Calculator 1+1 app for iPhone and iPad

This Calculator app allows users to perform arithmetic operations according to the standard order of operations, also known as BODMAS (brackets, orders, division, multiplication, addition, and subtraction). The interface displays a number pad with digits 0–9, as well as buttons for decimal point, percent, and various mathematical operations such as addition, subtraction, multiplication, division, and exponentiation.

In addition to basic arithmetic operations, the app also allows users to perform more advanced operations, such as calculating square roots, logarithms, trigonometric functions, and other scientific calculations.

The app also features a history function that records the users previous calculations, allowing them to easily reference and reuse previous calculations. Overall, the interface is clean, intuitive, and easy to use, making it a powerful tool for anyone who needs to perform quick and accurate arithmetic calculations.