Main window

Click icon to load random patterns

Select chord progression by slider. The list of progressions is sorted from minor to major.

Select pattern for 4 tracks. Click to random pattern, drag up and down to change pattern.

Pause/Play button:

Open setting window:

Share or copy URL of progression:

Export to MIDI file:

Type progression:

Open Undo History:

History window

Drag up and down by finger or mouse wheel

Click to close

Setting window

Change tempo or volumes

Click to close:

Edit progression. Click line or chord to enter chord name:

Randomise order of chords:

Enter chords manualy:

Select progression from list:

Share or copy URL of progression:

Select chord progression from list:

Select drum pattern:

Select bass pattern:

Select Lead pattern:

Select Pad Pattern: