This app allows you to send MIDI control change message/program change message to external devices/other apps connected by CoreMIDI.

・MIDI external devices connected by CoreMIDI interfaces
・CoreMIDI compatible apps which have MIDI input feature
・CoreMIDI connection can be established also over Bluetooth and Wi-Fi

Almost all control numbers are pre-defined inside the app.
So you can check various behaviors on the MIDI devices or applications.