KK Develop is the developer of the app that can be found in the Books & Reference category. Грамматика русского языка was downloaded and set up by over 100K users and its latest stable update was on Sep 1, 2019. The tool is suitable for users aged 10 and older, people rated it 4.4 on Google Play.
There are adverts in this application. It's free of charge to get the installation package of Грамматика русского языка, also, you can have a look at users' reviews on Droid Informer. The app runs on Android 4.1 and higher. The app is totally secure to download.