Left hand
I
Gesture Synth plays with motion.
Gesture Synth turns webcam-tracked hand gestures into live synth chords, filter motion, and expressive browser play.
Now playing
C4
M1 · beat 1 · 1 beat
Right hand
Major
Gesture Synth
Play music with webcam-tracked hand gestures.
GestureSynth is a browser music game for camera-tracked performance. The left hand selects chord degrees and major or minor context, while the right hand shapes chord quality, octave, volume, and filter tone. The play page adds key selection, synth tone controls, and a live scale guide after you start camera tracking.
Left hand
Select scale degrees with finger combinations, then use hand tilt to choose major or minor context.
Right hand
Shape chord quality with finger count while hand position controls octave, volume, and filter tone.
Game panel
Choose the musical key and synth tone, then follow the live scale guide after camera tracking starts.
Gesture Synth FAQ
What is Gesture Synth?
Gesture Synth is a browser music game for playing synth chords and shaping filter, volume, octave, and tone with webcam-based hand gestures.
Can I use Gesture Synth without a webcam?
You can explore the homepage preview without camera access. The full Gesture Synth game is designed around webcam-based hand tracking and asks for camera permission only after you start playing.
How do Gesture Synth chords work?
The left hand selects scale degrees such as I, II, III, IV, and V, while the right hand shapes chord quality, octave, volume, and tone.
Does Gesture Synth upload camera video?
The homepage requests no camera permission. The full game requests webcam access only after a user action and processes hand tracking locally in the browser.
Camera privacy in Gesture Synth
The homepage never requests camera or microphone permission. The full game asks for webcam access only after a user action and keeps hand tracking local to the browser.
Read the privacy policy