"Displays notes from MIDI files on a staff"
MidiNotate Player is a free program with which you can quickly and easily see which notes are involved in the creation of a melody.
This program works with any MIDI song that you may be listening to on your computer, detects the sounds, knows the notes and is able to make a staff with the notation of each song.
You can modify the notation register and play it to see how the song would look with the changes made.