PCalc is the powerful choice 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 and constants, a paper tape, multiple undo and redo, engineering and scientific notation, as well as support for hexadecimal, octal, and binary calculations.

What's New:

Version 4.11

• Added support for macOS 26.
• Added a new default dark mode theme, "Dathomir".
• Updated the scientific constants to include the latest CODATA 2022 values.
• You can now choose custom theme tint, digit, and display colors.
• Fixed a crash at startup on Macs with broken Ethernet cards.
• Fixed various bugs.

Screenshots:

• 
• 
•