REQUIREMENTS: Compatible with iPhone, iPod touch, and iPad.
Requires iOS 3.0 or later
PCalc RPN Calculator
PCalc is ideal for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions, a paper tape, multiple undo and redo, engineering and scientific notation, as well as support for hexadecimal, octal, and binary calculations.
Now includes a discount coupon code to save $9 on PCalc for Mac OS X.
You can now display the tape, registers, and RPN stack on screen all the time on an iPad in landscape.
The tape and registers now reflect the appearance of the current theme.
Improved the emailing of tape and registers.
Added an option to show an editing cursor when entering numbers.
Added new force and temperature unit conversions, with thanks to Georg Schober.
Now always perform an integer divide in Hex, Octal, and Binary modes.
When the RPN stack is full with 128 entries, pushing a new number will drop the oldest one.
Fixed a rotation problem when opening PCalc upside down on an iPad.
Significant performance improvements.