Best SwiftRPN alternatives: apps like SwiftRPN

10+ similar apps compared and reviewed

4.5 avg rating
9 free apps
Updated November 2026

Looking for something like SwiftRPN? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to SwiftRPN

Calccis#1

Calccis by Jukka Aittola

A RPN calculator
Editor's Choice
๐Ÿ”ง Utilities
5.0(1 ratings)
Free
Calccis screenshot 1
Calccis screenshot 2
Calccis screenshot 3

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.

4.8(8 ratings)
Free
bcRPN screenshot 1

This utility app functions as a Reverse Polish Notation calculator. It handles complex numbers and utilizes extended precision for all calculations, offering an unlimited stack depth and an undo feature for up to 10 operations.

More apps like SwiftRPN

4
RLM-10CX
RLM-10CX
RLM-10CX
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
๐Ÿ”ง Utilities
(1)
free
5
Halcyon Calc Lite
Halcyon Calc Lite
Halcyon Calc Lite
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
๐Ÿ”ง Utilities
(15)
free with in-app purchases
6
RePNCalc - RPN Calculator Pro
RePNCalc - RPN Calculator Pro
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
๐Ÿ”ง Utilities
(2)
free with in-app purchases
7
Complex RPN Calculator
Complex RPN Calculator
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
๐Ÿ”ง Utilities
(24)
free
8
HP-35
HP-35
HP-35
RPN Calculator. HP-35, 45, 21
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.

RPN calculator emulationHP-35 modelHP-45 model
๐Ÿ”ง Utilities
(62)
free
9
HP15C: Scientific Calculator
HP15C: Scientific Calculator
HP15C: Scientific Calculator
Classic Science Calc for you
$4.99

Relive the classic computing experience with a vintage scientific calculator. This app emulates a beloved 90s model, offering a nostalgic and functional tool for calculations.

Vintage scientific calculator emulationClassic 90s designFunctional for scientific calculations
๐Ÿ”ง Utilities
(3)
paid
10
Free42
Free42
Free42
HP-42S Calculator Simulator
Free

This app is a faithful open-source simulation of the HP-42S scientific calculator and its associated printer. It offers a complete rewrite without requiring original ROM images, allowing users to run existing programs on their mobile devices.

HP-42S calculator simulationHP-82240 printer simulationOpen-source project
๐Ÿ”ง Utilities
(287)
free