Every chord, every key

25 chord types — triads, sevenths, and extended chords — mapped across all 12 keys, every playable voicing computed and shown. Pick a chord; the app shows it on the full neck and lets you hear it against a drone. Building a key from the ground up? Start with the modes.

Triads

Major

Minor

Diminished

Augmented

Sus2

Sus4

Power Chord

Sevenths

Major 7th

Minor 7th

Dominant 7th

Diminished 7th

Half-Dim 7th

Minor-Major 7th

Augmented 7th

Aug Major 7th

Extended

Major 6th

Add 9

Major 9th

Minor 9th

Dominant 9th

Dominant 11th

Major 13th

Minor 11th

Dominant 13th

Minor 6th