Mac OS Utilities
iDisplayMate is utility app that allows your Mac to be used as second monitor for the other Mac via WiFi network!
With iDisplayMate you can work more effectively. Using Mac as extra display can increase productivity for engineers, designers, and artists!
-Download iDisplayMateServer for your Mac.
-Connect two Mac to the same WiFi network.
-Run iDisplayMateServer& select "Start Virtual Display" in menu.
-Run iDisplayMate for the other Mac.
iDisplayMateServer for Mac download link: