Screen Ruler ... Do you need a way to measure the distance between two points on your screen? To get the exact location and size of an element on a Web page? To measure in different units? Screen Ruler could be your choice. It comes with multiple-display support (with calibration wizard); rotation & angles support; different figures (rectangles, squares, circles and so on) to measure area and perimeter and a lot more... This is the first Mac version (the tool comes with PC version too for your other computer)

Requirements

Mac OS X 10.5 Leopard or later