Best apps like RLM-19BX

10+ similar apps compared and reviewed

4.7 avg rating
7 free apps
Updated August 2026

Looking for something like RLM? 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
📊 Productivity
4.0(62 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 RLM

RPN-55 SD#1

RPN-55 SD by CuVee Software

Classic HP Calculator w/Timer
Editor's Choice
📊 Productivity
5.0(8 ratings)
$1.99
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This app is a photo-realistic simulation of a classic Hewlett-Packard programmable scientific calculator from the 1970s. It includes a 100-hour digital timer, clock functions, and original HP programs.

DB40X#2

DB40X by Christophe de Dinechin

High-precision RPL calculator
Strong Contender
📊 Productivity
4.7(7 ratings)
Free
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A high-precision scientific calculator inspired by the HP48 series, offering arbitrary precision computations, complex numbers, vectors, matrices, and graphing. It supports RPN and algebraic operations, with over 1000 built-in functions and a hyperlinked help system.

RPN-70 SD#3

RPN-70 SD by CuVee Software

Very rare vintage calculator
Worth Considering
📊 Productivity
4.7(11 ratings)
Free
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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.

More apps like RLM

4
WP 31s
WP 31s
WP 31s
by Pascal Meheut
Free

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.

RPN scientific calculator emulationRich function setSimplified, less cluttered keyboard
📊 Productivity
(15)
free
5
RPN-34 CE
RPN-34 CE
RPN-34 CE
Legendary classic calculator
$1.99

This app simulates a legendary scientific calculator, offering photo-realistic visuals and advanced functions like integration and root finding. It includes built-in programs and extensions for enhanced usability, making it a powerful tool for complex calculations.

Photo-realistic look-and-feelProgrammable with 999 stepsIntegration and root solving
📊 Productivity
(14)
paid
6
RPN-67 NP
RPN-67 NP
RPN-67 NP
Legendary Calculator
Free

This app simulates a legendary vintage scientific calculator, offering a "live" display of its internal states and a virtual paper tape printer. It allows loading and running original sample programs, with advanced features that can be switched off for an authentic experience.

Live display of stack and registersVirtual paper tape printerEmail or print paper tape
📊 Productivity
(3)
free
7
i41CX
i41CX
i41CX
RPN Calc
$7.99

This app offers a powerful RPN scientific calculator experience, functionally equivalent to a renowned model. It provides extensive memory registers, over 300 built-in functions, and programmability. Advanced features can be unlocked via in-app purchases.

RPN logic with 4-element stack319 main and 124 extended memory registersOver 300 built-in functions
📊 Productivity
(45)
free with in-app purchases
8
Scientific Calculator *
Scientific Calculator *
Scientific Calculator *
Math & financial Calculator
Free

This app offers a comprehensive suite of calculation tools, including basic and advanced math functions, unit conversions, and financial calculators. It also features a history log for easy access to past calculations and allows for customization of themes.

Basic and complex calculationsUnit and currency converterFinancial calculators (loan, discount)
📊 Productivity
(8)
free with in-app purchases
9
iHP48
iHP48
iHP48
The classic HP48 improved
Free

This app brings the powerful HP48 calculator experience to your mobile device. It offers enhanced performance, seamless file management, and a customizable interface with support for various HP calculator models. Enjoy a familiar and convenient calculator solution without needing extra hardware.

Supports HP38, HP39, HP48, HP49, HP50 calculatorsHaptic feedback and customizable zoom optionsSeamless file transfer via iTunes and Files app
📊 Productivity
(270)
free
10
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
(28)
free