The app is totally safe for downloading. Viber Media S.à r.l. is the creator of Viber Emperors which is included in the Strategy Games category. Google Play displays that the game is rated 4.4 by its users and can be downloaded by people aged 7 and older.
The most recent release was on October 20, 2016 and this application was downloaded and installed by over 50K users. It's free to download the installation package of Viber Emperors, also, you can check out users' reviews on Droid Informer. The app works fine on Android 4.0.3 and above.