Compare software

Kasette vs Fossify Music Player: catalog facts
Kasette	Fossify Music Player
Free Free and open source under the BSD-3-Clause licence.	Free Free and open source under the GPL-3.0, with no ads.
Android, Web	Android
No network access, accounts or analytics Plays common formats including FLAC and Opus	No ads, tracking or unnecessary permissions Equalizer with presets and a sleep timer
Very new project with few users Only plays files you import yourself	Plays local files only, with no streaming services Android only
Downloadable app, Web application	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: GPL-3.0
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.