16-Step Drum Machine

Click the grid to program beats. All sounds are synthesized with Web Audio API.

TEMPO (BPM)
120
TRANSPORT

This drum machine synthesizes all sounds using Web Audio API - no samples required. Click steps to activate/deactivate them. Adjust BPM with the slider. Press PLAY to start the sequencer.

Sounds: Kick (sine envelope), Snare (noise + sine), Hi‑Hat (filtered noise), Clap (noise burst).