Best apps like j901

46+ similar apps compared and reviewed

4.5 avg rating
9 free apps
Updated August 2026

j901 is great, but it's not the only option. Explore 46+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to j901

cl-repl#1

cl-repl by Paul Ruetz

Common Lisp REPL with editor
Editor's Choice
📚 Education
4.9(21 ratings)
Free
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This application provides a Common Lisp REPL with an integrated editor. It includes a command line, debug dialog, and built-in support for Swank/Slime and Quicklisp. The editor offers syntax highlighting, auto-indent, auto-completion, and file saving capabilities.

Gambit REPL#2

Gambit REPL by Marc Feeley

Strong Contender
📚 Education
4.4(10 ratings)
$0.99
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A portable development environment for the Scheme programming language. Ideal for learning Scheme and writing scripts directly on your mobile device.

PiBase: Topology#3

PiBase: Topology by Felipe Cruz

Topological Database (Maths)
Worth Considering
📚 Education
5.0(1 ratings)
FreeAds
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This app serves as a community-driven database for topological counterexamples, theorems, and properties. It allows users to explore detailed descriptions, search for spaces satisfying specific logical formulas, and find references for mathematical concepts.

More apps like j901

4
VirtualKim - 6502 Emulator
VirtualKim - 6502 Emulator
VirtualKim - 6502 Emulator
Coding like it's meant to be.
Free

Experience the 6502 microprocessor, the heart of 1970s home computers. This app emulates the 8-bit processor with an assembler and programming puzzles. Learn to code on a minimalist interface and discover how early computing was done.

6502 CPU emulationBuilt-in assemblerProgramming puzzles
📚 Education
(29)
free with in-app purchases
5
PockEmul
PockEmul
PockEmul
Forward to the past
Free

This app emulates vintage pocket computers and scientific calculators from the late 70s and 80s. It offers a wide range of fully emulated models, adapting to different screen sizes for use on iPhones and iPads. Access all functionalities and models with a single subscription fee.

Emulates vintage pocket computersEmulates scientific calculatorsSupports iPhone and iPad
📚 Education
(11)
subscription
6
Commander X16
Commander X16
Commander X16
by Roger Boesch
Free

Explore retro computing and learn programming fundamentals on a virtual 8-bit inspired computer. Understand CPU functions, memory management, and code in BASIC with interactive tutorials and sample listings. Ideal for aspiring classic coders on iOS devices.

Learn BASIC programmingUnderstand CPU and memoryVirtual retro computer simulation
📚 Education
(17)
free
7
NKS Explorer 2022
NKS Explorer 2022
NKS Explorer 2022
by John Kiehl
Free

Explore the "New Kind of Science" with this app, inspired by Stephen Wolfram's work on complexity. Generate intricate patterns and gain insights into the universe's underlying principles. Discover and create your own unique scientific patterns.

Explore "New Kind of Science"Generate complex patternsGain insights into the universe
📚 Education
(3)
free
8
NetSim
NetSim
NetSim
by California State University, Northridge
Free
📚 Education
(0)
9
MST Workshop
MST Workshop
MST Workshop
A rapid prototyper / language
Free

This app allows users to create custom applications and solutions using a drag-and-drop graphical programming language. It supports over 300 calculations, including mathematical, logical, and graphical operations, suitable for classroom demos or app development.

Drag-and-drop programming interfaceOver 300 calculation componentsCreate classroom demos
📚 Education
(3)
free
10
Console for MATLAB programming
Console for MATLAB programming
Console for MATLAB programming
100% on-device computation
Free

This app provides a MATLAB interpreter for iOS devices, allowing users to run code and create interactive plots entirely on-device. It's ideal for students and learners who need a functional MATLAB environment without cloud reliance.

On-device MATLAB computationInteractive 2D/3D plotsSyntax highlighting
📚 Education
(13)
free