Tune anything.
Perfectly in tune.
A precise chromatic tuner, metronome, and gamified ear trainer for strings and winds alike — right in your browser.
Tap the mic and play a note
Everything a musician needs, in one place
No downloads, no accounts. Just open the page and play.
How good is your ear, really?
Play the gamified ear-training challenge, get your score as a percentage, and share it with your friends to see who has the best ear.
Start the challengeFrequently asked questions
Is CleanTune really free?
Yes. The tuner, metronome and ear-training game are 100% free to use, with no account or sign-up required.
Does CleanTune work offline?
Yes. Install CleanTune to your home screen and it will keep working without an internet connection.
What instruments can I tune?
CleanTune supports guitar (standard, drop D, half-step down, open G), ukulele (standard, low G, baritone), bass (4 and 5 string), violin (standard, open cross-tunings), cello (standard, Bach 5th Suite scordatura), plus chromatic tuning with concert reference tones for trumpet, trombone, alto and tenor saxophone, flute and clarinet. It's also a fully chromatic tuner, so it can detect any pitch on any instrument.
Is my microphone audio recorded or stored?
No. Audio is analyzed entirely in your browser to detect pitch in real time and is never recorded, uploaded or stored.