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Tempus vs StreamMusic: catalog facts
Tempus	StreamMusic
Free Free and open source under GPL 3.0.	Free Downloadable from the official site and the App Store; the app is not open source.
Android	Windows, macOS, Android, iOS
Built natively for Android Works with self-hosted Subsonic libraries	One client for Subsonic, Navidrome, Jellyfin, Emby, Plex and Audio Station Runs on Android, iOS, macOS and Windows
Needs a Subsonic-compatible server to be useful Android only	Not open source No Linux version
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it 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.