# Codable vs JavaScript Studio

The clearest difference is review sentiment: JavaScript Studio at 100% against Codable's 0%. JavaScript Studio also leads on rating (4.9 vs 4.3) and iOS requirement (10.0 vs 26.4). Codable's advantage is update cadence (every 2 months vs every 10 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JavaScript Studio holds the better App Store score, 4.9 against 4.3. Both are backed by a comparable volume of ratings — 6 and 8 respectively. Written reviews point the same way: 0% of Codable's written reviews are positive against 100% of JavaScript Studio's.

Codable ships an update every 2 months, JavaScript Studio every 10 months. The most recent releases landed on September 9, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Codable | JavaScript Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/codable/id1324741659/reviews) | **[4.9 (8 ratings)](https://appshunter.io/ios/app/javascript-studio/id1358563001/reviews)** |
| Number of ratings | 6 | **8** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 10 months |
| Monetization | Free | Free |
| Size | 6 MB | 33 MB |
| Requires iOS | 26.4 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Jeremy Collins](https://appshunter.io/developer/1324741658) | [Arrowat LLC](https://appshunter.io/developer/1358562640) |

## What reviewers say

### Codable

[App page](https://appshunter.io/ios/app/codable/id1324741659)

This app offers front-end web development tools optimized for mobile devices. It allows for basic debugging, rendering tests, and CSS editing of any web URL directly from your phone.

**Highlights:** Resizable viewport for device emulation, View pre-rendered website source, Inspect and edit CSS, View and execute console commands, Structured listing of rendered nodes

**In-app purchases:** none


### JavaScript Studio

[App page](https://appshunter.io/ios/app/javascript-studio/id1358563001)

Build web applications directly on your smartphone using JavaScript, CSS, and HTML. This tool offers error checking as you code, ensuring you don't lose your ideas. It's designed for developers who need to write code on the go.

**Highlights:** Create web apps with JavaScript, CSS, HTML, Error checking during coding, Code on your smartphone, Save code and ideas, Supports HTML5

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Codable free?

Codable is free to download, with no in-app purchases.

### Is JavaScript Studio free?

JavaScript Studio is free to download, with no in-app purchases.

### Which has better reviews, Codable or JavaScript Studio?

JavaScript Studio is rated higher. Codable averages 4.3 out of 5 from 6 ratings, while JavaScript Studio averages 4.9 from 8 ratings.

### Do Codable or JavaScript Studio have ads?

Neither Codable nor JavaScript Studio shows ads.

### Which is updated more often, Codable or JavaScript Studio?

Codable ships an update every 2 months, and JavaScript Studio every 10 months. Most recently, Codable was updated on September 9, 2026 and JavaScript Studio on June 1, 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.*