SmartScreens for Mach 3SmartScreens for Mach 3 is NOT another screen set. It provides intelligence to the interface, and expanded functionality, much more than can be describes in a few sentences or pictures. Its free for 60 days. Then you can buy the Industrial Edition for just $25 till June 2018.
SmartSreens for Mach3 integrates the control of simple to add Expansion Relays and Smart Wi-Fi Devices which can be controlled by SmartScreens through Mach3 via buttons on the screen, and MCodes in the GCode.