Calculator play online

A calculator is a machine which allows people to do math operations more easily.
This is a perfect tool for daily calculations. Thanks to a big, contrastive display and large colorful buttons one can use it even on devices with a small screen.
Because of tiny application size, it launches really fast and it can run smoothly on low-end smartphones.
it is completely free and without ads.

Available functions:
- addition
- subtraction
- multiplication
- division