QSO Again

QSO Again is an Android app for recording and playing back amateur radio QSOs (radio conversations).

Features:
- Record audio with microphone
- Playback recordings
- Manage recording files
- Background recording with notification
- Audioloop: Infinite audio recording in RAM (no intermediate storage on disk, size depends on available RAM)
- Quick rewind: Jump back a few seconds via button or progress bar to listen to important passages again