Haze Tuner

Haze Tuner is a free, learning-first tuner for guitar and bass. Tune with confidence, understand what you are playing, and build a stronger connection between your ears, your eyes, and the fretboard, learn chords, notes and scales. LEARN AS YOU TUNE • Follow optional guided lessons at your own pace • Explore notes and chords across the fretboard • See pitch as color and understand tuning direction • Use the capo assistant to transpose familiar shapes TUNE WITH CLARITY • Tune acoustic, electric, 12-string guitars, and bass • Choose standard, drop, open, and custom tunings • See pitch, cents, frequency, and tuning direction • Hear when a note settles into tune EXPLORE SOUND • Match frequencies with a visual wave comparison • Discover harmony across strings • Explore pitch-to-color visuals inspired by sound-color synesthesia • Adjust accessibility, calibration, and tuning preferences All tuning, accuracy, learning, and accessibility features are free. Optional one-time tips support independent development and never lock features. Haze’s pitch-to-color visualization is a learning tool inspired by the idea of sound-color synesthesia. It does not claim to reproduce the personal experience of clinical synesthesia. Microphone audio is used to detect pitch and measure sound. Audio is never recorded or sent off your device.