It's secure to download the app. Pdagogie.com is the official developer of LANCERPerf which can be found in the Sports category. Users rated the tool 3.6 on Google Play.
This application was downloaded and installed by over 1K users and its latest stable release was on Sep 20, 2013. Take the opportunity to get the installer of LANCERPerf 2.1 for free and read users' reviews on Droid Informer. The app is created for Android 2.3 and above.