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Murem vs Ultimate Vocal Remover: catalog facts
Murem	Ultimate Vocal Remover
Free Free and open source under the MIT licence.	Free Free and open source, with optional donations to the developers.
Android, Self-hosted	Windows, macOS, Linux
Keeps dialogue while removing background music Accepts URLs from many sites via yt-dlp, local files and batches	Separates vocals and instruments locally with no upload Ships many models trained by the project's own developers
Separation quality depends on the source audio No tagged releases on GitHub	Processing can be slow without a capable GPU Choosing between many models takes some experimentation
Downloadable app, Self-hosted	Downloadable app
Open source	Open source
License: MIT	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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