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PitchVisFriture
Free

Free and open source under the MIT licence.

 Free

The open-source application is available without a license fee.

Android, Web Windows, macOS, Linux
  • Runs in the browser with nothing to install
  • Android app available on F-Droid and Google Play
  • Several views of the same live audio input
  • Web version does not stop by itself; you close the tab to end it
  • On mobile only the microphone can be used as input
  • Live analysis requires an audio input source.
Downloadable app, Web application Downloadable app
Open source Open source
License: MIT License: GPL-3.0
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 22, 2026

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