PCalc is ideal for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode, 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.

What's New
Added support for Retina displays.
Fixed a problem with the tax rate not saving.
Fixed a crash on startup when updating currency rates.
Fixed a problem dividing negative non-decimal numbers.
Various fixes for Mountain Lion.

PCalc ( is a Mac software application that has been discovered and submitted by users of

Operating System: Mac

Default Install Path: /Applications/

Bundle Information: PCalc 3.6.1, (c) 1992-2011 James Thomson. All Rights Reserved.