PDF2Music also allows modifications into the scores. Just select the note you want to change and right click on it. A contextual menu will then let you choose the new note. You can also adjust the playback tempo.
The final melody can be exported to different formats, among which are: MIDI, WAV and AIFF.Eye! It does not work with PDF documents that have been scanned.
Some functions are limited to the first page of the PDF document.