play
How the whole stack plays.Tempo sets the speed. Each step is a sixteenth note.Key and scale set the notes every brick lands on.Time sets the bar that cues, chords and drift follow.Loop restarts every brick together, so the stack repeats.Chords move every note through a progression. Tap a chord to change it.Drift changes the stack as it plays. Lock a brick to keep it.Base sets how many bricks sit along the bottom.
loop & chords
drift
base
bricks
brick
The brick you tapped.Bottom-row bricks make patterns.Every brick above reads the two below it: the left one is the source and the right one changes it.Flip swaps which one is the source.Freeze holds the next 16 steps while the rest keeps moving.Lock keeps drift away from it.Pull takes it out. Double-tapping the brick does too.
song
Sections in the order they play.Play song runs them, repeat loops them. Keep tempo & key holds them as sections switch.The strip under the stack shows the song. Tap a section to jump there.Hold stays on the section playing.+ section adds the stack on screen.Tap a label or stack to change it.Sections on one stack are linked: edit one, edit all.⋯ has duplicate and replace. Unlink is in the stack menu.− and + set its length.Save song keeps it under a name. Share copies a code or writes a file.
Each voice plays one brick, with a built-in sound and a MIDI channel.Tap a voice's name to edit it. The arrows step through them.+ add voice adds one on the selected brick.To change its brick, tap the voice under plays in the brick tab.For drums, use a steps brick and its pattern menu.Echo sets the shared echo’s level. Each voice sets its own send.MIDI out works in Chrome and Edge, not Safari.
next four bars