The app is completely safe to download. Ru-beacon is the developer of Коффер which can be found in the Lifestyle category. Users rated the tool 5 on Google Play.
The most recent update was on Sep 25, 2018 and this application was downloaded and set up by over 10 users. It's free of charge to get the installation package of Коффер, also, you can read users' reviews on Droid Informer. The app works fine on Android 4.1 and higher.