.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/HintsAndSolutionQuestionManagerListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/HintsAndSolutionQuestionManagerListener.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/HintsAndSolutionQuestionManagerListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivity.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivity.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivity.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerFragment.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/questionplayer/QuestionPlayerViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/revision/RevisionSubtopicSelector.kt b/app/src/main/java/org/oppia/android/app/topic/revision/RevisionSubtopicSelector.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revision/RevisionSubtopicSelector.kt rename to app/src/main/java/org/oppia/android/app/topic/revision/RevisionSubtopicSelector.kt diff --git a/app/src/main/java/org/oppia/app/topic/revision/TopicRevisionFragment.kt b/app/src/main/java/org/oppia/android/app/topic/revision/TopicRevisionFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revision/TopicRevisionFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/revision/TopicRevisionFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/revision/TopicRevisionFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/revision/TopicRevisionFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revision/TopicRevisionFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/revision/TopicRevisionFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/revision/TopicRevisionViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/revision/TopicRevisionViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revision/TopicRevisionViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/revision/TopicRevisionViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/revision/revisionitemviewmodel/TopicRevisionItemViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/revision/revisionitemviewmodel/TopicRevisionItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revision/revisionitemviewmodel/TopicRevisionItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/revision/revisionitemviewmodel/TopicRevisionItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/topic/revisioncard/ReturnToTopicClickListener.kt b/app/src/main/java/org/oppia/android/app/topic/revisioncard/ReturnToTopicClickListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revisioncard/ReturnToTopicClickListener.kt rename to app/src/main/java/org/oppia/android/app/topic/revisioncard/ReturnToTopicClickListener.kt diff --git a/app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardActivity.kt b/app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardActivity.kt rename to app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardActivity.kt diff --git a/app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardFragment.kt b/app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardFragment.kt rename to app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardFragment.kt diff --git a/app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardViewModel.kt b/app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/topic/revisioncard/RevisionCardViewModel.kt rename to app/src/main/java/org/oppia/android/app/topic/revisioncard/RevisionCardViewModel.kt diff --git a/app/src/main/java/org/oppia/app/utility/ClickableAreasImage.kt b/app/src/main/java/org/oppia/android/app/utility/ClickableAreasImage.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/ClickableAreasImage.kt rename to app/src/main/java/org/oppia/android/app/utility/ClickableAreasImage.kt diff --git a/app/src/main/java/org/oppia/app/utility/ContextExtensions.kt b/app/src/main/java/org/oppia/android/app/utility/ContextExtensions.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/ContextExtensions.kt rename to app/src/main/java/org/oppia/android/app/utility/ContextExtensions.kt diff --git a/app/src/main/java/org/oppia/app/utility/FontScaleConfigurationUtil.kt b/app/src/main/java/org/oppia/android/app/utility/FontScaleConfigurationUtil.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/FontScaleConfigurationUtil.kt rename to app/src/main/java/org/oppia/android/app/utility/FontScaleConfigurationUtil.kt diff --git a/app/src/main/java/org/oppia/app/utility/KeyboardHelper.kt b/app/src/main/java/org/oppia/android/app/utility/KeyboardHelper.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/KeyboardHelper.kt rename to app/src/main/java/org/oppia/android/app/utility/KeyboardHelper.kt diff --git a/app/src/main/java/org/oppia/app/utility/LifecycleSafeTimerFactory.kt b/app/src/main/java/org/oppia/android/app/utility/LifecycleSafeTimerFactory.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/LifecycleSafeTimerFactory.kt rename to app/src/main/java/org/oppia/android/app/utility/LifecycleSafeTimerFactory.kt diff --git a/app/src/main/java/org/oppia/app/utility/OnClickableAreaClickedListener.kt b/app/src/main/java/org/oppia/android/app/utility/OnClickableAreaClickedListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/OnClickableAreaClickedListener.kt rename to app/src/main/java/org/oppia/android/app/utility/OnClickableAreaClickedListener.kt diff --git a/app/src/main/java/org/oppia/app/utility/RatioExtensions.kt b/app/src/main/java/org/oppia/android/app/utility/RatioExtensions.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/RatioExtensions.kt rename to app/src/main/java/org/oppia/android/app/utility/RatioExtensions.kt diff --git a/app/src/main/java/org/oppia/app/utility/RegionClickEvent.kt b/app/src/main/java/org/oppia/android/app/utility/RegionClickEvent.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/RegionClickEvent.kt rename to app/src/main/java/org/oppia/android/app/utility/RegionClickEvent.kt diff --git a/app/src/main/java/org/oppia/app/utility/SplitScreenManager.kt b/app/src/main/java/org/oppia/android/app/utility/SplitScreenManager.kt similarity index 100% rename from app/src/main/java/org/oppia/app/utility/SplitScreenManager.kt rename to app/src/main/java/org/oppia/android/app/utility/SplitScreenManager.kt diff --git a/app/src/main/java/org/oppia/app/view/ViewComponent.kt b/app/src/main/java/org/oppia/android/app/view/ViewComponent.kt similarity index 100% rename from app/src/main/java/org/oppia/app/view/ViewComponent.kt rename to app/src/main/java/org/oppia/android/app/view/ViewComponent.kt diff --git a/app/src/main/java/org/oppia/app/view/ViewScope.kt b/app/src/main/java/org/oppia/android/app/view/ViewScope.kt similarity index 100% rename from app/src/main/java/org/oppia/app/view/ViewScope.kt rename to app/src/main/java/org/oppia/android/app/view/ViewScope.kt diff --git a/app/src/main/java/org/oppia/app/viewmodel/ObservableArrayList.kt b/app/src/main/java/org/oppia/android/app/viewmodel/ObservableArrayList.kt similarity index 100% rename from app/src/main/java/org/oppia/app/viewmodel/ObservableArrayList.kt rename to app/src/main/java/org/oppia/android/app/viewmodel/ObservableArrayList.kt diff --git a/app/src/main/java/org/oppia/app/viewmodel/ObservableViewModel.kt b/app/src/main/java/org/oppia/android/app/viewmodel/ObservableViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/viewmodel/ObservableViewModel.kt rename to app/src/main/java/org/oppia/android/app/viewmodel/ObservableViewModel.kt diff --git a/app/src/main/java/org/oppia/app/viewmodel/ViewModelBridgeFactory.kt b/app/src/main/java/org/oppia/android/app/viewmodel/ViewModelBridgeFactory.kt similarity index 100% rename from app/src/main/java/org/oppia/app/viewmodel/ViewModelBridgeFactory.kt rename to app/src/main/java/org/oppia/android/app/viewmodel/ViewModelBridgeFactory.kt diff --git a/app/src/main/java/org/oppia/app/viewmodel/ViewModelProvider.kt b/app/src/main/java/org/oppia/android/app/viewmodel/ViewModelProvider.kt similarity index 100% rename from app/src/main/java/org/oppia/app/viewmodel/ViewModelProvider.kt rename to app/src/main/java/org/oppia/android/app/viewmodel/ViewModelProvider.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/WalkthroughActivity.kt b/app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughActivity.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/WalkthroughActivity.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughActivity.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/WalkthroughActivityListener.kt b/app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughActivityListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/WalkthroughActivityListener.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughActivityListener.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/WalkthroughActivityPresenter.kt b/app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughActivityPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/WalkthroughActivityPresenter.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughActivityPresenter.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/WalkthroughFragmentChangeListener.kt b/app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughFragmentChangeListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/WalkthroughFragmentChangeListener.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughFragmentChangeListener.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/WalkthroughPageChanger.kt b/app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughPageChanger.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/WalkthroughPageChanger.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughPageChanger.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/WalkthroughPages.kt b/app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughPages.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/WalkthroughPages.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughPages.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/WalkthroughViewModel.kt b/app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/WalkthroughViewModel.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/WalkthroughViewModel.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughEndPageChanger.kt b/app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughEndPageChanger.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughEndPageChanger.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughEndPageChanger.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalFragment.kt b/app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalFragment.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalFragment.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalListener.kt b/app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalListener.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalListener.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalListener.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalViewModel.kt b/app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/end/WalkthroughFinalViewModel.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/end/WalkthroughFinalViewModel.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicItemViewModel.kt b/app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicItemViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicItemViewModel.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicItemViewModel.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicListFragment.kt b/app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicListFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicListFragment.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicListFragment.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicListFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicListFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicListFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicListFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicViewModel.kt b/app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/topiclist/WalkthroughTopicViewModel.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/topiclist/WalkthroughTopicViewModel.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicHeaderViewModel.kt b/app/src/main/java/org/oppia/android/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicHeaderViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicHeaderViewModel.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicHeaderViewModel.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicSummaryViewModel.kt b/app/src/main/java/org/oppia/android/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicSummaryViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicSummaryViewModel.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/topiclist/topiclistviewmodel/WalkthroughTopicSummaryViewModel.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/welcome/WalkthroughWelcomeFragment.kt b/app/src/main/java/org/oppia/android/app/walkthrough/welcome/WalkthroughWelcomeFragment.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/welcome/WalkthroughWelcomeFragment.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/welcome/WalkthroughWelcomeFragment.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/welcome/WalkthroughWelcomeFragmentPresenter.kt b/app/src/main/java/org/oppia/android/app/walkthrough/welcome/WalkthroughWelcomeFragmentPresenter.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/welcome/WalkthroughWelcomeFragmentPresenter.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/welcome/WalkthroughWelcomeFragmentPresenter.kt diff --git a/app/src/main/java/org/oppia/app/walkthrough/welcome/WalkthroughWelcomeViewModel.kt b/app/src/main/java/org/oppia/android/app/walkthrough/welcome/WalkthroughWelcomeViewModel.kt similarity index 100% rename from app/src/main/java/org/oppia/app/walkthrough/welcome/WalkthroughWelcomeViewModel.kt rename to app/src/main/java/org/oppia/android/app/walkthrough/welcome/WalkthroughWelcomeViewModel.kt diff --git a/app/src/sharedTest/java/org/oppia/app/administratorcontrols/AdministratorControlsActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/administratorcontrols/AdministratorControlsActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/administratorcontrols/AdministratorControlsActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/administratorcontrols/AppVersionActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/administratorcontrols/AppVersionActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/administratorcontrols/AppVersionActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/administratorcontrols/AppVersionActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/completedstorylist/CompletedStoryListActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/completedstorylist/CompletedStoryListActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/completedstorylist/CompletedStoryListActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/completedstorylist/CompletedStoryListActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/faq/FAQListFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/faq/FAQListFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/faq/FAQListFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/faq/FAQListFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/faq/FAQSingleActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/faq/FAQSingleActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/faq/FAQSingleActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/faq/FAQSingleActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/help/HelpFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/help/HelpFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/help/HelpFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/help/HelpFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/home/HomeActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/home/HomeActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/home/HomeActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/home/HomeActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/home/RecentlyPlayedFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/home/RecentlyPlayedFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/home/RecentlyPlayedFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/home/RecentlyPlayedFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/mydownloads/MyDownloadsFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/mydownloads/MyDownloadsFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/mydownloads/MyDownloadsFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/mydownloads/MyDownloadsFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/onboarding/OnboardingFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/onboarding/OnboardingFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/onboarding/OnboardingFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/onboarding/OnboardingFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/ongoingtopiclist/OngoingTopicListActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/ongoingtopiclist/OngoingTopicListActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/ongoingtopiclist/OngoingTopicListActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/options/OptionsFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/options/OptionsFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/options/OptionsFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/options/OptionsFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/parser/HtmlParserTest.kt b/app/src/sharedTest/java/org/oppia/android/app/parser/HtmlParserTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/parser/HtmlParserTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/parser/HtmlParserTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/parser/RichTextViewMatcher.kt b/app/src/sharedTest/java/org/oppia/android/app/parser/RichTextViewMatcher.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/parser/RichTextViewMatcher.kt rename to app/src/sharedTest/java/org/oppia/android/app/parser/RichTextViewMatcher.kt diff --git a/app/src/sharedTest/java/org/oppia/app/player/audio/AudioFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/player/audio/AudioFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/player/audio/AudioFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/player/audio/AudioFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/player/exploration/ExplorationActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/player/exploration/ExplorationActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/player/exploration/ExplorationActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/player/exploration/ExplorationActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/player/state/StateFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/player/state/StateFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/player/state/StateFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/player/state/StateFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/profile/AddProfileActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/profile/AddProfileActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/profile/AddProfileActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/profile/AddProfileActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/profile/AdminAuthActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/profile/AdminAuthActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/profile/AdminAuthActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/profile/AdminAuthActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/profile/AdminPinActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/profile/AdminPinActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/profile/AdminPinActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/profile/AdminPinActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/profile/PinPasswordActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/profile/PinPasswordActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/profile/PinPasswordActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/profile/PinPasswordActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/profile/ProfileChooserFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/profile/ProfileChooserFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/profile/ProfileChooserFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/profile/ProfileChooserFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/profileprogress/ProfilePictureActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/profileprogress/ProfilePictureActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/profileprogress/ProfilePictureActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/profileprogress/ProfilePictureActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/profileprogress/ProfileProgressFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/profileprogress/ProfileProgressFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/profileprogress/ProfileProgressFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/profileprogress/ProfileProgressFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/recyclerview/BindableAdapterTest.kt b/app/src/sharedTest/java/org/oppia/android/app/recyclerview/BindableAdapterTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/recyclerview/BindableAdapterTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/recyclerview/BindableAdapterTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/recyclerview/RecyclerViewMatcher.kt b/app/src/sharedTest/java/org/oppia/android/app/recyclerview/RecyclerViewMatcher.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/recyclerview/RecyclerViewMatcher.kt rename to app/src/sharedTest/java/org/oppia/android/app/recyclerview/RecyclerViewMatcher.kt diff --git a/app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileEditActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileEditActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileEditActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileEditActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileListFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileListFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileListFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileListFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileRenameActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileRenameActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileRenameActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileRenameActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileResetPinActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileResetPinActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/settings/profile/ProfileResetPinActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/settings/profile/ProfileResetPinActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/splash/SplashActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/splash/SplashActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/splash/SplashActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/splash/SplashActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/story/StoryActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/story/StoryActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/story/StoryActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/story/StoryActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/story/StoryFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/story/StoryFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/story/StoryFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/story/StoryFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/testing/DragDropTestActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/testing/DragDropTestActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/testing/DragDropTestActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/testing/DragDropTestActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/testing/ImageRegionSelectionInteractionViewTest.kt b/app/src/sharedTest/java/org/oppia/android/app/testing/ImageRegionSelectionInteractionViewTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/testing/ImageRegionSelectionInteractionViewTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/testing/ImageRegionSelectionInteractionViewTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/testing/InputInteractionViewTestActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/testing/InputInteractionViewTestActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/testing/InputInteractionViewTestActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/testing/InputInteractionViewTestActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/testing/NavigationDrawerTestActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/testing/NavigationDrawerTestActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/testing/NavigationDrawerTestActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/testing/NavigationDrawerTestActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/testing/TestFontScaleConfigurationUtilActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/testing/TestFontScaleConfigurationUtilActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/testing/TestFontScaleConfigurationUtilActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/testing/TestFontScaleConfigurationUtilActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/testing/TopicTestActivityForStoryTest.kt b/app/src/sharedTest/java/org/oppia/android/app/testing/TopicTestActivityForStoryTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/testing/TopicTestActivityForStoryTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/testing/TopicTestActivityForStoryTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/TopicFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/TopicFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/TopicFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/TopicFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/conceptcard/ConceptCardFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/conceptcard/ConceptCardFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/conceptcard/ConceptCardFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/conceptcard/ConceptCardFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/info/TopicInfoFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/info/TopicInfoFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/info/TopicInfoFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/info/TopicInfoFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/lessons/TopicLessonsFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/lessons/TopicLessonsFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/lessons/TopicLessonsFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/lessons/TopicLessonsFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/practice/TopicPracticeFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/practice/TopicPracticeFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/practice/TopicPracticeFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/practice/TopicPracticeFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/revision/TopicRevisionFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/revision/TopicRevisionFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/revision/TopicRevisionFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/revision/TopicRevisionFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/topic/revisioncard/RevisionCardFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/topic/revisioncard/RevisionCardFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/topic/revisioncard/RevisionCardFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/topic/revisioncard/RevisionCardFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/ClickActions.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/ClickActions.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/ClickActions.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/ClickActions.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/DragViewAction.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/DragViewAction.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/DragViewAction.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/DragViewAction.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/DrawableMatcher.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/DrawableMatcher.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/DrawableMatcher.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/DrawableMatcher.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/EspressoTestsMatchers.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/EspressoTestsMatchers.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/EspressoTestsMatchers.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/EspressoTestsMatchers.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/FontSizeMatcher.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/FontSizeMatcher.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/FontSizeMatcher.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/FontSizeMatcher.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/MockitoKotlinHelper.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/MockitoKotlinHelper.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/MockitoKotlinHelper.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/MockitoKotlinHelper.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/OrientationChangeAction.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/OrientationChangeAction.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/OrientationChangeAction.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/OrientationChangeAction.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/ProgressMatcher.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/ProgressMatcher.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/ProgressMatcher.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/ProgressMatcher.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/RatioExtensionsTest.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/RatioExtensionsTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/RatioExtensionsTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/RatioExtensionsTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/utility/TabMatcher.kt b/app/src/sharedTest/java/org/oppia/android/app/utility/TabMatcher.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/utility/TabMatcher.kt rename to app/src/sharedTest/java/org/oppia/android/app/utility/TabMatcher.kt diff --git a/app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughActivityTest.kt b/app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughActivityTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughActivityTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughActivityTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughFinalFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughFinalFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughFinalFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughFinalFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughTopicListFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughTopicListFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughTopicListFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughTopicListFragmentTest.kt diff --git a/app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughWelcomeFragmentTest.kt b/app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughWelcomeFragmentTest.kt similarity index 100% rename from app/src/sharedTest/java/org/oppia/app/walkthrough/WalkthroughWelcomeFragmentTest.kt rename to app/src/sharedTest/java/org/oppia/android/app/walkthrough/WalkthroughWelcomeFragmentTest.kt diff --git a/app/src/test/java/org/oppia/app/home/HomeActivityLocalTest.kt b/app/src/test/java/org/oppia/android/app/home/HomeActivityLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/home/HomeActivityLocalTest.kt rename to app/src/test/java/org/oppia/android/app/home/HomeActivityLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/parser/StringToRatioParserTest.kt b/app/src/test/java/org/oppia/android/app/parser/StringToRatioParserTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/parser/StringToRatioParserTest.kt rename to app/src/test/java/org/oppia/android/app/parser/StringToRatioParserTest.kt diff --git a/app/src/test/java/org/oppia/app/player/exploration/ExplorationActivityLocalTest.kt b/app/src/test/java/org/oppia/android/app/player/exploration/ExplorationActivityLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/player/exploration/ExplorationActivityLocalTest.kt rename to app/src/test/java/org/oppia/android/app/player/exploration/ExplorationActivityLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/player/state/StateFragmentLocalTest.kt b/app/src/test/java/org/oppia/android/app/player/state/StateFragmentLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/player/state/StateFragmentLocalTest.kt rename to app/src/test/java/org/oppia/android/app/player/state/StateFragmentLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/profile/ProfileChooserFragmentLocalTest.kt b/app/src/test/java/org/oppia/android/app/profile/ProfileChooserFragmentLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/profile/ProfileChooserFragmentLocalTest.kt rename to app/src/test/java/org/oppia/android/app/profile/ProfileChooserFragmentLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/story/StoryActivityLocalTest.kt b/app/src/test/java/org/oppia/android/app/story/StoryActivityLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/story/StoryActivityLocalTest.kt rename to app/src/test/java/org/oppia/android/app/story/StoryActivityLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/CompletedStoryListSpanTest.kt b/app/src/test/java/org/oppia/android/app/testing/CompletedStoryListSpanTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/CompletedStoryListSpanTest.kt rename to app/src/test/java/org/oppia/android/app/testing/CompletedStoryListSpanTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/OngoingTopicListSpanTest.kt b/app/src/test/java/org/oppia/android/app/testing/OngoingTopicListSpanTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/OngoingTopicListSpanTest.kt rename to app/src/test/java/org/oppia/android/app/testing/OngoingTopicListSpanTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/ProfileChooserSpanTest.kt b/app/src/test/java/org/oppia/android/app/testing/ProfileChooserSpanTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/ProfileChooserSpanTest.kt rename to app/src/test/java/org/oppia/android/app/testing/ProfileChooserSpanTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/ProfileProgressSpanCount.kt b/app/src/test/java/org/oppia/android/app/testing/ProfileProgressSpanCount.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/ProfileProgressSpanCount.kt rename to app/src/test/java/org/oppia/android/app/testing/ProfileProgressSpanCount.kt diff --git a/app/src/test/java/org/oppia/app/testing/TopicRevisionSpanTest.kt b/app/src/test/java/org/oppia/android/app/testing/TopicRevisionSpanTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/TopicRevisionSpanTest.kt rename to app/src/test/java/org/oppia/android/app/testing/TopicRevisionSpanTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/administratorcontrols/AdministratorControlsFragmentTest.kt b/app/src/test/java/org/oppia/android/app/testing/administratorcontrols/AdministratorControlsFragmentTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/administratorcontrols/AdministratorControlsFragmentTest.kt rename to app/src/test/java/org/oppia/android/app/testing/administratorcontrols/AdministratorControlsFragmentTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/options/AppLanguageFragmentTest.kt b/app/src/test/java/org/oppia/android/app/testing/options/AppLanguageFragmentTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/options/AppLanguageFragmentTest.kt rename to app/src/test/java/org/oppia/android/app/testing/options/AppLanguageFragmentTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/options/DefaultAudioFragmentTest.kt b/app/src/test/java/org/oppia/android/app/testing/options/DefaultAudioFragmentTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/options/DefaultAudioFragmentTest.kt rename to app/src/test/java/org/oppia/android/app/testing/options/DefaultAudioFragmentTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/options/OptionsFragmentTest.kt b/app/src/test/java/org/oppia/android/app/testing/options/OptionsFragmentTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/options/OptionsFragmentTest.kt rename to app/src/test/java/org/oppia/android/app/testing/options/OptionsFragmentTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/options/ReadingTextSizeFragmentTest.kt b/app/src/test/java/org/oppia/android/app/testing/options/ReadingTextSizeFragmentTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/options/ReadingTextSizeFragmentTest.kt rename to app/src/test/java/org/oppia/android/app/testing/options/ReadingTextSizeFragmentTest.kt diff --git a/app/src/test/java/org/oppia/app/testing/player/split/PlayerSplitScreenTesting.kt b/app/src/test/java/org/oppia/android/app/testing/player/split/PlayerSplitScreenTesting.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/player/split/PlayerSplitScreenTesting.kt rename to app/src/test/java/org/oppia/android/app/testing/player/split/PlayerSplitScreenTesting.kt diff --git a/app/src/test/java/org/oppia/app/testing/player/state/StateFragmentAccessibilityTest.kt b/app/src/test/java/org/oppia/android/app/testing/player/state/StateFragmentAccessibilityTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/testing/player/state/StateFragmentAccessibilityTest.kt rename to app/src/test/java/org/oppia/android/app/testing/player/state/StateFragmentAccessibilityTest.kt diff --git a/app/src/test/java/org/oppia/app/topic/info/TopicInfoFragmentLocalTest.kt b/app/src/test/java/org/oppia/android/app/topic/info/TopicInfoFragmentLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/topic/info/TopicInfoFragmentLocalTest.kt rename to app/src/test/java/org/oppia/android/app/topic/info/TopicInfoFragmentLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/topic/lessons/TopicLessonsFragmentLocalTest.kt b/app/src/test/java/org/oppia/android/app/topic/lessons/TopicLessonsFragmentLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/topic/lessons/TopicLessonsFragmentLocalTest.kt rename to app/src/test/java/org/oppia/android/app/topic/lessons/TopicLessonsFragmentLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivityLocalTest.kt b/app/src/test/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/topic/questionplayer/QuestionPlayerActivityLocalTest.kt rename to app/src/test/java/org/oppia/android/app/topic/questionplayer/QuestionPlayerActivityLocalTest.kt diff --git a/app/src/test/java/org/oppia/app/topic/revisioncard/RevisionCardActivityLocalTest.kt b/app/src/test/java/org/oppia/android/app/topic/revisioncard/RevisionCardActivityLocalTest.kt similarity index 100% rename from app/src/test/java/org/oppia/app/topic/revisioncard/RevisionCardActivityLocalTest.kt rename to app/src/test/java/org/oppia/android/app/topic/revisioncard/RevisionCardActivityLocalTest.kt diff --git a/data/src/main/java/org/oppia/data/Constants.kt b/data/src/main/java/org/oppia/android/data/Constants.kt similarity index 100% rename from data/src/main/java/org/oppia/data/Constants.kt rename to data/src/main/java/org/oppia/android/data/Constants.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/NetworkInterceptor.kt b/data/src/main/java/org/oppia/android/data/backends/gae/NetworkInterceptor.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/NetworkInterceptor.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/NetworkInterceptor.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/NetworkModule.kt b/data/src/main/java/org/oppia/android/data/backends/gae/NetworkModule.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/NetworkModule.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/NetworkModule.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/NetworkSettings.kt b/data/src/main/java/org/oppia/android/data/backends/gae/NetworkSettings.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/NetworkSettings.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/NetworkSettings.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/api/ClassroomService.kt b/data/src/main/java/org/oppia/android/data/backends/gae/api/ClassroomService.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/api/ClassroomService.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/api/ClassroomService.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/api/ConceptCardService.kt b/data/src/main/java/org/oppia/android/data/backends/gae/api/ConceptCardService.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/api/ConceptCardService.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/api/ConceptCardService.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/api/ExplorationService.kt b/data/src/main/java/org/oppia/android/data/backends/gae/api/ExplorationService.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/api/ExplorationService.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/api/ExplorationService.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/api/QuestionPlayerService.kt b/data/src/main/java/org/oppia/android/data/backends/gae/api/QuestionPlayerService.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/api/QuestionPlayerService.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/api/QuestionPlayerService.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/api/StoryService.kt b/data/src/main/java/org/oppia/android/data/backends/gae/api/StoryService.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/api/StoryService.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/api/StoryService.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/api/SubtopicService.kt b/data/src/main/java/org/oppia/android/data/backends/gae/api/SubtopicService.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/api/SubtopicService.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/api/SubtopicService.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/api/TopicService.kt b/data/src/main/java/org/oppia/android/data/backends/gae/api/TopicService.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/api/TopicService.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/api/TopicService.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeAnswerGroup.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeAnswerGroup.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeAnswerGroup.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeAnswerGroup.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeClassroom.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeClassroom.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeClassroom.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeClassroom.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeConceptCard.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeConceptCard.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeConceptCard.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeConceptCard.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeCustomizationArgs.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeCustomizationArgs.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeCustomizationArgs.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeCustomizationArgs.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeExpSummary.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeExpSummary.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeExpSummary.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeExpSummary.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeExploration.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeExploration.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeExploration.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeExploration.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeExplorationContainer.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeExplorationContainer.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeExplorationContainer.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeExplorationContainer.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeHint.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeHint.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeHint.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeHint.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeInteractionInstance.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeInteractionInstance.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeInteractionInstance.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeInteractionInstance.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeOutcome.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeOutcome.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeOutcome.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeOutcome.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeParamChange.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeParamChange.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeParamChange.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeParamChange.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeParamSpec.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeParamSpec.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeParamSpec.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeParamSpec.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeQuestion.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeQuestion.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeQuestion.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeQuestion.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeQuestionPlayer.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeQuestionPlayer.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeQuestionPlayer.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeQuestionPlayer.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeRecordedVoiceovers.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeRecordedVoiceovers.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeRecordedVoiceovers.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeRecordedVoiceovers.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeRuleSpec.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeRuleSpec.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeRuleSpec.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeRuleSpec.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeSkillContents.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSkillContents.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeSkillContents.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSkillContents.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeSolution.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSolution.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeSolution.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSolution.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeState.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeState.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeState.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeState.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeStateClassifier.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStateClassifier.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeStateClassifier.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStateClassifier.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeStory.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStory.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeStory.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStory.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeStoryNode.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStoryNode.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeStoryNode.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStoryNode.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeStorySummary.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStorySummary.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeStorySummary.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeStorySummary.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtitledHtml.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtitledHtml.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtitledHtml.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtitledHtml.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtopic.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtopic.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtopic.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtopic.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtopicPageContents.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtopicPageContents.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtopicPageContents.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtopicPageContents.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtopicSummary.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtopicSummary.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeSubtopicSummary.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeSubtopicSummary.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeTopic.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeTopic.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeTopic.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeTopic.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeTopicSummary.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeTopicSummary.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeTopicSummary.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeTopicSummary.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeVoiceover.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeVoiceover.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeVoiceover.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeVoiceover.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeWrittenTranslation.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeWrittenTranslation.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeWrittenTranslation.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeWrittenTranslation.kt diff --git a/data/src/main/java/org/oppia/data/backends/gae/model/GaeWrittenTranslations.kt b/data/src/main/java/org/oppia/android/data/backends/gae/model/GaeWrittenTranslations.kt similarity index 100% rename from data/src/main/java/org/oppia/data/backends/gae/model/GaeWrittenTranslations.kt rename to data/src/main/java/org/oppia/android/data/backends/gae/model/GaeWrittenTranslations.kt diff --git a/data/src/main/java/org/oppia/data/persistence/PersistentCacheStore.kt b/data/src/main/java/org/oppia/android/data/persistence/PersistentCacheStore.kt similarity index 100% rename from data/src/main/java/org/oppia/data/persistence/PersistentCacheStore.kt rename to data/src/main/java/org/oppia/android/data/persistence/PersistentCacheStore.kt diff --git a/data/src/test/java/org/oppia/data/backends/ApiUtils.kt b/data/src/test/java/org/oppia/android/data/backends/ApiUtils.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/ApiUtils.kt rename to data/src/test/java/org/oppia/android/data/backends/ApiUtils.kt diff --git a/data/src/test/java/org/oppia/data/backends/api/MockClassroomService.kt b/data/src/test/java/org/oppia/android/data/backends/api/MockClassroomService.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/api/MockClassroomService.kt rename to data/src/test/java/org/oppia/android/data/backends/api/MockClassroomService.kt diff --git a/data/src/test/java/org/oppia/data/backends/api/MockConceptCardService.kt b/data/src/test/java/org/oppia/android/data/backends/api/MockConceptCardService.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/api/MockConceptCardService.kt rename to data/src/test/java/org/oppia/android/data/backends/api/MockConceptCardService.kt diff --git a/data/src/test/java/org/oppia/data/backends/api/MockExplorationService.kt b/data/src/test/java/org/oppia/android/data/backends/api/MockExplorationService.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/api/MockExplorationService.kt rename to data/src/test/java/org/oppia/android/data/backends/api/MockExplorationService.kt diff --git a/data/src/test/java/org/oppia/data/backends/api/MockQuestionPlayerService.kt b/data/src/test/java/org/oppia/android/data/backends/api/MockQuestionPlayerService.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/api/MockQuestionPlayerService.kt rename to data/src/test/java/org/oppia/android/data/backends/api/MockQuestionPlayerService.kt diff --git a/data/src/test/java/org/oppia/data/backends/api/MockStoryService.kt b/data/src/test/java/org/oppia/android/data/backends/api/MockStoryService.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/api/MockStoryService.kt rename to data/src/test/java/org/oppia/android/data/backends/api/MockStoryService.kt diff --git a/data/src/test/java/org/oppia/data/backends/api/MockSubtopicService.kt b/data/src/test/java/org/oppia/android/data/backends/api/MockSubtopicService.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/api/MockSubtopicService.kt rename to data/src/test/java/org/oppia/android/data/backends/api/MockSubtopicService.kt diff --git a/data/src/test/java/org/oppia/data/backends/api/MockTopicService.kt b/data/src/test/java/org/oppia/android/data/backends/api/MockTopicService.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/api/MockTopicService.kt rename to data/src/test/java/org/oppia/android/data/backends/api/MockTopicService.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/MockClassroomTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/MockClassroomTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/MockClassroomTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/MockClassroomTest.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/MockConceptCardTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/MockConceptCardTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/MockConceptCardTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/MockConceptCardTest.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/MockExplorationTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/MockExplorationTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/MockExplorationTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/MockExplorationTest.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/MockQuestionPlayerTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/MockQuestionPlayerTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/MockQuestionPlayerTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/MockQuestionPlayerTest.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/MockStoryTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/MockStoryTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/MockStoryTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/MockStoryTest.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/MockSubtopicTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/MockSubtopicTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/MockSubtopicTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/MockSubtopicTest.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/MockTopicTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/MockTopicTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/MockTopicTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/MockTopicTest.kt diff --git a/data/src/test/java/org/oppia/data/backends/test/NetworkInterceptorTest.kt b/data/src/test/java/org/oppia/android/data/backends/test/NetworkInterceptorTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/backends/test/NetworkInterceptorTest.kt rename to data/src/test/java/org/oppia/android/data/backends/test/NetworkInterceptorTest.kt diff --git a/data/src/test/java/org/oppia/data/persistence/PersistentCacheStoreTest.kt b/data/src/test/java/org/oppia/android/data/persistence/PersistentCacheStoreTest.kt similarity index 100% rename from data/src/test/java/org/oppia/data/persistence/PersistentCacheStoreTest.kt rename to data/src/test/java/org/oppia/android/data/persistence/PersistentCacheStoreTest.kt diff --git a/domain/src/main/java/org/oppia/domain/audio/AudioPlayerController.kt b/domain/src/main/java/org/oppia/android/domain/audio/AudioPlayerController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/audio/AudioPlayerController.kt rename to domain/src/main/java/org/oppia/android/domain/audio/AudioPlayerController.kt diff --git a/domain/src/main/java/org/oppia/domain/audio/CellularAudioDialogController.kt b/domain/src/main/java/org/oppia/android/domain/audio/CellularAudioDialogController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/audio/CellularAudioDialogController.kt rename to domain/src/main/java/org/oppia/android/domain/audio/CellularAudioDialogController.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/AnswerClassificationController.kt b/domain/src/main/java/org/oppia/android/domain/classify/AnswerClassificationController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/AnswerClassificationController.kt rename to domain/src/main/java/org/oppia/android/domain/classify/AnswerClassificationController.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/GenericInteractionClassifier.kt b/domain/src/main/java/org/oppia/android/domain/classify/GenericInteractionClassifier.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/GenericInteractionClassifier.kt rename to domain/src/main/java/org/oppia/android/domain/classify/GenericInteractionClassifier.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/InteractionClassifier.kt b/domain/src/main/java/org/oppia/android/domain/classify/InteractionClassifier.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/InteractionClassifier.kt rename to domain/src/main/java/org/oppia/android/domain/classify/InteractionClassifier.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/InteractionsModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/InteractionsModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/InteractionsModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/InteractionsModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/RuleClassifier.kt b/domain/src/main/java/org/oppia/android/domain/classify/RuleClassifier.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/RuleClassifier.kt rename to domain/src/main/java/org/oppia/android/domain/classify/RuleClassifier.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/GenericRuleClassifier.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/GenericRuleClassifier.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/GenericRuleClassifier.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/GenericRuleClassifier.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/InteractionObjectTypeExtractorRepository.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/InteractionObjectTypeExtractorRepository.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/InteractionObjectTypeExtractorRepository.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/InteractionObjectTypeExtractorRepository.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/RuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/RuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/RuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/RuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/RuleQualifiers.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/RuleQualifiers.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/RuleQualifiers.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/RuleQualifiers.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/continueinteraction/ContinueModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/continueinteraction/ContinueModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/continueinteraction/ContinueModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/continueinteraction/ContinueModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasDenominatorEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasDenominatorEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasDenominatorEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasDenominatorEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasFractionalPartExactlyEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasFractionalPartExactlyEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasFractionalPartExactlyEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasFractionalPartExactlyEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasIntegerPartEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasIntegerPartEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasIntegerPartEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasIntegerPartEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasNoFractionalPartRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasNoFractionalPartRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasNoFractionalPartRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasNoFractionalPartRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasNumeratorEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasNumeratorEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputHasNumeratorEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputHasNumeratorEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsEquivalentToAndInSimplestFormRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsEquivalentToAndInSimplestFormRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsEquivalentToAndInSimplestFormRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsEquivalentToAndInSimplestFormRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsEquivalentToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsEquivalentToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsEquivalentToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsEquivalentToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsExactlyEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsExactlyEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsExactlyEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsExactlyEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsGreaterThanRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsGreaterThanRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsGreaterThanRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsGreaterThanRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsLessThanRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsLessThanRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputIsLessThanRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputIsLessThanRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/fractioninput/FractionInputModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/fractioninput/FractionInputModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/imageClickInput/ImageClickInputModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/imageClickInput/ImageClickInputModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/imageClickInput/ImageClickInputModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/imageClickInput/ImageClickInputModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputContainsAtLeastOneOfRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputContainsAtLeastOneOfRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputContainsAtLeastOneOfRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputContainsAtLeastOneOfRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputDoesNotContainAtLeastOneOfRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputDoesNotContainAtLeastOneOfRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputDoesNotContainAtLeastOneOfRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputDoesNotContainAtLeastOneOfRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputEqualsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputEqualsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputEqualsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputEqualsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputIsProperSubsetOfRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputIsProperSubsetOfRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputIsProperSubsetOfRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputIsProperSubsetOfRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/itemselectioninput/ItemSelectionInputModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/itemselectioninput/ItemSelectionInputModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numberwithunits/NumberWithUnitsIsEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numberwithunits/NumberWithUnitsIsEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numberwithunits/NumberWithUnitsIsEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numberwithunits/NumberWithUnitsIsEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numberwithunits/NumberWithUnitsIsEquivalentToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numberwithunits/NumberWithUnitsIsEquivalentToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numberwithunits/NumberWithUnitsIsEquivalentToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numberwithunits/NumberWithUnitsIsEquivalentToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numberwithunits/NumberWithUnitsRuleModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numberwithunits/NumberWithUnitsRuleModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numberwithunits/NumberWithUnitsRuleModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numberwithunits/NumberWithUnitsRuleModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputEqualsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputEqualsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputEqualsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputEqualsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsGreaterThanOrEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsGreaterThanOrEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsGreaterThanOrEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsGreaterThanOrEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsGreaterThanRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsGreaterThanRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsGreaterThanRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsGreaterThanRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsInclusivelyBetweenRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsInclusivelyBetweenRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsInclusivelyBetweenRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsInclusivelyBetweenRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsLessThanOrEqualToRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsLessThanOrEqualToRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsLessThanOrEqualToRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsLessThanOrEqualToRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsLessThanRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsLessThanRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsLessThanRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsLessThanRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsWithinToleranceRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsWithinToleranceRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputIsWithinToleranceRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputIsWithinToleranceRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputRuleModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputRuleModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/numericinput/NumericInputRuleModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/numericinput/NumericInputRuleModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/ratioinput/RatioInputModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputCaseSensitiveEqualsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputCaseSensitiveEqualsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputCaseSensitiveEqualsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputCaseSensitiveEqualsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputContainsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputContainsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputContainsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputContainsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputFuzzyEqualsRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputFuzzyEqualsRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputFuzzyEqualsRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputFuzzyEqualsRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputRuleModule.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputRuleModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputRuleModule.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputRuleModule.kt diff --git a/domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputStartsWithRuleClassifierProvider.kt b/domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputStartsWithRuleClassifierProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/classify/rules/textinput/TextInputStartsWithRuleClassifierProvider.kt rename to domain/src/main/java/org/oppia/android/domain/classify/rules/textinput/TextInputStartsWithRuleClassifierProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/exploration/ExplorationDataController.kt b/domain/src/main/java/org/oppia/android/domain/exploration/ExplorationDataController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/exploration/ExplorationDataController.kt rename to domain/src/main/java/org/oppia/android/domain/exploration/ExplorationDataController.kt diff --git a/domain/src/main/java/org/oppia/domain/exploration/ExplorationProgress.kt b/domain/src/main/java/org/oppia/android/domain/exploration/ExplorationProgress.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/exploration/ExplorationProgress.kt rename to domain/src/main/java/org/oppia/android/domain/exploration/ExplorationProgress.kt diff --git a/domain/src/main/java/org/oppia/domain/exploration/ExplorationProgressController.kt b/domain/src/main/java/org/oppia/android/domain/exploration/ExplorationProgressController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/exploration/ExplorationProgressController.kt rename to domain/src/main/java/org/oppia/android/domain/exploration/ExplorationProgressController.kt diff --git a/domain/src/main/java/org/oppia/domain/exploration/ExplorationRetriever.kt b/domain/src/main/java/org/oppia/android/domain/exploration/ExplorationRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/exploration/ExplorationRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/exploration/ExplorationRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/onboarding/AppStartupStateController.kt b/domain/src/main/java/org/oppia/android/domain/onboarding/AppStartupStateController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/onboarding/AppStartupStateController.kt rename to domain/src/main/java/org/oppia/android/domain/onboarding/AppStartupStateController.kt diff --git a/domain/src/main/java/org/oppia/domain/onboarding/ExpirationMetaDataRetriever.kt b/domain/src/main/java/org/oppia/android/domain/onboarding/ExpirationMetaDataRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/onboarding/ExpirationMetaDataRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/onboarding/ExpirationMetaDataRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/onboarding/ExpirationMetaDataRetrieverImpl.kt b/domain/src/main/java/org/oppia/android/domain/onboarding/ExpirationMetaDataRetrieverImpl.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/onboarding/ExpirationMetaDataRetrieverImpl.kt rename to domain/src/main/java/org/oppia/android/domain/onboarding/ExpirationMetaDataRetrieverImpl.kt diff --git a/domain/src/main/java/org/oppia/domain/onboarding/ExpirationMetaDataRetrieverModule.kt b/domain/src/main/java/org/oppia/android/domain/onboarding/ExpirationMetaDataRetrieverModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/onboarding/ExpirationMetaDataRetrieverModule.kt rename to domain/src/main/java/org/oppia/android/domain/onboarding/ExpirationMetaDataRetrieverModule.kt diff --git a/domain/src/main/java/org/oppia/domain/onboarding/testing/ExpirationMetaDataRetrieverTestModule.kt b/domain/src/main/java/org/oppia/android/domain/onboarding/testing/ExpirationMetaDataRetrieverTestModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/onboarding/testing/ExpirationMetaDataRetrieverTestModule.kt rename to domain/src/main/java/org/oppia/android/domain/onboarding/testing/ExpirationMetaDataRetrieverTestModule.kt diff --git a/domain/src/main/java/org/oppia/domain/onboarding/testing/FakeExpirationMetaDataRetriever.kt b/domain/src/main/java/org/oppia/android/domain/onboarding/testing/FakeExpirationMetaDataRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/onboarding/testing/FakeExpirationMetaDataRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/onboarding/testing/FakeExpirationMetaDataRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/ApplicationStartupListener.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/ApplicationStartupListener.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/ApplicationStartupListener.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/ApplicationStartupListener.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/LogStorageModule.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/LogStorageModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/LogStorageModule.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/LogStorageModule.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/OppiaLogger.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/OppiaLogger.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/OppiaLogger.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/OppiaLogger.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/analytics/AnalyticsController.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/analytics/AnalyticsController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/analytics/AnalyticsController.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/analytics/AnalyticsController.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/exceptions/ExceptionsController.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/exceptions/ExceptionsController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/exceptions/ExceptionsController.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/exceptions/ExceptionsController.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/exceptions/UncaughtExceptionLoggerModule.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/exceptions/UncaughtExceptionLoggerModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/exceptions/UncaughtExceptionLoggerModule.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/exceptions/UncaughtExceptionLoggerModule.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListener.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListener.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListener.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListener.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkManagerInitializer.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkManagerInitializer.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkManagerInitializer.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkManagerInitializer.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorker.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorker.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorker.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorker.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkerFactory.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkerFactory.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkerFactory.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkerFactory.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkerModule.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkerModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkerModule.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkerModule.kt diff --git a/domain/src/main/java/org/oppia/domain/oppialogger/loguploader/WorkManagerConfigurationModule.kt b/domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/WorkManagerConfigurationModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/oppialogger/loguploader/WorkManagerConfigurationModule.kt rename to domain/src/main/java/org/oppia/android/domain/oppialogger/loguploader/WorkManagerConfigurationModule.kt diff --git a/domain/src/main/java/org/oppia/domain/profile/ProfileManagementController.kt b/domain/src/main/java/org/oppia/android/domain/profile/ProfileManagementController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/profile/ProfileManagementController.kt rename to domain/src/main/java/org/oppia/android/domain/profile/ProfileManagementController.kt diff --git a/domain/src/main/java/org/oppia/domain/question/QuestionAssessmentProgress.kt b/domain/src/main/java/org/oppia/android/domain/question/QuestionAssessmentProgress.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/question/QuestionAssessmentProgress.kt rename to domain/src/main/java/org/oppia/android/domain/question/QuestionAssessmentProgress.kt diff --git a/domain/src/main/java/org/oppia/domain/question/QuestionAssessmentProgressController.kt b/domain/src/main/java/org/oppia/android/domain/question/QuestionAssessmentProgressController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/question/QuestionAssessmentProgressController.kt rename to domain/src/main/java/org/oppia/android/domain/question/QuestionAssessmentProgressController.kt diff --git a/domain/src/main/java/org/oppia/domain/question/QuestionConstantsProvider.kt b/domain/src/main/java/org/oppia/android/domain/question/QuestionConstantsProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/question/QuestionConstantsProvider.kt rename to domain/src/main/java/org/oppia/android/domain/question/QuestionConstantsProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/question/QuestionRetriever.kt b/domain/src/main/java/org/oppia/android/domain/question/QuestionRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/question/QuestionRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/question/QuestionRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/question/QuestionTrainingConstantsProvider.kt b/domain/src/main/java/org/oppia/android/domain/question/QuestionTrainingConstantsProvider.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/question/QuestionTrainingConstantsProvider.kt rename to domain/src/main/java/org/oppia/android/domain/question/QuestionTrainingConstantsProvider.kt diff --git a/domain/src/main/java/org/oppia/domain/question/QuestionTrainingController.kt b/domain/src/main/java/org/oppia/android/domain/question/QuestionTrainingController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/question/QuestionTrainingController.kt rename to domain/src/main/java/org/oppia/android/domain/question/QuestionTrainingController.kt diff --git a/domain/src/main/java/org/oppia/domain/state/StateDeck.kt b/domain/src/main/java/org/oppia/android/domain/state/StateDeck.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/state/StateDeck.kt rename to domain/src/main/java/org/oppia/android/domain/state/StateDeck.kt diff --git a/domain/src/main/java/org/oppia/domain/state/StateGraph.kt b/domain/src/main/java/org/oppia/android/domain/state/StateGraph.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/state/StateGraph.kt rename to domain/src/main/java/org/oppia/android/domain/state/StateGraph.kt diff --git a/domain/src/main/java/org/oppia/domain/state/StateList.kt b/domain/src/main/java/org/oppia/android/domain/state/StateList.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/state/StateList.kt rename to domain/src/main/java/org/oppia/android/domain/state/StateList.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/ConceptCardRetriever.kt b/domain/src/main/java/org/oppia/android/domain/topic/ConceptCardRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/ConceptCardRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/topic/ConceptCardRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/PrimeTopicAssetsController.kt b/domain/src/main/java/org/oppia/android/domain/topic/PrimeTopicAssetsController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/PrimeTopicAssetsController.kt rename to domain/src/main/java/org/oppia/android/domain/topic/PrimeTopicAssetsController.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/PrimeTopicAssetsControllerImpl.kt b/domain/src/main/java/org/oppia/android/domain/topic/PrimeTopicAssetsControllerImpl.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/PrimeTopicAssetsControllerImpl.kt rename to domain/src/main/java/org/oppia/android/domain/topic/PrimeTopicAssetsControllerImpl.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/PrimeTopicAssetsControllerModule.kt b/domain/src/main/java/org/oppia/android/domain/topic/PrimeTopicAssetsControllerModule.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/PrimeTopicAssetsControllerModule.kt rename to domain/src/main/java/org/oppia/android/domain/topic/PrimeTopicAssetsControllerModule.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/RevisionCardRetriever.kt b/domain/src/main/java/org/oppia/android/domain/topic/RevisionCardRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/RevisionCardRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/topic/RevisionCardRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/StoryProgressController.kt b/domain/src/main/java/org/oppia/android/domain/topic/StoryProgressController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/StoryProgressController.kt rename to domain/src/main/java/org/oppia/android/domain/topic/StoryProgressController.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/StoryProgressTestHelper.kt b/domain/src/main/java/org/oppia/android/domain/topic/StoryProgressTestHelper.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/StoryProgressTestHelper.kt rename to domain/src/main/java/org/oppia/android/domain/topic/StoryProgressTestHelper.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/TopicController.kt b/domain/src/main/java/org/oppia/android/domain/topic/TopicController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/TopicController.kt rename to domain/src/main/java/org/oppia/android/domain/topic/TopicController.kt diff --git a/domain/src/main/java/org/oppia/domain/topic/TopicListController.kt b/domain/src/main/java/org/oppia/android/domain/topic/TopicListController.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/topic/TopicListController.kt rename to domain/src/main/java/org/oppia/android/domain/topic/TopicListController.kt diff --git a/domain/src/main/java/org/oppia/domain/util/FloatExtensions.kt b/domain/src/main/java/org/oppia/android/domain/util/FloatExtensions.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/util/FloatExtensions.kt rename to domain/src/main/java/org/oppia/android/domain/util/FloatExtensions.kt diff --git a/domain/src/main/java/org/oppia/domain/util/FractionExtensions.kt b/domain/src/main/java/org/oppia/android/domain/util/FractionExtensions.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/util/FractionExtensions.kt rename to domain/src/main/java/org/oppia/android/domain/util/FractionExtensions.kt diff --git a/domain/src/main/java/org/oppia/domain/util/InteractionObjectExtensions.kt b/domain/src/main/java/org/oppia/android/domain/util/InteractionObjectExtensions.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/util/InteractionObjectExtensions.kt rename to domain/src/main/java/org/oppia/android/domain/util/InteractionObjectExtensions.kt diff --git a/domain/src/main/java/org/oppia/domain/util/JsonAssetRetriever.kt b/domain/src/main/java/org/oppia/android/domain/util/JsonAssetRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/util/JsonAssetRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/util/JsonAssetRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/util/RatioExtensions.kt b/domain/src/main/java/org/oppia/android/domain/util/RatioExtensions.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/util/RatioExtensions.kt rename to domain/src/main/java/org/oppia/android/domain/util/RatioExtensions.kt diff --git a/domain/src/main/java/org/oppia/domain/util/StateRetriever.kt b/domain/src/main/java/org/oppia/android/domain/util/StateRetriever.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/util/StateRetriever.kt rename to domain/src/main/java/org/oppia/android/domain/util/StateRetriever.kt diff --git a/domain/src/main/java/org/oppia/domain/util/StringExtensions.kt b/domain/src/main/java/org/oppia/android/domain/util/StringExtensions.kt similarity index 100% rename from domain/src/main/java/org/oppia/domain/util/StringExtensions.kt rename to domain/src/main/java/org/oppia/android/domain/util/StringExtensions.kt diff --git a/domain/src/test/java/org/oppia/domain/audio/AudioPlayerControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/audio/AudioPlayerControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/audio/AudioPlayerControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/audio/AudioPlayerControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/audio/CellularAudioDialogControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/audio/CellularAudioDialogControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/audio/CellularAudioDialogControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/audio/CellularAudioDialogControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/AnswerClassificationControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/AnswerClassificationControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/AnswerClassificationControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/AnswerClassificationControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/NumericInputEqualsRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/NumericInputEqualsRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/NumericInputEqualsRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/NumericInputEqualsRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsGreaterThanOrEqualToRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsGreaterThanOrEqualToRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsGreaterThanOrEqualToRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsGreaterThanOrEqualToRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsGreaterThanRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsGreaterThanRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsGreaterThanRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsGreaterThanRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsInclusivelyBetweenRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsInclusivelyBetweenRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsInclusivelyBetweenRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsInclusivelyBetweenRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsLessThanOrEqualToRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsLessThanOrEqualToRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsLessThanOrEqualToRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsLessThanOrEqualToRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsLessThanRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsLessThanRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/NumericInputIsLessThanRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/NumericInputIsLessThanRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXAtPositionYRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputHasElementXBeforeElementYRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/dragAndDropSortInput/DragDropSortInputIsEqualToOrderingWithOneItemAtIncorrectPositionClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/imageClickInput/ImageClickInputIsInRegionRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/multiplechoiceinput/MultipleChoiceInputEqualsRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputEqualsRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputHasNumberOfTermsEqualToClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/ratioinput/RatioInputIsEquivalentRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/textinput/TextInputContainsRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/textinput/TextInputContainsRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/textinput/TextInputContainsRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/textinput/TextInputContainsRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProviderTest.kt b/domain/src/test/java/org/oppia/android/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProviderTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProviderTest.kt rename to domain/src/test/java/org/oppia/android/domain/classify/rules/textinput/TextInputEqualsRuleClassifierProviderTest.kt diff --git a/domain/src/test/java/org/oppia/domain/exploration/ExplorationDataControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/exploration/ExplorationDataControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/exploration/ExplorationDataControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/exploration/ExplorationDataControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/exploration/ExplorationProgressControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/exploration/ExplorationProgressControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/exploration/ExplorationProgressControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/exploration/ExplorationProgressControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/onboarding/AppStartupStateControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/onboarding/AppStartupStateControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/onboarding/AppStartupStateControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/onboarding/AppStartupStateControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/oppialogger/OppiaLoggerTest.kt b/domain/src/test/java/org/oppia/android/domain/oppialogger/OppiaLoggerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/oppialogger/OppiaLoggerTest.kt rename to domain/src/test/java/org/oppia/android/domain/oppialogger/OppiaLoggerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/oppialogger/analytics/AnalyticsControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/oppialogger/analytics/AnalyticsControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/oppialogger/analytics/AnalyticsControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/oppialogger/analytics/AnalyticsControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/oppialogger/exceptions/ExceptionsControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/oppialogger/exceptions/ExceptionsControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/oppialogger/exceptions/ExceptionsControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/oppialogger/exceptions/ExceptionsControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListenerTest.kt b/domain/src/test/java/org/oppia/android/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListenerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListenerTest.kt rename to domain/src/test/java/org/oppia/android/domain/oppialogger/exceptions/UncaughtExceptionLoggerStartupListenerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkManagerInitializerTest.kt b/domain/src/test/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkManagerInitializerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkManagerInitializerTest.kt rename to domain/src/test/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkManagerInitializerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkerTest.kt b/domain/src/test/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/oppialogger/loguploader/LogUploadWorkerTest.kt rename to domain/src/test/java/org/oppia/android/domain/oppialogger/loguploader/LogUploadWorkerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/profile/ProfileManagementControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/profile/ProfileManagementControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/profile/ProfileManagementControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/profile/ProfileManagementControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/question/QuestionAssessmentProgressControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/question/QuestionAssessmentProgressControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/question/QuestionAssessmentProgressControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/question/QuestionAssessmentProgressControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/question/QuestionTrainingControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/question/QuestionTrainingControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/question/QuestionTrainingControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/question/QuestionTrainingControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/topic/StoryProgressControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/topic/StoryProgressControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/topic/StoryProgressControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/topic/StoryProgressControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/topic/StoryProgressTestHelperTest.kt b/domain/src/test/java/org/oppia/android/domain/topic/StoryProgressTestHelperTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/topic/StoryProgressTestHelperTest.kt rename to domain/src/test/java/org/oppia/android/domain/topic/StoryProgressTestHelperTest.kt diff --git a/domain/src/test/java/org/oppia/domain/topic/TopicControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/topic/TopicControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/topic/TopicControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/topic/TopicControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/topic/TopicListControllerTest.kt b/domain/src/test/java/org/oppia/android/domain/topic/TopicListControllerTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/topic/TopicListControllerTest.kt rename to domain/src/test/java/org/oppia/android/domain/topic/TopicListControllerTest.kt diff --git a/domain/src/test/java/org/oppia/domain/util/InteractionObjectExtensionsTest.kt b/domain/src/test/java/org/oppia/android/domain/util/InteractionObjectExtensionsTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/util/InteractionObjectExtensionsTest.kt rename to domain/src/test/java/org/oppia/android/domain/util/InteractionObjectExtensionsTest.kt diff --git a/domain/src/test/java/org/oppia/domain/util/RatioExtensionsTest.kt b/domain/src/test/java/org/oppia/android/domain/util/RatioExtensionsTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/util/RatioExtensionsTest.kt rename to domain/src/test/java/org/oppia/android/domain/util/RatioExtensionsTest.kt diff --git a/domain/src/test/java/org/oppia/domain/util/StateRetrieverTest.kt b/domain/src/test/java/org/oppia/android/domain/util/StateRetrieverTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/util/StateRetrieverTest.kt rename to domain/src/test/java/org/oppia/android/domain/util/StateRetrieverTest.kt diff --git a/domain/src/test/java/org/oppia/domain/util/StringExtensionsTest.kt b/domain/src/test/java/org/oppia/android/domain/util/StringExtensionsTest.kt similarity index 100% rename from domain/src/test/java/org/oppia/domain/util/StringExtensionsTest.kt rename to domain/src/test/java/org/oppia/android/domain/util/StringExtensionsTest.kt diff --git a/testing/src/main/java/org/oppia/testing/CoroutineExecutorService.kt b/testing/src/main/java/org/oppia/android/testing/CoroutineExecutorService.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/CoroutineExecutorService.kt rename to testing/src/main/java/org/oppia/android/testing/CoroutineExecutorService.kt diff --git a/testing/src/main/java/org/oppia/testing/EditTextInputAction.kt b/testing/src/main/java/org/oppia/android/testing/EditTextInputAction.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/EditTextInputAction.kt rename to testing/src/main/java/org/oppia/android/testing/EditTextInputAction.kt diff --git a/testing/src/main/java/org/oppia/testing/FakeEventLogger.kt b/testing/src/main/java/org/oppia/android/testing/FakeEventLogger.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/FakeEventLogger.kt rename to testing/src/main/java/org/oppia/android/testing/FakeEventLogger.kt diff --git a/testing/src/main/java/org/oppia/testing/FakeExceptionLogger.kt b/testing/src/main/java/org/oppia/android/testing/FakeExceptionLogger.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/FakeExceptionLogger.kt rename to testing/src/main/java/org/oppia/android/testing/FakeExceptionLogger.kt diff --git a/testing/src/main/java/org/oppia/testing/FakeSystemClock.kt b/testing/src/main/java/org/oppia/android/testing/FakeSystemClock.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/FakeSystemClock.kt rename to testing/src/main/java/org/oppia/android/testing/FakeSystemClock.kt diff --git a/testing/src/main/java/org/oppia/testing/IsOnRobolectric.kt b/testing/src/main/java/org/oppia/android/testing/IsOnRobolectric.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/IsOnRobolectric.kt rename to testing/src/main/java/org/oppia/android/testing/IsOnRobolectric.kt diff --git a/testing/src/main/java/org/oppia/testing/OppiaTestAnnotations.kt b/testing/src/main/java/org/oppia/android/testing/OppiaTestAnnotations.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/OppiaTestAnnotations.kt rename to testing/src/main/java/org/oppia/android/testing/OppiaTestAnnotations.kt diff --git a/testing/src/main/java/org/oppia/testing/OppiaTestRule.kt b/testing/src/main/java/org/oppia/android/testing/OppiaTestRule.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/OppiaTestRule.kt rename to testing/src/main/java/org/oppia/android/testing/OppiaTestRule.kt diff --git a/testing/src/main/java/org/oppia/testing/OppiaTestRunner.kt b/testing/src/main/java/org/oppia/android/testing/OppiaTestRunner.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/OppiaTestRunner.kt rename to testing/src/main/java/org/oppia/android/testing/OppiaTestRunner.kt diff --git a/testing/src/main/java/org/oppia/testing/TestAccessibilityModule.kt b/testing/src/main/java/org/oppia/android/testing/TestAccessibilityModule.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestAccessibilityModule.kt rename to testing/src/main/java/org/oppia/android/testing/TestAccessibilityModule.kt diff --git a/testing/src/main/java/org/oppia/testing/TestCoroutineDispatcher.kt b/testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatcher.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestCoroutineDispatcher.kt rename to testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatcher.kt diff --git a/testing/src/main/java/org/oppia/testing/TestCoroutineDispatcherEspressoImpl.kt b/testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatcherEspressoImpl.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestCoroutineDispatcherEspressoImpl.kt rename to testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatcherEspressoImpl.kt diff --git a/testing/src/main/java/org/oppia/testing/TestCoroutineDispatcherRobolectricImpl.kt b/testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatcherRobolectricImpl.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestCoroutineDispatcherRobolectricImpl.kt rename to testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatcherRobolectricImpl.kt diff --git a/testing/src/main/java/org/oppia/testing/TestCoroutineDispatchers.kt b/testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatchers.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestCoroutineDispatchers.kt rename to testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatchers.kt diff --git a/testing/src/main/java/org/oppia/testing/TestCoroutineDispatchersEspressoImpl.kt b/testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatchersEspressoImpl.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestCoroutineDispatchersEspressoImpl.kt rename to testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatchersEspressoImpl.kt diff --git a/testing/src/main/java/org/oppia/testing/TestCoroutineDispatchersRobolectricImpl.kt b/testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatchersRobolectricImpl.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestCoroutineDispatchersRobolectricImpl.kt rename to testing/src/main/java/org/oppia/android/testing/TestCoroutineDispatchersRobolectricImpl.kt diff --git a/testing/src/main/java/org/oppia/testing/TestDispatcherModule.kt b/testing/src/main/java/org/oppia/android/testing/TestDispatcherModule.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestDispatcherModule.kt rename to testing/src/main/java/org/oppia/android/testing/TestDispatcherModule.kt diff --git a/testing/src/main/java/org/oppia/testing/TestDispatchers.kt b/testing/src/main/java/org/oppia/android/testing/TestDispatchers.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestDispatchers.kt rename to testing/src/main/java/org/oppia/android/testing/TestDispatchers.kt diff --git a/testing/src/main/java/org/oppia/testing/TestLogReportingModule.kt b/testing/src/main/java/org/oppia/android/testing/TestLogReportingModule.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/TestLogReportingModule.kt rename to testing/src/main/java/org/oppia/android/testing/TestLogReportingModule.kt diff --git a/testing/src/main/java/org/oppia/testing/profile/ProfileTestHelper.kt b/testing/src/main/java/org/oppia/android/testing/profile/ProfileTestHelper.kt similarity index 100% rename from testing/src/main/java/org/oppia/testing/profile/ProfileTestHelper.kt rename to testing/src/main/java/org/oppia/android/testing/profile/ProfileTestHelper.kt diff --git a/testing/src/test/java/org/oppia/testing/CoroutineExecutorServiceTest.kt b/testing/src/test/java/org/oppia/android/testing/CoroutineExecutorServiceTest.kt similarity index 100% rename from testing/src/test/java/org/oppia/testing/CoroutineExecutorServiceTest.kt rename to testing/src/test/java/org/oppia/android/testing/CoroutineExecutorServiceTest.kt diff --git a/testing/src/test/java/org/oppia/testing/FakeEventLoggerTest.kt b/testing/src/test/java/org/oppia/android/testing/FakeEventLoggerTest.kt similarity index 100% rename from testing/src/test/java/org/oppia/testing/FakeEventLoggerTest.kt rename to testing/src/test/java/org/oppia/android/testing/FakeEventLoggerTest.kt diff --git a/testing/src/test/java/org/oppia/testing/FakeExceptionLoggerTest.kt b/testing/src/test/java/org/oppia/android/testing/FakeExceptionLoggerTest.kt similarity index 100% rename from testing/src/test/java/org/oppia/testing/FakeExceptionLoggerTest.kt rename to testing/src/test/java/org/oppia/android/testing/FakeExceptionLoggerTest.kt diff --git a/testing/src/test/java/org/oppia/testing/profile/ProfileTestHelperTest.kt b/testing/src/test/java/org/oppia/android/testing/profile/ProfileTestHelperTest.kt similarity index 100% rename from testing/src/test/java/org/oppia/testing/profile/ProfileTestHelperTest.kt rename to testing/src/test/java/org/oppia/android/testing/profile/ProfileTestHelperTest.kt diff --git a/utility/src/main/java/org/oppia/util/accessibility/AccessibilityModule.kt b/utility/src/main/java/org/oppia/android/util/accessibility/AccessibilityModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/accessibility/AccessibilityModule.kt rename to utility/src/main/java/org/oppia/android/util/accessibility/AccessibilityModule.kt diff --git a/utility/src/main/java/org/oppia/util/accessibility/AndroidAccessibilityManager.kt b/utility/src/main/java/org/oppia/android/util/accessibility/AndroidAccessibilityManager.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/accessibility/AndroidAccessibilityManager.kt rename to utility/src/main/java/org/oppia/android/util/accessibility/AndroidAccessibilityManager.kt diff --git a/utility/src/main/java/org/oppia/util/accessibility/CustomAccessibilityManager.kt b/utility/src/main/java/org/oppia/android/util/accessibility/CustomAccessibilityManager.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/accessibility/CustomAccessibilityManager.kt rename to utility/src/main/java/org/oppia/android/util/accessibility/CustomAccessibilityManager.kt diff --git a/utility/src/main/java/org/oppia/util/accessibility/FakeAccessibilityManager.kt b/utility/src/main/java/org/oppia/android/util/accessibility/FakeAccessibilityManager.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/accessibility/FakeAccessibilityManager.kt rename to utility/src/main/java/org/oppia/android/util/accessibility/FakeAccessibilityManager.kt diff --git a/utility/src/main/java/org/oppia/util/caching/AssetRepository.kt b/utility/src/main/java/org/oppia/android/util/caching/AssetRepository.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/caching/AssetRepository.kt rename to utility/src/main/java/org/oppia/android/util/caching/AssetRepository.kt diff --git a/utility/src/main/java/org/oppia/util/caching/CacheAssetsLocally.kt b/utility/src/main/java/org/oppia/android/util/caching/CacheAssetsLocally.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/caching/CacheAssetsLocally.kt rename to utility/src/main/java/org/oppia/android/util/caching/CacheAssetsLocally.kt diff --git a/utility/src/main/java/org/oppia/util/caching/CachingModule.kt b/utility/src/main/java/org/oppia/android/util/caching/CachingModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/caching/CachingModule.kt rename to utility/src/main/java/org/oppia/android/util/caching/CachingModule.kt diff --git a/utility/src/main/java/org/oppia/util/caching/TopicListToCache.kt b/utility/src/main/java/org/oppia/android/util/caching/TopicListToCache.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/caching/TopicListToCache.kt rename to utility/src/main/java/org/oppia/android/util/caching/TopicListToCache.kt diff --git a/utility/src/main/java/org/oppia/util/caching/testing/CachingTestModule.kt b/utility/src/main/java/org/oppia/android/util/caching/testing/CachingTestModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/caching/testing/CachingTestModule.kt rename to utility/src/main/java/org/oppia/android/util/caching/testing/CachingTestModule.kt diff --git a/utility/src/main/java/org/oppia/util/data/AsyncDataSubscriptionManager.kt b/utility/src/main/java/org/oppia/android/util/data/AsyncDataSubscriptionManager.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/data/AsyncDataSubscriptionManager.kt rename to utility/src/main/java/org/oppia/android/util/data/AsyncDataSubscriptionManager.kt diff --git a/utility/src/main/java/org/oppia/util/data/AsyncResult.kt b/utility/src/main/java/org/oppia/android/util/data/AsyncResult.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/data/AsyncResult.kt rename to utility/src/main/java/org/oppia/android/util/data/AsyncResult.kt diff --git a/utility/src/main/java/org/oppia/util/data/DataProvider.kt b/utility/src/main/java/org/oppia/android/util/data/DataProvider.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/data/DataProvider.kt rename to utility/src/main/java/org/oppia/android/util/data/DataProvider.kt diff --git a/utility/src/main/java/org/oppia/util/data/DataProviders.kt b/utility/src/main/java/org/oppia/android/util/data/DataProviders.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/data/DataProviders.kt rename to utility/src/main/java/org/oppia/android/util/data/DataProviders.kt diff --git a/utility/src/main/java/org/oppia/util/data/DataProvidersInjector.kt b/utility/src/main/java/org/oppia/android/util/data/DataProvidersInjector.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/data/DataProvidersInjector.kt rename to utility/src/main/java/org/oppia/android/util/data/DataProvidersInjector.kt diff --git a/utility/src/main/java/org/oppia/util/data/DataProvidersInjectorProvider.kt b/utility/src/main/java/org/oppia/android/util/data/DataProvidersInjectorProvider.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/data/DataProvidersInjectorProvider.kt rename to utility/src/main/java/org/oppia/android/util/data/DataProvidersInjectorProvider.kt diff --git a/utility/src/main/java/org/oppia/util/data/InMemoryBlockingCache.kt b/utility/src/main/java/org/oppia/android/util/data/InMemoryBlockingCache.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/data/InMemoryBlockingCache.kt rename to utility/src/main/java/org/oppia/android/util/data/InMemoryBlockingCache.kt diff --git a/utility/src/main/java/org/oppia/util/datetime/DateTimeUtil.kt b/utility/src/main/java/org/oppia/android/util/datetime/DateTimeUtil.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/datetime/DateTimeUtil.kt rename to utility/src/main/java/org/oppia/android/util/datetime/DateTimeUtil.kt diff --git a/utility/src/main/java/org/oppia/util/extensions/LiveDataExt.kt b/utility/src/main/java/org/oppia/android/util/extensions/LiveDataExt.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/extensions/LiveDataExt.kt rename to utility/src/main/java/org/oppia/android/util/extensions/LiveDataExt.kt diff --git a/utility/src/main/java/org/oppia/util/gcsresource/GcsResouceAnnotations.kt b/utility/src/main/java/org/oppia/android/util/gcsresource/GcsResouceAnnotations.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/gcsresource/GcsResouceAnnotations.kt rename to utility/src/main/java/org/oppia/android/util/gcsresource/GcsResouceAnnotations.kt diff --git a/utility/src/main/java/org/oppia/util/gcsresource/GcsResourceModule.kt b/utility/src/main/java/org/oppia/android/util/gcsresource/GcsResourceModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/gcsresource/GcsResourceModule.kt rename to utility/src/main/java/org/oppia/android/util/gcsresource/GcsResourceModule.kt diff --git a/utility/src/main/java/org/oppia/util/logging/ConsoleLogger.kt b/utility/src/main/java/org/oppia/android/util/logging/ConsoleLogger.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/ConsoleLogger.kt rename to utility/src/main/java/org/oppia/android/util/logging/ConsoleLogger.kt diff --git a/utility/src/main/java/org/oppia/util/logging/EventBundleCreator.kt b/utility/src/main/java/org/oppia/android/util/logging/EventBundleCreator.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/EventBundleCreator.kt rename to utility/src/main/java/org/oppia/android/util/logging/EventBundleCreator.kt diff --git a/utility/src/main/java/org/oppia/util/logging/EventLogger.kt b/utility/src/main/java/org/oppia/android/util/logging/EventLogger.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/EventLogger.kt rename to utility/src/main/java/org/oppia/android/util/logging/EventLogger.kt diff --git a/utility/src/main/java/org/oppia/util/logging/ExceptionLogger.kt b/utility/src/main/java/org/oppia/android/util/logging/ExceptionLogger.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/ExceptionLogger.kt rename to utility/src/main/java/org/oppia/android/util/logging/ExceptionLogger.kt diff --git a/utility/src/main/java/org/oppia/util/logging/LogLevel.kt b/utility/src/main/java/org/oppia/android/util/logging/LogLevel.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/LogLevel.kt rename to utility/src/main/java/org/oppia/android/util/logging/LogLevel.kt diff --git a/utility/src/main/java/org/oppia/util/logging/LogUploader.kt b/utility/src/main/java/org/oppia/android/util/logging/LogUploader.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/LogUploader.kt rename to utility/src/main/java/org/oppia/android/util/logging/LogUploader.kt diff --git a/utility/src/main/java/org/oppia/util/logging/LoggerModule.kt b/utility/src/main/java/org/oppia/android/util/logging/LoggerModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/LoggerModule.kt rename to utility/src/main/java/org/oppia/android/util/logging/LoggerModule.kt diff --git a/utility/src/main/java/org/oppia/util/logging/LoggingAnnotations.kt b/utility/src/main/java/org/oppia/android/util/logging/LoggingAnnotations.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/LoggingAnnotations.kt rename to utility/src/main/java/org/oppia/android/util/logging/LoggingAnnotations.kt diff --git a/utility/src/main/java/org/oppia/util/logging/firebase/FirebaseEventLogger.kt b/utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseEventLogger.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/firebase/FirebaseEventLogger.kt rename to utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseEventLogger.kt diff --git a/utility/src/main/java/org/oppia/util/logging/firebase/FirebaseExceptionLogger.kt b/utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseExceptionLogger.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/firebase/FirebaseExceptionLogger.kt rename to utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseExceptionLogger.kt diff --git a/utility/src/main/java/org/oppia/util/logging/firebase/FirebaseLogUploader.kt b/utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseLogUploader.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/firebase/FirebaseLogUploader.kt rename to utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseLogUploader.kt diff --git a/utility/src/main/java/org/oppia/util/logging/firebase/FirebaseLogUploaderModule.kt b/utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseLogUploaderModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/firebase/FirebaseLogUploaderModule.kt rename to utility/src/main/java/org/oppia/android/util/logging/firebase/FirebaseLogUploaderModule.kt diff --git a/utility/src/main/java/org/oppia/util/logging/firebase/LogReportingModule.kt b/utility/src/main/java/org/oppia/android/util/logging/firebase/LogReportingModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/logging/firebase/LogReportingModule.kt rename to utility/src/main/java/org/oppia/android/util/logging/firebase/LogReportingModule.kt diff --git a/utility/src/main/java/org/oppia/util/networking/NetworkConnectionUtil.kt b/utility/src/main/java/org/oppia/android/util/networking/NetworkConnectionUtil.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/networking/NetworkConnectionUtil.kt rename to utility/src/main/java/org/oppia/android/util/networking/NetworkConnectionUtil.kt diff --git a/utility/src/main/java/org/oppia/util/parser/BulletTagHandler.kt b/utility/src/main/java/org/oppia/android/util/parser/BulletTagHandler.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/BulletTagHandler.kt rename to utility/src/main/java/org/oppia/android/util/parser/BulletTagHandler.kt diff --git a/utility/src/main/java/org/oppia/util/parser/CustomBulletSpan.kt b/utility/src/main/java/org/oppia/android/util/parser/CustomBulletSpan.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/CustomBulletSpan.kt rename to utility/src/main/java/org/oppia/android/util/parser/CustomBulletSpan.kt diff --git a/utility/src/main/java/org/oppia/util/parser/CustomHtmlContentHandler.kt b/utility/src/main/java/org/oppia/android/util/parser/CustomHtmlContentHandler.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/CustomHtmlContentHandler.kt rename to utility/src/main/java/org/oppia/android/util/parser/CustomHtmlContentHandler.kt diff --git a/utility/src/main/java/org/oppia/util/parser/ExplorationHtmlParserEntityType.kt b/utility/src/main/java/org/oppia/android/util/parser/ExplorationHtmlParserEntityType.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/ExplorationHtmlParserEntityType.kt rename to utility/src/main/java/org/oppia/android/util/parser/ExplorationHtmlParserEntityType.kt diff --git a/utility/src/main/java/org/oppia/util/parser/GlideImageLoader.kt b/utility/src/main/java/org/oppia/android/util/parser/GlideImageLoader.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/GlideImageLoader.kt rename to utility/src/main/java/org/oppia/android/util/parser/GlideImageLoader.kt diff --git a/utility/src/main/java/org/oppia/util/parser/GlideImageLoaderModule.kt b/utility/src/main/java/org/oppia/android/util/parser/GlideImageLoaderModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/GlideImageLoaderModule.kt rename to utility/src/main/java/org/oppia/android/util/parser/GlideImageLoaderModule.kt diff --git a/utility/src/main/java/org/oppia/util/parser/HtmlParser.kt b/utility/src/main/java/org/oppia/android/util/parser/HtmlParser.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/HtmlParser.kt rename to utility/src/main/java/org/oppia/android/util/parser/HtmlParser.kt diff --git a/utility/src/main/java/org/oppia/util/parser/HtmlParserEntityTypeModule.kt b/utility/src/main/java/org/oppia/android/util/parser/HtmlParserEntityTypeModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/HtmlParserEntityTypeModule.kt rename to utility/src/main/java/org/oppia/android/util/parser/HtmlParserEntityTypeModule.kt diff --git a/utility/src/main/java/org/oppia/util/parser/ImageAssetFetcher.kt b/utility/src/main/java/org/oppia/android/util/parser/ImageAssetFetcher.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/ImageAssetFetcher.kt rename to utility/src/main/java/org/oppia/android/util/parser/ImageAssetFetcher.kt diff --git a/utility/src/main/java/org/oppia/util/parser/ImageLoader.kt b/utility/src/main/java/org/oppia/android/util/parser/ImageLoader.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/ImageLoader.kt rename to utility/src/main/java/org/oppia/android/util/parser/ImageLoader.kt diff --git a/utility/src/main/java/org/oppia/util/parser/ImageParsingAnnotations.kt b/utility/src/main/java/org/oppia/android/util/parser/ImageParsingAnnotations.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/ImageParsingAnnotations.kt rename to utility/src/main/java/org/oppia/android/util/parser/ImageParsingAnnotations.kt diff --git a/utility/src/main/java/org/oppia/util/parser/ImageParsingModule.kt b/utility/src/main/java/org/oppia/android/util/parser/ImageParsingModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/ImageParsingModule.kt rename to utility/src/main/java/org/oppia/android/util/parser/ImageParsingModule.kt diff --git a/utility/src/main/java/org/oppia/util/parser/ImageTargets.kt b/utility/src/main/java/org/oppia/android/util/parser/ImageTargets.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/ImageTargets.kt rename to utility/src/main/java/org/oppia/android/util/parser/ImageTargets.kt diff --git a/utility/src/main/java/org/oppia/util/parser/RepositoryGlideModule.kt b/utility/src/main/java/org/oppia/android/util/parser/RepositoryGlideModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/RepositoryGlideModule.kt rename to utility/src/main/java/org/oppia/android/util/parser/RepositoryGlideModule.kt diff --git a/utility/src/main/java/org/oppia/util/parser/RepositoryModelLoader.kt b/utility/src/main/java/org/oppia/android/util/parser/RepositoryModelLoader.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/RepositoryModelLoader.kt rename to utility/src/main/java/org/oppia/android/util/parser/RepositoryModelLoader.kt diff --git a/utility/src/main/java/org/oppia/util/parser/SvgDecoder.kt b/utility/src/main/java/org/oppia/android/util/parser/SvgDecoder.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/SvgDecoder.kt rename to utility/src/main/java/org/oppia/android/util/parser/SvgDecoder.kt diff --git a/utility/src/main/java/org/oppia/util/parser/SvgDrawableTranscoder.kt b/utility/src/main/java/org/oppia/android/util/parser/SvgDrawableTranscoder.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/SvgDrawableTranscoder.kt rename to utility/src/main/java/org/oppia/android/util/parser/SvgDrawableTranscoder.kt diff --git a/utility/src/main/java/org/oppia/util/parser/UrlImageParser.kt b/utility/src/main/java/org/oppia/android/util/parser/UrlImageParser.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/parser/UrlImageParser.kt rename to utility/src/main/java/org/oppia/android/util/parser/UrlImageParser.kt diff --git a/utility/src/main/java/org/oppia/util/profile/DirectoryManagementUtil.kt b/utility/src/main/java/org/oppia/android/util/profile/DirectoryManagementUtil.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/profile/DirectoryManagementUtil.kt rename to utility/src/main/java/org/oppia/android/util/profile/DirectoryManagementUtil.kt diff --git a/utility/src/main/java/org/oppia/util/statusbar/StatusBarColor.kt b/utility/src/main/java/org/oppia/android/util/statusbar/StatusBarColor.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/statusbar/StatusBarColor.kt rename to utility/src/main/java/org/oppia/android/util/statusbar/StatusBarColor.kt diff --git a/utility/src/main/java/org/oppia/util/system/OppiaClock.kt b/utility/src/main/java/org/oppia/android/util/system/OppiaClock.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/system/OppiaClock.kt rename to utility/src/main/java/org/oppia/android/util/system/OppiaClock.kt diff --git a/utility/src/main/java/org/oppia/util/system/OppiaDateTimeFormatter.kt b/utility/src/main/java/org/oppia/android/util/system/OppiaDateTimeFormatter.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/system/OppiaDateTimeFormatter.kt rename to utility/src/main/java/org/oppia/android/util/system/OppiaDateTimeFormatter.kt diff --git a/utility/src/main/java/org/oppia/util/threading/BackgroundDispatcher.kt b/utility/src/main/java/org/oppia/android/util/threading/BackgroundDispatcher.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/threading/BackgroundDispatcher.kt rename to utility/src/main/java/org/oppia/android/util/threading/BackgroundDispatcher.kt diff --git a/utility/src/main/java/org/oppia/util/threading/BlockingDispatcher.kt b/utility/src/main/java/org/oppia/android/util/threading/BlockingDispatcher.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/threading/BlockingDispatcher.kt rename to utility/src/main/java/org/oppia/android/util/threading/BlockingDispatcher.kt diff --git a/utility/src/main/java/org/oppia/util/threading/ConcurrentCollections.kt b/utility/src/main/java/org/oppia/android/util/threading/ConcurrentCollections.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/threading/ConcurrentCollections.kt rename to utility/src/main/java/org/oppia/android/util/threading/ConcurrentCollections.kt diff --git a/utility/src/main/java/org/oppia/util/threading/DispatcherModule.kt b/utility/src/main/java/org/oppia/android/util/threading/DispatcherModule.kt similarity index 100% rename from utility/src/main/java/org/oppia/util/threading/DispatcherModule.kt rename to utility/src/main/java/org/oppia/android/util/threading/DispatcherModule.kt diff --git a/utility/src/test/java/org/oppia/util/data/AsyncResultTest.kt b/utility/src/test/java/org/oppia/android/util/data/AsyncResultTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/data/AsyncResultTest.kt rename to utility/src/test/java/org/oppia/android/util/data/AsyncResultTest.kt diff --git a/utility/src/test/java/org/oppia/util/data/DataProvidersTest.kt b/utility/src/test/java/org/oppia/android/util/data/DataProvidersTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/data/DataProvidersTest.kt rename to utility/src/test/java/org/oppia/android/util/data/DataProvidersTest.kt diff --git a/utility/src/test/java/org/oppia/util/data/InMemoryBlockingCacheTest.kt b/utility/src/test/java/org/oppia/android/util/data/InMemoryBlockingCacheTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/data/InMemoryBlockingCacheTest.kt rename to utility/src/test/java/org/oppia/android/util/data/InMemoryBlockingCacheTest.kt diff --git a/utility/src/test/java/org/oppia/util/datetime/DateTimeUtilTest.kt b/utility/src/test/java/org/oppia/android/util/datetime/DateTimeUtilTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/datetime/DateTimeUtilTest.kt rename to utility/src/test/java/org/oppia/android/util/datetime/DateTimeUtilTest.kt diff --git a/utility/src/test/java/org/oppia/util/logging/EventBundleCreatorTest.kt b/utility/src/test/java/org/oppia/android/util/logging/EventBundleCreatorTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/logging/EventBundleCreatorTest.kt rename to utility/src/test/java/org/oppia/android/util/logging/EventBundleCreatorTest.kt diff --git a/utility/src/test/java/org/oppia/util/networking/NetworkConnectionUtilTest.kt b/utility/src/test/java/org/oppia/android/util/networking/NetworkConnectionUtilTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/networking/NetworkConnectionUtilTest.kt rename to utility/src/test/java/org/oppia/android/util/networking/NetworkConnectionUtilTest.kt diff --git a/utility/src/test/java/org/oppia/util/parser/CustomHtmlContentHandlerTest.kt b/utility/src/test/java/org/oppia/android/util/parser/CustomHtmlContentHandlerTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/parser/CustomHtmlContentHandlerTest.kt rename to utility/src/test/java/org/oppia/android/util/parser/CustomHtmlContentHandlerTest.kt diff --git a/utility/src/test/java/org/oppia/util/profile/DirectoryManagementUtilTest.kt b/utility/src/test/java/org/oppia/android/util/profile/DirectoryManagementUtilTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/profile/DirectoryManagementUtilTest.kt rename to utility/src/test/java/org/oppia/android/util/profile/DirectoryManagementUtilTest.kt diff --git a/utility/src/test/java/org/oppia/util/system/OppiaDateTimeFormatterTest.kt b/utility/src/test/java/org/oppia/android/util/system/OppiaDateTimeFormatterTest.kt similarity index 100% rename from utility/src/test/java/org/oppia/util/system/OppiaDateTimeFormatterTest.kt rename to utility/src/test/java/org/oppia/android/util/system/OppiaDateTimeFormatterTest.kt