Tune your guitar with high accuracy and easy way. All guitar tuner is a free app and you can tune more twenty instruments including 6-string guitars, 7-string guitars, 12-string guitars, bass guitars, mandolin, ukulele, banjo, violin, viola, cello, oud, balalaika, shamisen, dora and other instruments.

Red and blue color changes help you by indication of loosen or tight strings. Loose the string is the indicator color is blue or tighten the string if the indicator color is red.

Whenever the wrong string is played you will be warned and you will see the wrong string on the screen.

We hope that All guitar tuner will help you with all your instruments and we hope that your free guitar tuner will always be with you wherever you are.