Best WP 31s alternatives: apps like WP 31s

10+ similar apps compared and reviewed

4.7 avg rating
7 free apps
Updated November 2026

Looking for something like WP 31s? 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 WP 31s

RPN-70 SD#1

RPN-70 SD by CuVee Software

Very rare vintage calculator
Editor's Choice
📊 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.

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-67 NP#3

RPN-67 NP by CuVee Software

Legendary Calculator
Worth Considering
📊 Productivity
4.0(4 ratings)
Free
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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.

More apps like WP 31s

4
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
5
Calc-U-59
Calc-U-59
Calc-U-59
Calc-U-59 Calculator Emulation
Free

This app emulates the classic TI-59, TI-58, and TI-58C calculators with cycle-accurate precision. It includes virtual magnetic cards, a printer, software modules, and a CPU-level debugger for in-depth analysis. Bring your old programs back to life or explore the inner workings of these vintage machines.

Cycle-accurate TI-59, TI-58, TI-58C emulationVirtual magnetic card reader/writerPC-100C printer emulation
📊 Productivity
(2)
free
6
RLM-15CX
RLM-15CX
RLM-15CX
Advance Scientific Calculator
Free

This advanced scientific calculator emulates the functionality of the HP-15C, offering comprehensive tools for finance, business, statistics, and scientific calculations. It supports programming, equation solving, and unit conversions, optimized for iOS devices.

Programmable advanced scientific calculatorFinance and business calculation menusStatistics and probability functions
📊 Productivity
(18)
free with in-app purchases
7
i41CX+
i41CX+
i41CX+
RPN Calc with Printer and CAS
$24.99

This advanced RPN scientific calculator offers workstation-class Computer Algebra System (CAS) capabilities, going beyond traditional replicas. It provides access to an extensive library of modules and programs, enhanced with iOS features, customizable skins, and iCloud support for seamless data management.

RPN logic with 4-element stackExtensive memory registersOver 400 built-in functions
📊 Productivity
(108)
paid
8
DB50X
DB50X
DB50X
Color version of DB48X
$9.99

This scientific calculator offers high-precision computations with arbitrary precision for numbers. It supports advanced functions like complex numbers, matrices, symbolic calculations, and graphing, with a user-friendly interface and extensive built-in help.

Arbitrary precision calculationsRPN and algebraic operationsComplex numbers, vectors, matrices
📊 Productivity
(9)
paid
9
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
(47)
free with in-app purchases
10
All in One Calculator
All in One Calculator
All in One Calculator
Many calculators in one app
Free

This comprehensive calculator app offers a wide range of functionalities for everyday and complex calculations. It features multiple calculator views, a unit converter, and a detailed history log. Designed for ease of use and accessibility, it supports multitasking and various input methods.

Multiple calculator views (Standard, RPN, Programmer)Extensive unit converter with nearly 500 unitsDetailed calculation history with annotation
📊 Productivity
(187)
free