Do you need a simple calculator to perform basic calculations? If yes, then this app is the best choice for you. It is very easy to use. Just enter the desired expression and it will automatically calculate and display the result. You can also perform many calculations like adding, subtracting, multiplying, and dividing.

The app has a history. You can save the result of your calculation and recall it at any time. You can also export the result to a file or send it to anyone via e-mail. 

If you want to get the best results, then make sure that the memory is large enough to store all the necessary information.