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Harmonoid vs Symfonium: catalog facts
Harmonoid	Symfonium
Free Downloads are offered from the website and GitHub releases with no price listed.	Paid One-time purchase with a free trial on Google Play; no subscription.
Windows, macOS, Linux, Android, iOS	Android
Runs on desktop and mobile platforms Broad format support through mpv and FFmpeg	Connects to many self-hosted media servers Hi-Res, DSD and USB DAC output with AutoEQ
Focused on music, not video License terms are not stated on the homepage	Android only Paid after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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