The application can also open and play existing files in formats like .mid, .midi and .kar, providing at same time a graphical display of the music into a Piano Roll window. You can edit the files, insert or delete notes.
Additionally, one can see on the virtual keyboard which keys are used as they are light up in different colors while the music is played, simulating the use of both hands.
As mentioned above, you have the possibility to compose and record your own tracks and then save them as MIDI files and moreover, make speed and volume adjustments, customize the keyboard layout and change the sound made by piano (the „voice” used) from Acoustic Grand Piano (default) to Electric Grand Piano, Harpsichord, Bird Tweet and others.
Bottom line:
You can use MidiPiano to play and record .midi files using virtual piano keys or your own computer keyboard.
Additional info:
During the installation this program offers you to install toolbar(s). You may choose to install them or not