It's secure to download the tool. TTdictionary Offline is the developer of this application that can be found in the Books & Reference category. According to the latest data, the app is rated 4.2 on Google Play.
The developer rolled out a new version of the tool on Oct 10, 2020 and over 10K users downloaded and installed Этимологический словарь Русского языка. In-app purchase items and ads can be found in this application. Download the setup package of Этимологический словарь Русского языка 2.0.3.9 that is free of charge and take a look at users' reviews on Droid Informer. The app is developed for Android 4.3 and above.