This app provides an offline interactive environment for a functional programming language. It supports optional static type checking, Lisp macros, and an integrated Prolog. A specialized keyboard is included to simplify symbol input.


34+ similar apps compared and reviewed
Whether you want more options like Coder for Java or a completely different take on the same concept, our curated list of 34+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.


This app provides an offline interactive environment for a functional programming language. It supports optional static type checking, Lisp macros, and an integrated Prolog. A specialized keyboard is included to simplify symbol input.






Master Java programming with comprehensive tutorials, code examples, and projects covering everything from basics to advanced topics. Learn object-oriented programming, data structures, and popular frameworks like Spring.




A portable development environment for the Scheme programming language. Ideal for learning Scheme and writing scripts directly on your mobile device.


This app provides a portable game development environment for creating and programming games. It includes tools for coding, graphics, and sound, making it accessible for beginners. Finished games can be shared and modified by other users.


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.


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.


This iOS app helps solve calculus limit problems. It offers left-hand, right-hand, and two-sided limit calculations with step-by-step solutions. Features include a math symbol keyboard and example functions for easy input.


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.


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.


Visually learn about moon phases and celestial body positions. Interactive diagrams help answer questions about why the moon changes appearance and how the sun's height varies with seasons. Understand the solar system through intuitive overhead and celestial sphere views.