This app offers a variety of features to help guitar players learn chords, including a chord library with over 1,000 chord diagrams and a chord finder tool that allows users to identify chords by their name or by their fingering on the fretboard. The app also has a built-in metronome and a tuner to help players improve their timing and tune their guitar.

In addition to chord diagrams and identification tools, GuitarTuna also includes chord progression suggestions and exercises to help players practice and improve their chord knowledge. The app is user-friendly and suitable for beginners and advanced guitar players alike.