Features:
- Visualizes live midi data from connected USB devices
- on-device midi file playback
- midi file playback over connected USB devices
- visualizes midi files / view midi files
- records midi files
- shows stats on midi data

Notes:
- on older devices the usb device might need to be connected before the app is started
- While possible this apps main intent is not to serve as a midi synthesizer. If you do choose to use this feature please note that the audio quality will be greatly improved if you use this app in combination with a USB midi synthesizer such as a Yahama Digital Piano.