All Fourths Tuning

Notes: E2 - A2 - D3 - G3 - C4 - F4 • Tunes every string in identical perfect fourths intervals. Scale and chord shapes remain completely uniform everywhere on the fretboard.

-50 0 +50
E2
82.41 Hz +0 cents
IN TUNE
🔊 Volume:
GUITARTUNER E2 A2 D3 G3 B3 E4
A4 Pitch: