Calculator C&C History Formula app for iPhone and iPad

It is a simple calculator with support functions such as [calculation result input function] and [confirmation of calculation history].
Due to its minimal design, it can be used in a wide range of situations, from everyday use to work.

This app does not have full-screen ads, only banner ads in the ad space at the top of the screen.
The screen will not be blocked by advertisement display during operation.

-Features-
・Simple and perfect for everyday use
・Record the calculation result and enter it immediately in the next calculation
・Display the entered formula
・Check the entire formula by scrolling
・Confirm calculation history later
・Copy calculation formulas and calculation results to the clipboard
・Calculations using parentheses
・Advertisements are only banner-type display at the top of the screen and do not cover the operation screen
・Minimal design operation screen
・You can change the decimal point and digit separator to any symbol or number of digits