Compare software

Fossify Music Player vs MonsterMusic: catalog facts
Fossify Music Player	MonsterMusic
Free Free and open source under the GPL-3.0, with no ads.	Free Free and open source under the Apache 2.0 licence.
Android	Android
No ads, tracking or unnecessary permissions Equalizer with presets and a sleep timer	Plays local files without a streaming account Built-in advanced equalizer
Plays local files only, with no streaming services Android only	Android only No releases published on GitHub; installed through F-Droid or by building it
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: Apache-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.