AppYonder

Simple JavaScript

YUKI TANAIKE

No ratings yetDeveloper ToolsAges 4+

Get it free on the App StoreOpens Apple's App Store

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About this app

“Fancy trying out some code while you’re out and about?” This app is a simple JavaScript editor and runtime designed for smartphones. It offers a powerful code editor with syntax highlighting, letting you write and run JavaScript code instantly. It’s 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 courses and workshops * Building prototypes * Organising code snippets * Experimenting with new ideas * Setting up a simple testing environment during development JavaScript can be used in a whole host of ways, and this app helps you quickly write, test and organise your code. If you’re after a JavaScript editor and runtime, do 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 straight away. • 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 tidy 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 saved automatically as you work, so you never have to worry about losing changes. • Ready to Use No account registration required. Start coding immediately after installation. • Export and Share Export and share your code with others. Useful for backups and editing on other devices. • Dark Theme Support Supports dark mode for comfortable coding, day or night.

What's new

Version 1.2.1 · Nov 3, 2026

• Added support for macOS. • You can now link your purchase to an account and carry it over to another device or to the Mac version. • You can now share via a URL. • Made several usability improvements.

In-app purchases

The most popular purchases on the App Store.

  • Simple JavaScript Pro (Annual)Subscription149,00 kr / year
  • Simple JavaScript Pro (Monthly)Subscription19,00 kr / month

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