Chord Atlas is the most comprehensive guitar chord dictionary ever created, with over 100,000 unique chords for beginners to advanced players.* Hear them played back live with interactive acoustic, electric, classical and jazz guitar sounds.** Learn any chord in all keys. Multiple music theory display modes help you learn the frets, notes and intervals in each chord. Triads, 7th chords, 1st, 2nd and 3rd inversions, Drop 2, Drop 3 and Drop 4 voicings included.

Tap the Fretboard to play the strings. Real instrument sounds, professionally recorded for lifelike playback.**

Chord Types included:
Triads
7th Chords
Upgrade to get 9th, 11th, 13th Chords*

*9ths, 11ths and 13ths available with in-app purchase. Unlock all 22 frets for even more possibilities.
**Acoustic (default). Electric, jazz, and classical guitar tones available with Sound Pack upgrade.