DSLR Remote Pro Multi-Camera is not available for Mac but there are some alternatives that runs on macOS with similar functionality. The best Mac alternative is qDslrDashboard, which is free. If that doesn't suit you, our users have ranked more than 10 alternatives to DSLR Remote Pro Multi-Camera and five of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to DSLR Remote Pro Multi-Camera are CaptureGRID (Paid), gphoto (Free, Open Source), LightroomTether (Free) and Sofortbild (Free).
qDslrDashboard is a cross platform application for controlling Nikon, Canon and Sony cameras. It uses the PTP and PTP/IP protocol to communicate with the connected DSLR camera. Currently qDslrDashboard is available for Android, iOS, Linux, OSX and Windows platforms.