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Subsonic vs mStream: catalog facts
Subsonic	mStream
Freemium The official site does not specify pricing terms.	Free Free and open source, supported by sponsorships.
Windows, macOS, Linux, Web, Self-hosted	Android, Web, Self-hosted
Streams a personal music and movie library Supports DLNA and an open REST API	Runs on low-power hardware like a Raspberry Pi Remote access without port forwarding
Requires installing the server app where you keep your media	Music only Requires keeping your own server running
Downloadable app, Web application, Self-hosted	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 23, 2026

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