It's safe to download the app. Tgs-Elementos is created by Cladera.org and its category is Educational. The tool was downloaded and set up by over 1K users and its latest stable update was on Aug 7, 2015.
This application has the overall rating 4.7 on Google Play. Download the installer of Tgs-Elementos 1.0 for free and take a look at users' reviews on Droid Informer. The app works flawlessly on Android 1.5 and above.