The download of the app doesn't contain viruses or any kind of malware. Observis Oy is the developer of Kuopio RockCock which can be found in the Travel & Local category. The tool is for users aged 14 and older, it was rated 4.3 on Google Play.
The most recent update was on Jul 10, 2018 and this application was downloaded and set up by over 1K users. Download the installation package of Kuopio RockCock 1.1.3 that is provided for free and have a look at users' reviews on Droid Informer. The app is designed for Android 4.4 and above.