Best John Cominio RPN Calculator alternatives: apps like John Cominio RPN Calculator

10+ similar apps compared and reviewed

4.6 avg rating
9 free apps
Updated November 2026

Looking for something like John Cominio RPN Calculator? 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.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
4.1(387 ratings)
Free
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to John Cominio RPN Calculator

ANY Calculator#1

ANY Calculator by David Drouin

Design and use any calculator
Editor's Choice
📊 Productivity
5.0(1 ratings)
FreeAdsIn-App Purchases
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Design and use custom calculators from photos or drawings. Personalize keys, functions, and themes for basic math, scientific, or programmable needs. Includes a history log and a matching game for kids.

Calculator of Formulas#2

Calculator of Formulas by Robert Fraczkiewicz

Includes graphical plots
Strong Contender
📊 Productivity
5.0(1 ratings)
Free
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This application calculates and graphs mathematical formulas with multiple variables. It allows for programming complex equations, plotting graphs with variable manipulation, and saving frequently used formulas. It also generates tables of results for easy export.

4.9(15 ratings)
Free
WP 31s screenshot 1

This app emulates a classic RPN scientific calculator, offering a rich function set for daily use with a simplified interface. It's based on the more complex WP 34s but is designed for easier operation.

More apps like John Cominio RPN Calculator

4
Janus Calculator
Janus Calculator
Janus Calculator
by Geoffrey Domm
Free

This app offers a unique dual-calculator interface, supporting both standard and Reverse Polish Notation. It features programmable functions, extensive scientific and financial tools, and includes physical constants and an advanced option calculator.

Dual calculator interface (Standard and RPN)Programmable functionsFinance and scientific functions
📊 Productivity
(1)
free
5
RPN-70 SD
RPN-70 SD
RPN-70 SD
Very rare vintage calculator
Free

This app is a faithful simulation of a rare 1974 financial calculator, offering all its original functions with enhanced features like more memory registers and a visual stack display. It's designed for users who appreciate vintage technology and need precise financial calculations.

Photo-realistic vintage calculator designFull HP-70 function simulationAnimated keys with sound
📊 Productivity
(11)
free
6
WP 34s
WP 34s
WP 34s
by Pascal Meheut
Free

This app is a powerful RPN scientific calculator with extensive functions for mathematics, statistics, programming, and engineering. It includes programmer functions, fraction mode, probability distributions, and a stopwatch, offering a comprehensive tool for complex calculations.

RPN scientific calculator implementationProgrammer functions (binary, octal, hexadecimal)Fraction mode and probability distributions
📊 Productivity
(29)
free
7
RPN-65 SD
RPN-65 SD
RPN-65 SD
First programmable calculator!
$2.99

Experience a faithful simulation of the groundbreaking HP-65 programmable calculator on your iPhone. This app offers virtual program and data cards, a paper tape printer, and a robust card manager. Explore four distinct operating modes, including an enhanced "Super-65" option.

Virtual program and data cardsVirtual paper tape printer with AirPrintDatabase-driven card manager
📊 Productivity
(8)
paid
8
UPM TS quick app
UPM TS quick app
UPM TS quick app
by Tietoevry Oyj
Free
📊 Productivity
(0)
9
CalcuTotal
CalcuTotal
CalcuTotal
by KAZUFUMI SHIMAMOTO
Free

This calculator app allows you to save values and text, with a "Total" button for grand totals and aggregated data. It offers extensive editing options for your saved data, including renaming, copying, moving, deleting, and sorting. You can also view history and select from various design themes.

Grand Total functionalitySave and edit data with namesExtensive data management (copy, move, delete, sort)
📊 Productivity
(1)
free with in-app purchases
10
RPN-70 HD
RPN-70 HD
RPN-70 HD
Very rare vintage calculator
Free

This app provides a photo-realistic simulation of a rare 1974 financial calculator, offering full functionality for loan amortization, saving plans, and depreciation. It features an authentic design with animated keys and an optional live register view.

Photo-realistic designLive register viewAnimated keys with sound
📊 Productivity
(3)
free