piano.org
A piano reference: chords, scales, theory & ear training.
PIANO.ORG PRO · ALPHA

piano.org Pro

Just play — the keys are live. A connected MIDI keyboard sounds automatically, or hit Listen and watch Für Elise (opening) perform itself. Beethoven · A Minor.

Just play: click or tap the keys, play your computer keys (A–; row from middle C), or a connected MIDI keyboard — it wires up automatically. Audio and MIDI stay on your device.
Skins

piano.org Pro alpha · Just play and Wait modes are live; Flow (timed scoring) and the falling-notes staff are next. Sound: Salamander Grand Piano V3 (CC BY 3.0), see /credits.