Best No Equal RPN Calculator alternatives: apps like No Equal RPN Calculator

10+ similar apps compared and reviewed

4.5 avg rating
10 free apps
Updated November 2026

No Equal RPN Calculator 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 No Equal RPN Calculator

bcRPN#1
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.

RePNCalc - RPN Calculator Pro#2

RePNCalc - RPN Calculator Pro by Michael Redig

Easy Reverse Polish Notation
Strong Contender
🔧 Utilities
5.0(2 ratings)
FreeIn-App Purchases
RePNCalc - RPN Calculator Pro screenshot 1
RePNCalc - RPN Calculator Pro screenshot 2

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.

RLM-10CX#3

RLM-10CX by R.L.M. Software

Scientific Calculator
Worth Considering
🔧 Utilities
5.0(1 ratings)
FreeIn-App Purchases
RLM-10CX screenshot 1
RLM-10CX screenshot 2
RLM-10CX screenshot 3
RLM-10CX screenshot 4
RLM-10CX screenshot 5
RLM-10CX screenshot 6

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.

More apps like No Equal RPN Calculator

4
RPN
RPN
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
🔧 Utilities
(0)
free
5
SwiftRPN
SwiftRPN
SwiftRPN
RPN At The Speed Of Light
Free

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.

RPN stack for efficient calculationsSupport for scalar, vector, and matrix types84 built-in operators with documentation
🔧 Utilities
(1)
free
6
Dozecal
Dozecal
Dozecal
Duodecimal calculator
Free

This educational calculator promotes the use of Base Twelve (duodecimal) in math and science. It offers standard mathematical functions in both duodecimal and decimal modes, with automatic conversion between them. It utilizes Reverse Polish Notation (RPN) for calculations.

Duodecimal and Decimal modesAutomatic mode conversionRPN (Reverse Polish Notation) input
🔧 Utilities
(5)
free
7
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
🔧 Utilities
(15)
free with in-app purchases
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
🔧 Utilities
(64)
free
9
RLM-11CX
RLM-11CX
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
10
ThetaCalc
ThetaCalc
ThetaCalc
by Felix Stehli
Free

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

Reverse Polish Notation (RPN) calculatorUser-programmable functionsJavaScript equation support
🔧 Utilities
(4)
free