Nothing runs away from you. The piece stops until you press the right key. Play at 50, 75 or 100% speed, with the metronome on if you like.


Scales, arpeggios, chord progressions and finger patterns — in every key.
The note you are playing moves along the staff. Add the left hand and a bass clef appears, so you read a grand staff.

Every piece and every lesson in the app is listed on this site, with the notes, tempo and difficulty it uses.
Yes. No locked songs, no subscription. There is nothing to pay for anywhere in the app.
No. All 59 lessons and 48 pieces work on the on-screen keyboard. If you get a piano later, connect it by microphone or MIDI.
Neither. The sound and the scoring run on your phone, and your practice history stays there.
Every piece is in the public domain. The left-hand parts and the drills are generated by rules we wrote ourselves.