BUILDER

Chord Progression Builder

Drag and drop diatonic chords onto the timeline to build your progression. Adjust duration, BPM, and export to MIDI.

Chord Progression Builder

C major
Drag chords to timeline:
I C
ii Dm
iii Em
IV F
V G
vi Am
vii° Bdim
C5
B4
A#4
A4
G#4
G4
F#4
F4
E4
D#4
D4
C#4
C4
B3
A#3
A3
G#3
G3
F#3
F3
E3
D#3
D3
C#3
C3
1234
0 chords

How to use

  • Drag chords from the palette onto the timeline
  • Click a chord on the timeline to select it
  • Use controls to move, resize, or delete selected chords
  • Adjust BPM and timeline length in the header
  • Export MIDI by clicking the button or dragging it to your DAW