Guitar Tuner AI

Accurate. Fast Always. The cleanest guitar tuner with chord library, metronome, and 20+ tuning presets. No subscription ever.

The cleanest guitar tuner. No subscriptions. No ads in your face. Just tune.

Guitar Tuner AI listens through your microphone and shows you exactly how in-tune each string is — with a precision meter, real-time frequency display, and a needle that responds in milliseconds.

TUNE • Chromatic tuner — works for guitar, bass, ukulele, and more • Real-time pitch detection with YIN algorithm • Visual needle + cents display (-50 to +50) • Frequency readout in Hz • Auto or manual string selection • Reference pitch A4 = 440 Hz (adjustable)

TUNINGS • Standard, Drop D, Open G, Open D, DADGAD, and 20+ presets • Guitar 6, Guitar 7, Guitar 8, Ukulele, Bass 4/5/6

CHORDS • 100+ chord diagrams — Major, Minor, 7th, Sus, Dim, Aug • Multiple voicings per chord • Play sound: Strum or Arpeggio mode • Transpose to any key

METRONOME • 20–300 BPM with tap tempo • Visual beat indicator • Runs alongside tuner

WHY GUITAR TUNER AI? Other tuner apps make you pay for what should be free. Guitar Tuner AI is — and always will be — completely free. No "pro" version. No subscription. No strings attached (except the ones you're tuning).