An advanced iPhone alternative to the built in Calculator App. It supports order of operations and can even be saved as a bookmark for offline use. It currently allows Addition, Subtraction, Multiplication, Division and Parenthesis. It includes a user friendly interface with buttons for input. Save a copy of i-Calc to your iPhone/iPod Touch by saving it as data in a bookmark so you can use it anywhere, anytime, even without an internet connection! It’s very easy to do and detailed instructions are included. Try with TestiPhone