Используйте приложение APKPure
Историческую версию reverse audio можно получить на Android
реверс аудио / звуков / музыки
This application makes easy reversing a sound, an audio or a music file. The resulting file reproduces the sound backwards.
You can either do a new recording or you can invert existing audio files of your device, you can even reverse the sound of video files. Search for subliminal messages in recordings, find satanic lyrics in songs or just have fun by listening the audio in reverse.
Supported formats mp3/mp4/wav/aac