Notation & Rhythm
7 tools
Free online accidental calculator
A free online accidental calculator. Pick a key and a note letter and it tells you the sharp, flat, or natural that letter carries in that key, spells the note, and shows it on the staff.
Free online key signature finder
A free online key signature finder. Pick a mode and a key and see its sharps or flats drawn on the staff, the scale spelled out, and its relative key named — then hear it played.
Free online key signature trainer
A free key signature trainer. A key signature appears on the staff, you pick the major key it belongs to, and you get instant feedback and a running score.
Free online metronome
A free online metronome. Set the tempo and time signature, hear an accented downbeat, and practice in steady time right in your browser.
Free online note finder
Pick a note and see every place it sits on the piano keyboard, named — and tap any key to hear it.
Free online note reading trainer
Practice reading the treble staff: a note appears, you click it on the piano. Instant feedback, the note plays, your score tracks.
Free online tap tempo (BPM tapper)
A free online tap tempo tool. Tap the button or the space bar in time with any music and it reads the tempo back in BPM, with a matching tempo marking.