Hand Synth
Curl a finger to play its note — left hand low, right hand high
Loading AI Model…
Loading AI Model…
🎵 Learn a song: Mary Had a Little Lamb
Follow along note by note — the app waits for you to play the right finger before moving on.
🤚 Left Hand
low octaveThumbC4
IndexD4
MiddleE4
RingG4
PinkyA4
Right Hand ✋
high octaveThumbC5
IndexD5
MiddleE5
RingG5
PinkyA5
All processing happens locally in your browser — no video or audio ever leaves your device.