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Tune guitar, bass or ukulele by microphone with a precise cents meter.
Press start and allow microphone access
Pluck a string and the tuner shows the note, frequency and how many cents sharp or flat you are.
Works for guitar, bass, ukulele or any instrument. Use a quiet room and let each note ring for best accuracy. All processing happens locally — audio never leaves your device.
Tune your guitar, bass, ukulele or any instrument using your microphone. Real-time pitch detection with a precise cents meter, tuning presets (Standard E, Drop D, Half-step down, Open G, Ukulele, Bass and Chromatic), an adjustable A4 reference pitch and playable reference tones for every string. Runs entirely in your browser. Your audio never leaves your device — nothing is uploaded or recorded.
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