Ruler app is a great handy mobile measurement app. You can measure everything with an amazing on-screen ruler. Firstly, Choose between inches and centimeters. Then, Tap the screen to start using the best multi-touch measuring system .And find the size of all curious objects around you. Fast and responsive interface with a beautiful modern design that looks great both on the phone and tablet. Imperial (inch) and Metric (centimeter/millimeter) units are available. Using this app is very simple so everyone can use it. just touch the screen and move the left and right handles with your fingers. Moreover, you get Smart history for your latest measurements. you can Copy the current length to clipboard and paste it in another app. This app is useful for civil engineers, Architects, and Interior designers. Download the free APK file of this mobile app here.