Mac Platform: Intel
OS version: OS X 10.8 or later
Processor type(s) & speed: 64-bit
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 in Version 4.1:
Added full support for OS X 10.10 Yosemite.
Added a Notification Center Widget on Yosemite to perform quick calculations. Tap the display to switch to the full app.
Added support for Handoff on Yosemite to continue the current calculation on another device.
You can now import custom layouts created on iOS and any changes will sync to the Mac via iCloud. Mac editing is coming soon!
Added a new calculator theme, "Backlight".
Added an option to switch off operator precedence entirely.
Added an option to only show the RPN stack in the "Stack" section and keep it scrolled to the bottom.
Added an option for bold key text.
Window titlebar is now drawn in the style of the current theme.
Hold down option to select the inverse of a conversion from the recent conversions menu.
Fixed a problem with operator precedence.
Core code has been updated to match PCalc 3.3 on iOS.