This app uses the Device Administrator permission. This is NOT a stand-alone application. This application is an add-on component and should NOT be downloaded by itself. It should ONLY be downloaded through "Rescue + Mobile for Android" on a supported Samsung device. Rescue should only be used with a support technician you trust.
The app is completely safe for downloading. LogMeIn, Inc. is the official developer of Rescue Add-On that can be found in the Business category. The most recent release was on Jun 23, 2017 and the tool was downloaded and set up by over 0,5M users.