This is a Simple Calculator. Easy to use with large buttons.
The app is developed by Kugelschreiber and its category is Tools. Over 0,5M users downloaded Simple Calculator and its most recent update was released on Jan 22, 2018. This application was rated 4.3 on Google Play.
There are ads in the app. A free .apk installation package of Simple Calculator 8.0 is available from Droid Informer and you can take a look at users' reviews on this site. Prepare 5 MB of free space on your device for this app setup package. The antivirus report shows that the app is completely safe for usage.