This app is now free! It is no longer developer supported. Universal Unroot will Unroot ANY Android powered device that is already Rooted and has a form of Superuser installed Samsung Galaxy devices from 2013 and onward are unlikely to work correctly. Examples are Galaxy Note 10.
It's safe to download Universal Unroot. This application is developed by Matt Groff and its category is Tools. The app was downloaded and set up by over 100K users and the most recent stable release was on Dec 29, 2013.
Google Play shows that Universal Unroot is rated 2.6 by its users. Samsung and LG users install this application quite often. Take the opportunity to get the installation package of Universal Unroot 1.10 for free and take a look at users' reviews on Droid Informer. The app is compatible with Android 2.2 and above.