PCalc - The Best Calculator
iOS Universal Utilities
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.
Includes an Apple Watch app, so you can calculate on your wrist!
Added a new theme, "Dark Night".
Added support for measuring angles with grads in trigonometry functions.
Added an option to display SI prefixes in Engineering display mode.
Added a "Percentage Total" (%T) button to the layout editor.
Added a button to erase all settings and iCloud data.
Renamed "Use Constant Functions" to the more obvious "Repeat Operation on Equals”.
Fixed a problem searching for units in the conversion section.
Fixed a problem pasting values with a unicode minus sign.
148Apps —PCalc RPN Calculator