1. Ruler. If you do not have a ruler here, try using a ruler on your smartphone. The ruler can measure the length of things. The length can be measured in inches, in centimeters 2. Protractor. If you do not have a protractor here, try the protractor with your smartphone. The protractor can measure the angle of the object reflected by the camera.
Get the setup package of Ruler & Protractor 1.5.7 that is free of charge and check out users' reviews on Droid Informer. The app is designed for Android 4.0 and higher. This application is totally secure for downloading. EONSOFT is the developer of Ruler & Protractor that can be found in the Tools category.
Over 100K users downloaded and set up the app and the latest release was on Aug 11, 2018. Users rated this application 3 on Google Play. Ads are a part of Ruler & Protractor.
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