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MusicBrainz PicardKid3
Free

Free and open source under the GPL, maintained by the non-profit MetaBrainz Foundation.

 Free

Free and open source. Hosting, hardware and any external services are separate.

Windows, macOS, Linux Windows, macOS, Linux, Android
  • AcoustID fingerprinting identifies files from the audio itself, even with no tags at all
  • Album-oriented matching produces consistent tags across a whole release
  • Supports multiple audio tag formats
  • Can rename files using tag information
  • Needs an internet connection; it is a front end to an online database
  • The album-first workflow is awkward for loose singles and compilations
  • Tagging changes metadata rather than repairing the audio itself.
Downloadable app Downloadable app
Open source Open source
License: GPL-2.0 License not stated
No account needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked September 21, 2026

Checked September 22, 2026

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