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



RPNPro
Felix Meier
Calculator for software engineers using RPN.
The app uses RPN (Reverse Polish Notation) as an input scheme. It is based on a four level stack model featuring X, Y, Z, and T registers.

r.Calc
Nicolas Jorand
A simple calculator for daily uses.
The app provides a calculator with a four-level visible stack and a total of one hundred positions. It includes operations for plus, minus, multiply, divide, opposite, and inverse, with keyboard errors notified by vibration.


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.


Complex RPN Calculator
John Coddington
Scientific RPN calculator with complex numbers.
The app is a scientific RPN calculator. It has a four-level stack and complex numbers as its native number type.


GO-25 SciRPN
Steve Lidie
Calculate with RPN and stack registers
Simulates a programmable scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and ten storage registers. Includes math, trigonometric, and statistical functions.

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.

▸ Calculator +
CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC
Calculate, convert, and solve equations
Perform complex calculations using 12 built-in calculators including scientific, financial, and unit conversion tools. Input formulas with three modes: standard, string, and RPN.



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.

HP 12c Financial Calculator
MORAVIA Consulting, spol. s r.o.
Calculate formulas anytime
Perform calculations with time value of money, loan amortization, and break-even analysis. Input custom variables for precise results. Save and recall previous calculations. Switch between modes for different scenarios. Export results as text files.

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.

11C Scientific Calculator
Vicinno Soft LLC
Calculate with RPN and functions
Perform complex calculations using RPN entry system. Access hyperbolic and inverse hyperbolic trig functions. Calculate probability, factorials, and percentages. Support absolute, integer, and fractional values. Generate random numbers.

HP 12C Platinum Calculator
MORAVIA Consulting, spol. s r.o.
Financial calculator for modern professionals.
The app offers an official emulator of the HP 12c Platinum calculator. It includes identical algorithms, layout, and keystrokes, along with built-in financial tools for business, banking, real estate, and education.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.