RPN Stack Calculator

Simple, Clean and Easy RPN Calculator for iOS.

+ Reverse Polish Notation.
+ 12 visible stack rows.
+ 100 stacks in memory.
+ Interactive stack.
+ Easy access to scientific operations.
+ Optional comma-separated numbers.
+ Undo/Redo functions.
+ Useful shortcuts.
+ Custom settings.

Interactive Stack:

- Drag numbers up and down the stack to relocate them.
- Tap on stack to Copy / Paste / Delete rows.
- Swap button.
- Rotate buttons.

Shortcuts:

- Hold the ZERO button to input a triple-zero.
- Hold the BACKSPACE button to clear the input box.
- Hold the BACKSPACE button to clear the whole stack.


Arithmetic - Trigonometry - Logarithms - Etc