Compare software

Reverb vs Alibi: catalog facts
Reverb	Alibi
Best for: Capturing moments of audio you did not know to record in advance	Best for: Using an Android phone as a dashcam or rolling audio recorder
Free Free and open source under the GPL-3.0.	Free Free and open source under the GPL-3.0 licence.
Android	Android
Rolling buffer lets you save audio after it was heard Disk-backed history that persists across restarts All 4 strengths for Reverb Rolling buffer lets you save audio after it was heard Disk-backed history that persists across restarts Retention limits by time or size Configurable audio format and source	Rolling background recording saves only what you need Records audio or video All 4 strengths for Alibi Rolling background recording saves only what you need Records audio or video Works fully offline Highly configurable
Android only Continuous recording uses storage and battery	Android only Continuous background recording uses battery
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Offline features available
Official website Full listing and sources Sources for Reverb sanyambrar.com/projects/reverb github.com/SmallThingz/reverb f-droid.org/packages/app.smallthingz.reverb Catalog checked October 2, 2026	Official website Full listing and sources Sources for Alibi github.com/Myzel394/Alibi f-droid.org/packages/app.myzel394.alibi Catalog checked October 2, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.