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About Simple JavaScript

“Want to try code while you’re on the go?” This app is a simple JavaScript editor and runtime designed for smartphones. It provides a powerful code editor with syntax highlighting, allowing you to write and run JavaScript code instantly. It is suitable for everything from learning JavaScript to practical coding and testing. Common use cases include: * Learning JavaScript * Programming practice * Learning web development * Studying algorithms * Testing code snippets * Verifying sample code * Taking JavaScript notes * Creating scripts * Testing functions * Writing code for technical blogs * Training and workshops * Building prototypes * Managing code snippets * Experimenting with new ideas * Creating a simple testing environment during development JavaScript can be used in many different ways, and this app helps you quickly write, test, and manage your code. If you are looking for a JavaScript editor and runtime, give it a try. ■ Features • Intuitive Interface Simple tools should be easy to use. The editor is designed to be fast, responsive, and comfortable for everyday coding. • Run Code Instantly Execute JavaScript code with a single tap. View output and error messages immediately. • Code Auto Completion Built-in code completion helps you write code more efficiently. • Code Formatting Automatically format your code to improve readability and maintain a clean coding style. • Find and Replace Search and replace text within your code quickly and easily. • Code Folding Collapse and expand code blocks to make large files easier to navigate. • Easy Cursor Navigation Move the cursor using directional controls for more precise editing. • Automatic Saving Your code is automatically saved while editing, so you never have to worry about losing changes. • Ready to Use No account registration is required. Start coding immediately after installation. • Export and Share Export and share your code with others. Useful for backups and editing on different devices. • Dark Theme Support Supports dark mode for comfortable coding day and night.

What’s new

Version 1.2.0 · Updated October 7, 2026

• Added an option to show or hide indentation. • Fixed several bugs.

App privacy

The developer, YUKI TANAIKE, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

Alternatives to Simple JavaScript

Looking for apps like Simple JavaScript? Here are 6 similar apps on the App Store. The highest rated is JavaScript Manual (5.0/5), and all 6 are free to download.

Simple JavaScript vs. alternatives
App Rating Price Last updated Compare
Simple JavaScript – Free October 7, 2026
JavaScript Coding – Free Mar 31, 2026 Compare
JavaScript Manual 5.0 / 5 (2) Free Aug 29, 2026 Compare
JavaScript IDE & Node.js 4.9 / 5 (10) Free Aug 11, 2026 Compare
Javascript Guide – Free Jan 2, 2026 Compare
Javascript REPL: Code Runner – Free Jun 10, 2024 Compare
Code Runner: Compiler 4.5 / 5 (2) Free Jul 27, 2026 Compare

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