Simple Calculator

Calculator is an application which must be in all devices, because no one knows when and where you need to calculate something. This calculator is very easy to use, it does not have any scary and complicated functions, only those that are in the usual everyday pocket calculator. In addition, you can always change the color of this calculator, if you're tired of everyday gray colors... You can for example choose the pink :)
The main advantages of this calculator is:
- Simplicity and ease of use.
- Stylish design.
- Ability to change skins (colors), you just need to click the menu and go to the settings.
- Support of multi window mode

Difference from free version:
- Without ads

https://twitter.com/antontkapps

Recent changes:
Version 1.7.0:
- Improved appearance
- Fixed small bugs