Simple JavaScript

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Content rating
Everyone
50+
Downloads
Content rating
Everyone
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About this app

“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.
JavaScript Editor / Runtime
Updated on
Aug 27, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

Added support for moving files between HOME and Google Drive.
Content rating
Everyone
In-App Purchases
Learn more

App support

About the developer
棚池 祐樹
yuki.tanaike@gmail.com
大森東4丁目34−4 101 大田区, 東京都 143-0012 Japan

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