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Splitter.ai vs Ultimate Vocal Remover: catalog facts
Splitter.ai	Ultimate Vocal Remover
Freemium Free uploads are available, with extra features in the paid Splitter PRO tier.	Free Free and open source, with optional donations to the developers.
Web	Windows, macOS, Linux
Runs in the browser with nothing to install Free tier for basic stem separation	Separates vocals and instruments locally with no upload Ships many models trained by the project's own developers
Audio has to be uploaded to a third-party server Best-quality separation and extra features require a paid plan	Processing can be slow without a capable GPU Choosing between many models takes some experimentation
Web application	Downloadable app
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Needs internet	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.