CalculatorBox HD

Four orientations of screen, Four Calculators!

An ultimate All-In-One calculator for iPad. Absolutely different from other calculators you see in App Store.

Yes, its an All IN ONE calculator. Just rotate your iPad and you will get four calculators:
- Standard
- Scientific
- Programmer
- Statistics

Simply rotate your iPad to switch between different modes.

Other features:
- keyboard sound & mute option.
- copy & paste function.
- Save status on exit.
- Big buttons, easy to use.
- Backspace by swiping over the display