Best apps like bcRPN

10+ similar apps compared and reviewed

4.4 avg rating

10 free apps

Updated October 2026

bcRPN

Paul Wilkins

🔧 Utilities

💰 Finance

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

SwiftRPN by Patrick Gelvin

Editor's Choice

🔧 Utilities

0.0(0 ratings)

Free

ThetaCalc by Felix Stehli

Strong Contender

🔧 Utilities

4.3(4 ratings)

Free

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

HP-35 by Enrique Haro

RPN Calculator. HP-35, 45, 21

Worth Considering

🔧 Utilities

5.0(5 ratings)

Free

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

More apps like bcRPN

RePNCalc - RPN Calculator Pro

Easy Reverse Polish Notation

Free

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.

Reverse Polish Notation (RPN) inputSwipe gesture key layout customizationLong-press stack item options

🔧 Utilities

(1)

free with in-app purchases

Complex RPN Calculator

Complex Numbers RPN Calculator

Free

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

by Halcyon Touch Software

Free

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

🔧 Utilities

(15)

free with in-app purchases

Compare with bcRPN

RLM-11CX

Scientific & Programable

Free

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)

🔧 Utilities

(7)

free with in-app purchases

Compare with bcRPN

RPN

Simple RPN Calculator

Free

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

Scientific Calculator

Free

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