Free Online Tuner

Some Notes on the use of our Free Online Tuner

A440 is the note A4 on the tuning keyboard

The notes are names using Scientific Pitch Notation

Common tunings for many instruments are listed below

Musical Instruments Range and Notes (Lowest to Highest)
(5th string listed first)
Standard G tuning - G4, D3, G3, B3, D4
Double C tuning - G4, C3, G3, C4, D4
G2 G2, D3 D3, A3 A3, D4 D4
The lowest string on a harp is generally C2 and then it just follows the white keys of the piano. Consult your string chart for the specific range of your harp.
C4 to C6
Dronestrings (D3 and G3); Melody strings (D4, D4)
E2, A2, D3, G3, B3, E4
F2 F2, G2 G2, C3 C3, F3 F3, A3 A3, D4 D4, G4
A3, B3, C#4, D4, E4, F#4, G4, A4, B4. D5
C3 C3, G3 G3, D4 D4, A4 A4
C2 C2, G2 G2, D3 D3, A3 A3
G3 G3, D4 D4, A4 A4, E5 E5
D3, A3, (A3 A3)
G2 G2, D3 D3, A3 A3, E4 E4
D3 G3 D4 (other tunings D3 A3 A3 or D3 A3 C3)
Tenor Guitar
C3, G3, D4, A4
D3. G3, B3, E4
G4, C4, E4, A4

Korg Ca-2

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