Pissa Ruler - The On-Screen Protractor is a useful Windows app that helps you to measure the angles in any direction. This tool is extremely useful for engineers, architects and engineers who need to measure the angles in a variety of directions. The app features an intuitive interface and provides a wide range of measuring options. The app's functions are very easy to use and can be accessed from any screen of your PC. The app also offers a simple and straightforward measuring mode as well as a more advanced mode. The app also allows you to measure the angles in any direction. The app's interface is simple and intuitive, which makes it easy to use. The app is available for free download from the official website. The app is free of charge and does not contain any annoying ads. The app is very easy to use and does not require any special skills. The app is simple and easy to use, so it is perfect for anyone who needs to measure the angles in any direction.