Screen Protractor - Version 4.0 The Screen Protractor allows you to easily and quickly measure any angle on the screen to the nearest Degree or Radian. This perfect compliment to the Screen Calipers, the Protractor is simple and easy to use with any program. The uses of the Protractor are many and varied, here are just a few:- Engineering: measure blueprints and plans. - Design: measure any designs and photos. - Mathematics and Physics Education: allow students to measure onscreen in degrees and radians. - Cartography: measure bearings and overlay any mapping software or images. - Microscopy: measure tiny biological forms. - Criminology: accurately detect angles from crime scene photos. You may download the feature limited trial, and evaluate the Screen Protractor for as long as you need to. By purchasing the full version you can unlock the software to measure the full 360 degrees, and use the