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Ultimate Vocal Remover vs Audio Separator: catalog facts
Ultimate Vocal Remover	Audio Separator
Free Free and open source, with optional donations to the developers.	Free Free and open source.
Windows, macOS, Linux	Command line
Separates vocals and instruments locally with no upload Ships many models trained by the project's own developers	Uses many pre-trained UVR separation models Works from the command line or as a Python library
Processing can be slow without a capable GPU Choosing between many models takes some experimentation	No graphical interface Needs a Python environment and model downloads
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 26, 2026

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