MIDI XY-PAD allows you to send two controllers at once via (network) MIDI.
How to use:
1. On your mobile device: Choose your controllers and the polarity.
2. On your macOS device: Open Audio-MIDI-Setup and create a network MIDI session. Connect your mobile device.
3. Play!
What's new (v1.0.1)
(FIXED) On some devices, a polarity flip rendered the following MIDI data inconsistent.