Chromatic tuner
Play a note and this tuner shows how sharp or flat you are. It needs microphone access, which stays entirely in your browser.
Chromatic tuner
Play a note and this tuner shows how sharp or flat you are. It needs microphone access, which stays entirely in your browser.
Nothing is uploaded. Just open it and start.
Tune any instrument by ear-free precision. Play a note and the tuner listens through your microphone, shows the nearest note, and tells you exactly how sharp or flat you are. Adjust the A4 reference for orchestras that tune to 432 or 442. No sign-up, nothing uploaded.
Detects the pitch from your microphone in real time using autocorrelation.
See the exact note and how sharp or flat you are, down to a few cents.
Chromatic, so it works for guitar, violin, brass, woodwind — anything with a pitch.
Audio is analysed in your browser and never recorded or uploaded.
Play a pure tone at any frequency (20 Hz–20 kHz) in four waveforms, plus a hearing-range test.
A steady, accurate metronome from 20–400 BPM with time signatures, subdivisions, and tap tempo.
A countdown timer with alarm, plus a stopwatch, alarm clock, and pomodoro timer — all in one.
White, pink, and brown noise plus rain, ocean, and fan sounds for focus and sleep, with a sleep timer.
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