ON Ruler is a helpful measuring tool for quick measure of small object's length. It helps you to measure the dimension of objects conveniently and accurately with your phone at anytime and anywhere. It combines two ruler measuring modes in one app, which is 2-Lines Ruler and 4-Lines Ruler. You can also switch the ruler's length unit between millimeter and inch by a click.
The antivirus report has shown that ON Ruler is completely safe. PotatotreeSoft has created this application that lies within the Tools category. On Google Play, the app has been rated 4.1 by its users.
Over 100K users set up ON Ruler and its most recent update was launched on Sep 28, 2017. There are ads in this application. The app is very popular among Samsung and Asus users.
Get the free .apk file of ON Ruler 3.1 and check out users' reviews on Droid Informer. The installation package occupies 3 MB of disk space and it runs on Android devices 4.1 and above.
From the users' point of view, the considerable advantage of the app is a great design.
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