# Simple JavaScript vs Code Runner

The clearest difference is ads: Simple JavaScript at none against Code Runner's shown. Simple JavaScript also leads on chart position (#199 vs unranked). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Simple JavaScript sells 2 in-app purchases, starting at $1.99 per month and Code Runner sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Simple JavaScript ships an update monthly, Code Runner every 4 weeks. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Simple JavaScript | Code Runner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/code-runner-compiler/id6783243468/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | **#199** | — |
| Size | 54 MB | 54 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YUKI TANAIKE](https://appshunter.io/developer/478558546) | [Omer Faruk BAGCI](https://appshunter.io/developer/1850264269) |

## What reviewers say

### Simple JavaScript

[App page](https://appshunter.io/ios/app/simple-javascript/id6782952012)

**Currently charting:** #199 Top Grossing · Developer Tools (US App Store)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

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


### Code Runner

[App page](https://appshunter.io/ios/app/code-runner-compiler/id6783243468)

This app functions as a mobile compiler and code editor, allowing users to write and execute real code in multiple programming languages. It offers a secure cloud sandbox for instant output and a touch-optimized editor with features like syntax highlighting and autocomplete. Users can save and reuse code snippets and work offline.

**Highlights:** Run code in 8 languages, Secure cloud sandbox execution, Real-time output and error display, Touch-optimized code editor, Syntax highlighting and autocomplete, Save and reuse code snippets, Offline code editing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CodeRunner Pro | $3.99 | per month |
| CodeRunner Pro (Annual) | $24.99 | per year |


## Frequently asked questions

### Is Simple JavaScript free?

Simple JavaScript is free to download, with in-app purchases available.

### Is Code Runner free?

Code Runner is free to download, with in-app purchases available.

### Do Simple JavaScript or Code Runner have ads?

Code Runner shows ads; Simple JavaScript does not.

### Which is updated more often, Simple JavaScript or Code Runner?

Simple JavaScript ships an update monthly, and Code Runner every 4 weeks. Most recently, Simple JavaScript was updated on September 21, 2026 and Code Runner on September 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*