Best apps like i41CX

10+ similar apps compared and reviewed

4.6 avg rating
3 free apps
Updated September 2026

Whether you want more options like i41CX or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
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 i41CX

Vintage-45#1

Vintage-45 by CuVee Software

Vintage Calculator (1973)
Editor's Choice
📊 Productivity
4.8(19 ratings)
$0.99
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This app meticulously recreates the functionality and appearance of a 1973 scientific calculator. It offers a photo-realistic interface with animated keys and includes all original functions, plus a "secret" stopwatch. Users can choose between full-speed or simulated original processing speeds.

RPN-65 SD#3

RPN-65 SD by CuVee Software

First programmable calculator!
Worth Considering
📊 Productivity
5.0(8 ratings)
$2.99
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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.

More apps like i41CX

4
RPN-35 SD
RPN-35 SD
RPN-35 SD
First scientific calculator!
$1.99

This app emulates the first pocket scientific calculator, offering a photo-realistic vintage experience. It simulates original operating speeds and unique arithmetic bugs, with optional modern enhancements like non-volatile registers.

Photo-realistic look-and-feelMultiple vintage skinsVintage and Enhanced modes
📊 Productivity
(14)
paid
5
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
6
RPN-45 SD
RPN-45 SD
RPN-45 SD
Vintage Calculator (1973)
$1.99

This app is a detailed simulation of a 1973 scientific calculator, offering a photorealistic interface and all original functions. It includes powerful enhancements for modern use, such as complex number support and advanced date calculations.

Photorealistic calculator simulationFull HP-45 function implementationComplex number support
📊 Productivity
(15)
paid
7
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
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
(8)
paid
9
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
(17)
free with in-app purchases
10
DB40X
DB40X
DB40X
High-precision RPL calculator
Free

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.

Arbitrary precision computationsRPN and algebraic operationsComplex numbers, vectors, and matrices
📊 Productivity
(7)
free