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Audio Separator vs MVSEP: catalog facts
Audio Separator	MVSEP
Free Free and open source.	Freemium Free to use, with some ensemble models limited to premium users.
Command line	Android, iOS, Web
Uses many pre-trained UVR separation models Works from the command line or as a Python library	Wide choice of separation models with usage and ratings shown Many stem types beyond vocals and instrumental
No graphical interface Needs a Python environment and model downloads	Best ensemble models require a premium account Audio is processed on the service's servers
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked September 26, 2026

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