Ruler app is an Awesome mobile measurement app. You can easily measure everything by using this amazing on-screen ruler. You can easily choose between inches and centimeters. After that just tap the screen to start using the best multi-touch measuring system and find the size of all the objects around you. Responsive and Fast interface with a modern design that looks great both on the phone and tablet. In this application Imperial (inch) and Metric (centimeter/millimeter), units are available. This is the Smart history for your latest measurements. You can simply Copy the current length to the clipboard and paste it into another app. Multi-touch caliper tool functionality is available. It is a very easy and handy tape measure tool. You can keep always it in your pocket. It automatically, Calibrates the app if units are inaccurate. You can easily Grab a real ruler and follow the instructions in the Settings menu. Using this app is very easy so everyone can use it. Just touch the screen and move the left and right handles with your fingers. This app is useful for civil engineers, Architects, and Interior designers. Download the free APK file of this mobile app here.