Click Start audio, then play a MIDI keyboard, the on-screen keys, or A through K.
An eight-voice subtractive synthesizer that runs entirely in your browser. Two oscillators, a sub and noise into a four-pole ladder filter with drive, two envelopes, an LFO, an arpeggiator, and a stereo delay and reverb. The panel follows a Korg Minilogue; the filter follows a Moog.
On iPhone, tap the browser's Share button and then Add to Home Screen. On Android, open the browser menu and tap Install app. It runs full screen and keeps working offline once loaded.
Developed by Ben Brenner with Claude on Cloudflare.