The app is completely secure for downloading. Webcartórios - Seu Cartório na Internet has created 4 RI RJ that lies within the Productivity category. The tool has been downloaded and set up by over 1K users and the latest release is dated Sep 5, 2019.
The overall user rating of this application is 5. It's free of charge to get the installation package of 4 RI RJ, also, you can take a look at users' reviews on Droid Informer. The app works fine on Android 5.0 and above.