Calipers is a tool to help you measure areas of your screen. 


  • Run from the start menu
  • Move either caliper to widen or narrow
  • Drag from the center to move the whole tool



  • Arrow keys to move the right/bottom prong of the calipers
  • Shift+Arrow to move the keys faster
  • Ctrl+Arrow to move the left/top prong
  • Space to toggle between vertical and horizontal modes
  • Enter to center the calipers on the main screen
  • Esc to quit the application


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