The download of the app is safe and secure. Rafael S Nunes is the developer of Checkpoint that can be found in the Productivity category. Over 1K users set up the tool and the latest update was released on Apr 12, 2013.
According to the latest info, this application is rated 4.2 on Google Play. It's free of charge to get the installation package of Checkpoint, also, you can check out users' reviews on Droid Informer. The app works fine on Android 2.1 and higher.