Explorateur d’accords

Enter chord
Chord type
Extensions / modifiers
BPM
Add two or more valid chords for progression voice-leading analysis.
Keyboard sound
Dm7
D – F – A – C
Ré mineur 7 - ré fa la do
Keyboard notation

16-step drum machine

i
A reference Hz (415–450)

Mandolin · G D A E

Click to play this instrument’s best chord shape low → high.

Guitar · E A D G B E

Best guitar chord shape; lowest sounding pitch class follows the written bass.

Ukulele · g C E A

Best ukulele chord shape; re-entrant tuning, so bass restriction does not apply.
Browser audio unlocks on the first click/tap. Historical temperaments are practical digital reconstructions for musical exploration.