Communicate with MIDI devices such as hardware keyboards and synthesizers.
- iOS 4.2+
- macOS 10.0+
- Mac Catalyst 13.0+
The Core MIDI framework provides APIs for communicating with MIDI (Musical Instrument Digital Interface) devices, including hardware keyboards and synthesizers. Connect from an iOS device using the dock connector or a network. For more information about using the dock connector, see Apple’s MFi program.