Best bcRPN alternatives: apps like bcRPN

10+ similar apps compared and reviewed

4.5 avg rating

10 free apps

Updated November 2026

Paul Wilkins

bcRPN is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to bcRPN

#1

SwiftRPN by Patrick Gelvin

RPN At The Speed Of Light

Editor's Choice

5.0(1 ratings)

Free

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This utility app provides a powerful Reverse Polish Notation (RPN) calculator with advanced features. It supports scalar types, vectors, and matrices, along with extensive built-in operators and unit conversions. Easily switch between number bases and visualize results.

#2

ThetaCalc by Felix Stehli

Strong Contender

4.3(4 ratings)

Free

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This utility app provides a Reverse Polish Notation (RPN) calculator. Users can extend its functionality by programming custom functions and equations using JavaScript.

#3

RePNCalc - RPN Calculator Pro by Michael Redig

Easy Reverse Polish Notation

Worth Considering

5.0(2 ratings)

FreeIn-App Purchases

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This utility app offers a Reverse Polish Notation (RPN) calculator experience for iOS devices. It features customizable key layouts via swipe gestures and long-press options for stack items. External keyboard support is also available.

More apps like bcRPN

RPN Calculator. HP-35, 45, 21

Emulates classic Hewlett Packard RPN scientific calculators from the 1970s. Experience the original HP-35, HP-45, and HP-21 models on your iPhone.

RPN calculator emulationHP-35 modelHP-45 model

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A RPN calculator

This utility app offers advanced calculations using reverse Polish notation. It supports a wide range of functions including trigonometry, logarithms, and matrix operations for real, fractional, and complex numbers. An undo stack allows for up to 100 operations to be reversed.

Reverse Polish Notation (RPN)Basic arithmeticTrigonometrical functions (degrees/radians)

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Complex RPN Calculator

Complex RPN Calculator

Complex RPN Calculator

Complex Numbers RPN Calculator

This scientific calculator utilizes a four-level stack and natively handles complex numbers. It allows users to input and view numbers in both polar and rectangular formats, remembering its state and offering 10 memory locations.

Complex number supportFour-level stackPolar and rectangular formats

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Halcyon Calc Lite

Halcyon Calc Lite

Halcyon Calc Lite

by Halcyon Touch Software

This app is a powerful calculator for students and professionals, offering advanced features like symbolic expression manipulation, graphing, and statistical analysis. It supports real, complex, and integer numbers, matrices, and vectors, making it versatile for various mathematical tasks.

Symbolic expression manipulationGraphing of expressionsMatrix and vector calculations

free with in-app purchases

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Scientific & Programable

This app is a scientific and programmable calculator designed for science and engineering, replicating the functionality of the HP-11C. It offers extensive features for finance, business, statistics, complex numbers, and unit conversions, with a programmable interface for custom calculations.

Finance calculations (amortization, bond price, Black-Scholes)Business functions (break-even, currency exchange)Statistical analysis (regression, probability distributions)

free with in-app purchases

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Simple RPN Calculator

This utility app functions as a reverse Polish notation calculator. Users input numbers and operations using a stack-based interface to perform calculations. It's designed for straightforward mathematical tasks.

Reverse Polish Notation (RPN) inputStack-based operationIntuitive digit and operation buttons

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Scientific Calculator

This scientific calculator offers a comprehensive suite of tools for finance, business, statistics, and complex scientific calculations. It emulates a classic calculator while leveraging modern iOS device capabilities for ease of use and advanced functions.

Finance and Business calculationsDate and Time interval calculationsAdvanced Statistics and Curve Fitting

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