Android version 1.0.0 (23), package com.forun.forun_app.
The Frequency tab lets a signed-in user select a bundled audio track. Playback continues after the app is sent to the background. The Android media notification displays the selected track and playback controls.
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This is a screen recording from the release build on an Android 14 emulator. The recording shows the player followed by the Android home screen and media notification. Screen-recording audio is not included.