PCalc for iOS

PCalc for iOS is a perfect companion or students, programmers, engineers or nerds looking to have a full-featured calculator on their iOS device.

Complete with extensive unit conversions, a paper tape, an RPN mode, engineering and scientific notation, as well as support for hexadecimal, octal and binary calculations, PCalc is in a different league than anything else.

PCalc for iOS is currently on sale for 99¢.