This lightweight, free, semi-transparent ruler began as a simple project to teach a child about computers, usability and the software development process. However, once John released a version with shortcuts, it quickly evolved into a tool used by thousands of people worldwide, and has been translated into several languages by an enthusiastic user community.
Type faster and easier on your Windows PC with a touchscreen.
Use an on-screen keyboard on touch screens with customizable interface.
Take accurate measurements of the pixels of any object or window on your screen.
A window ruler to measure screens and make screenshots
Screen Ruler Professional is a measurement tool for Windows and Mac OS.