ScreenWatchDog for Mac

This little application will help you to monitor your screen while you are not looking at it.

ScreenWatchDog app will help you watch for specific changes on your screen. Move the main app window to the screen you wish to monitor. Press the button "Select watch bounds". Press the left mouse button and draw a rectangle across your area of interest. Once this is done Application will monitor changes that happened in the selected area. If anything changes on the selected area of interest application will start playing an Alert sound and change the image border to RED color. "No Sleep Mode" when enabled will prevent your computer from going to sleep mode.