# Simple JavaScript — JavaScript Editor / Runtime

> JavaScript Editor / Runtime (iPhone/iPad app by YUKI TANAIKE.)

- Source: https://appshunter.io/ios/app/simple-javascript/id6782952012 (this page in markdown: same URL + `.md`)
- Developer: [YUKI TANAIKE](https://appshunter.io/developer/478558546)
- Category: Developer Tools, Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.6 · 54 MB
- Languages: American English
- Released: 2026-06-30
- Data updated: 2026-09-06
- User reviews in markdown: https://appshunter.io/ios/app/simple-javascript/id6782952012/reviews.md

## What is 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.

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Simple JavaScript Pro (Monthly) | $1.99 | per month |
| Simple JavaScript Pro (Annual) | $18.00 | per year |



## Version history (last 3 releases)

### 1.1.1 — 2026-08-29

Made several UI/UX improvements.

### 1.0.1 — 2026-08-05

Fixed some bugs.

### 1.0.0 — 2026-06-30

No release notes.

## Apps similar to Simple JavaScript

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Silk Script Runner](https://appshunter.io/ios/app/silk-script-runner/id6778363658) | 4.0 (1) | Free | Developer Tools |
| [pythoni2.7-run python code](https://appshunter.io/ios/app/pythoni27-run-python-code/id576107879) | 4.4 (49) | Free | Developer Tools |
| [CodeRun - Code Snippet Run](https://appshunter.io/ios/app/coderun-code-snippet-run/id1541527450) | — | Free | Developer Tools |
| [Script: JS & TS Editor](https://appshunter.io/ios/app/script-js-and-ts-editor/id6758113399) | 4.0 (4) | Free | Developer Tools |
| [Code Runner: Compiler](https://appshunter.io/ios/app/code-runner-compiler/id6783243468) | 4.7 (3) | Free | Developer Tools |
| [Javascript REPL: Code Runner](https://appshunter.io/ios/app/javascript-repl-code-runner/id6504182953) | — | Free | Developer Tools |

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All apps by YUKI TANAIKE: https://appshunter.io/developer/478558546

## Related topics

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-06.*