Write an app to perform a transposition. It should accept 2 parameters: an input JSON file with a collection of notes and a number of semitones to transpose to (can be negative). It should produce a ...

Three modes available: Piano (8 white notes and 5 black notes, one key transposes. Tone of higher notes, + 12 notes) PlayStore (a melody can be associated with each note.) (Four in the code for demo.) ...

Pianote is a website that allows you to transpose piano chords and melodies based on key. It was created to solve the problem of transposing music. - Billy19191/Pianote ...