Apps Like RPN kp for iPhone and iPad
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.



RPN Calc
James Mattis
Reverse polish notation calculator for iPhone, iPad, and Apple Watch
The app provides a reverse polish notation calculator for iPhone, iPad, and Apple Watch. It offers a clean interface with essential functions for quick calculations.

RPN Anywhere
Hiroki Kawakami
Calculate with reverse Polish notation
RPN calculator allows input using reverse Polish notation. Perform arithmetic operations with stack-based calculations. Adjust stack size and number format in settings. Access ENTER button as green up-arrow.



MathU RPN Calc
Creative Creek, LLC
Calculate with RPN and 96 functions
Perform complex calculations using Reverse Polish Notation. Access over 96 functions including financial, scientific, and engineering operations. Store and recall values. Switch between decimal and hexadecimal modes.



GO-21 SciRPN
Steve Lidie
Calculate using RPN and stack registers
Simulates a retro scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and a storage register. Includes math, trigonometric, and logarithmic functions. Displays results in polar/rectangular formats.

John Cominio RPN Calculator
John Cominio
Calculate using RPN notation and scientific functions
Scientific with reverse polish notation. Perform square root, reciprocal, trigonometric functions, hyperbolic functions, and logarithms. Switch between degrees, radians, and gradians. Calculate factorials, exponents, and nth roots.


HP 15c Calculator
MORAVIA Consulting, spol. s r.o.
Calculate with precision and reliability
Perform complex calculations using RPN input. Access advanced mathematical functions and programming capabilities. Store and recall values with memory registers. Use a redesigned interface for enhanced usability.

RPN Calculator 48
Tom Kerrigan
Calculate with swipe gestures and large buttons
Perform calculations using reverse Polish notation. Swipe to undo or redo operations. Access a 100-entry stack and 6 memory buttons. View large, easy-to-read displays. Save state on exit. Supports scientific functions and multiple undo/redo levels.


RPN 28x Calc
Eric Roller
Enter expressions and calculate results
Is a programmable scientific calculator with a dynamic stack display. Users can input numbers and operations using reverse-polish notation. The display expands automatically as more values are added, and users can swipe to view additional lines.

PCalc
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.
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