RemokonWatch Free is a MIDI and OSC (Open Sound Control) compatible wireless control application. You can send MIDI/OSC messages by tapping the controls on your Apple Watch as below. - Four push buttons - Four sliders - Four switches - Thirteen piano-like keys Any CoreMIDI compatible applications/devices can be used including Virtual MIDI, Network MIDI and physical MIDI interfaces. You can also use any OSC compatible applications such as Max, SuperCollider, QuartzComposer and so on. Connect your Apple Watch-paired iOS device and the other device (i.e. Mac) to the same Wi-Fi local network. The OSC message will be sent to all devices as a broadcasting. The input port number of a host application should be 57120. To check MIDI/OSC messages, you can get a simple monitor (Mac app and Max patch) at: http://akamatsu.org/downloads/RemokonWatch.zip