- Use the keyboard to advance [ < arrows > ], re-play note [ spacebar ], strike a note [ 1 through 6], turn on/off [ enter ].

- Automatically advances to next string. Use the "delay" knob to adjust timing.

- Tune your guitar against over 50 alternate tunings.

other versions

Simple Tuner A classic needle tuner that picks up sound from your mic and displays the note offset.

Mic Guitar Tuner Uses your computer's microphone to detect guitar notes.

Tone Generator Generate accurate sin, sawtooth and square frequencies.

Flash Version The Adobe Flash version.

The Original Guitar Tuner An online tuner to help you tune a guitar by ear.

Use the guitar tuner app when not online. Download Guitar Tuner for use offline on your computer:

For Windows

For Mac