The tool was originally created by Agenda Edu and it refers to the Educational category. This application has been downloaded and installed by over 0,5M users and the most recent update was released on Sep 6, 2019. The app has the overall rating 3.9 on Google Play.
It's free of charge to get the installation package of Agenda Edu, also, you can have a look at users' reviews on Droid Informer. The app is totally safe for downloading.