Compare software

Ultrasonic vs Linthra: catalog facts
Ultrasonic	Linthra
Free Free and open source under the GPL-3.0.	Free Free and open source under the AGPL-3.0.
Android	Linux, Android
Works with Navidrome, Ampache, gonic and other OpenSubsonic servers Multiple server support	Plays local files and streams from Jellyfin, Navidrome/Subsonic and Plex Explicit offline cache for streamed music
Needs a compatible music server you run or have access to Android only	Streaming requires running your own music server Young project under active development
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: AGPL-3.0
Not stated if an account is 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.