Ruler is a free Android utility and tool app developed by NixGame. This app offers a variety of functions, including a unit converter for mm to inches and centimeters to inches, calculation of length, straight line, area, thread pitch, caliper, and ruler online. It is a beautiful, functional, and easy-to-use tool that can be used on any smartphone or tablet.

One of the main features of this app is the screen ruler, which has inflicted strokes (scale) and multiple units of length (centimeter, meter, inch) to measure the distance. It also offers accuracy of measurement, easy-to-use functions, and a stylish design. The app has a simple calibration process and allows you to set the units to cm, mm, or inch. You can measure the length (with hold function) on either side of the device, and it also has graph paper, vertical and horizontal line measurement in 4 modes: point, line, plane, level. The app is translated into 15 languages, making it accessible to a wide range of users.

Tap the screen to start using the best multi-touch measuring system and find the size of all curious objects around you. With all these features, Ruler is a must-have app for anyone who needs a multi-functional measuring tool on their smartphone or tablet.