Calculator +- app for iPhone and iPad

A simple calculator with a beautiful and bright design and calculation history. There are no ads in it.
It does not have the functions of an engineering calculator.
But it has an opportunity to customize the interface to your taste, which is available by subscription.

Calc. premium includ:

• Change the color of the keys
• Change the color of the backlight of the keys
• Change the background color
• Change the application icon

If you choose to by Calc. premium, your purchase will be charged to your iTunes account.Lifetime payment costs $5.99 USD.

Privacy policy:
https://www.termsfeed.com/live/38f245b4-16dd-4eaa-bf2a-b6a41dc20ead

Terms of use:
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/