Instruments
Click the keys to play, or connect a MIDI controller. You can also use your computer keyboard — Z–M for the white keys and S D / G H J for the black keys. Use ↑ / ↓ to shift octaves.
Synth
Black keys: S D G H J
Octave: ↑ / ↓ arrow keys
Record: R (toggle start/stop)
MIDI: Connect a device to play automatically
Toggle steps on/off for each drum voice. Hit Play to start the loop. Try a preset to get going fast, or build your own pattern from scratch.
Drum Machine
Each column is one 16th note. Steps are grouped into 4 beats. Beat numbers appear inside the first step of each group.
A 16-step bass line sequencer. Toggle steps on/off, pick a note for each step, set your tempo and hit play. Try a preset to get started fast.
Bass Sequencer
Envelope (ADSR)
Steps: each column is a 16th note. Click a step to activate it, then choose its note from the dropdown below. Steps are grouped into 4 beats (numbered 1–4 above the grid).
Adjust the level, pan, mute, and solo for each instrument. VU meters show real-time signal levels. The Master channel controls the final output level. Start the instruments on their own tabs first, then come back here to mix.
Mixer
Loading mixer… (interact with any instrument first to unlock audio)