Guitar Tuner & Free Chord App is an app designed to help guitarists tune their guitar and learn how to play chords. It features a guitar tuner, which can be used to tune the guitar by ear. It also includes a chord library with over 1000 chords, which can be used to learn how to play chords quickly and easily. The app also includes a metronome and a recorder, so you can record your playing and track your progress.