Chromatic Tuner & Tone Generator
Tune your instruments with precision or generate reference tones using the interactive piano.
Generate a Tone
Click the piano keys or use your keyboard (QWERTY layout: A,S,D... for white keys; W,E,T... for black keys; Z/X for octave change). Click a piano key or the button below to initialize the audio engine.
Octave 4
Standard tuning is A4 = 440 Hz.