Crescendo Music Notation Software for Mac for Music Score Writing and Composing [Download] Change the key signature and time signature, add whole, half, quarter, eight and sixteenth notes and rests (semibreve to semiquaver) Compose music in Treble, Bass or Alto Clefs, assign sharp, flat and natural accidentals to notes, keyboard shortcuts toggle between notes and rests Insert text to specify a title, tempo, dynamics or lyrics, drag notes to change their pitch or placement, copy, cut and paste measures to easily insert themes Add ties and slurs across notes, zoom in and out for easier editing, create dotted notes, chords, add repeats, and more, brace staves together to compose scores for ensembles Listen to your composition with MIDI playback, or export MIDI music files, print completed music projects or blank music sheets for hand transcription