Guitar tuning with the String Master self-tuning guitar tuner is unlike anything you've ever tried before.  The exclusive robotic guitar tuning technology makes the String Master the easiest and most accurate tuner available. All you do is hold String Master on each tuning peg and pluck the proper string, then watch in amazement as String Master "listens" to the sound and it's powerful gear motor actually turns the peg for you. The tuner will beep when the string is in perfect pitch.

Guitar tuning has never been this easy!

String Master uses advanced computer technology to sample the sound several times, eliminating harmonics and overtones that plague other tuners and lead to inaccurate guitar tuning. This makes String Master is far superior to other tuners.


String Master is also the only guitar tuner that can re-string your guitar; automatically unwinding the old string and winding the new string with a push of a button.

There is no other guitar tuner like this in the world!

Whether you are a professional musician or just picking up a guitar for the first time, you will find the String Master robotic guitar tuner incredibly easy to use and dead-on accurate.