Free · Find the lowest and highest sung note

Vocal Range Finder from Audio

Analyze a solo voice recording to estimate its note range, span, centre, and most-used pitches.

  • Real note transcription
  • Audio stays in this tab
  • Useful music downloads

Find the notes

Add one instrument or voice recording. The model runs in this browser tab.

One main instrument works best Under 10 minutes
Note settingsRecommended values are already chosen.
Choose audio first
Your result will appear hereNothing is uploaded. The first run also loads a small music model into this tab.
MIDI and data downloads

Three simple steps

How to use it

  1. Record or add one voice singing from low to high.
  2. Use a quiet room and avoid backing music.
  3. Read the estimated range and download the note evidence.

Your recording stays on this device

Spotify Basic Pitch and TensorFlow.js find notes inside this browser tab. Bookify does not upload or save the audio. The first run loads the open-source model, and closing the tab removes the working copy.