The Screen Protractor allows you to easily and quickly measure any angle on the screen to the nearest Degree or Radian.
With this application you can work with any application to overlay maps, photos, designs or plans to measure angles with ease and with perfect accuracy.
You will be able to use keyboard controls to measure precisely, measure in degrees, radians or six other units, change the transparency to see through the Protractor to what you're measuring.
The Protractor has a fully 'skinnable' interface. This means that you may download new skins and change the user interface. From aesthetic to technical you should find onscreen solution that suits your needs.