Plug in your piano
Connect it to this computer with a USB cable. It's picked up automatically — nothing to set up.
Looking for a piano…
Piano connected
Play any note to start
We'll start easy and adjust as you play — faster when you're nailing it, slower when something's tricky.
This browser can't hear your piano
Open Chord Lab in Chrome or Edge to play with your piano. You can still play with your computer keyboard.
Piano access is blocked
Allow MIDI devices for this page (the icon in the address bar), then reload. Or play with your computer keyboard.
Welcome back — we'll warm up with the chords you found tricky.
No piano nearby? Press A on your computer keyboard to start.