Guitar Tuner
Free online guitar tuner.
Standard Tuning (EADGBE)
Tap a string to hear the reference note
E2
6th (E)
E2 — 82.41 Hz
A2
5th (A)
A2 — 110.00 Hz
D3
4th (D)
D3 — 146.83 Hz
G3
3rd (G)
G3 — 196.00 Hz
B3
2nd (B)
B3 — 246.94 Hz
E4
1st (E)
E4 — 329.63 Hz
How to use:
Press and hold a string button to play the reference note. Tune your guitar string to match the pitch. Release to stop.