# JavaScript Studio vs WPM (Owner)

The clearest difference is update cadence: WPM (Owner) at every 3 months against JavaScript Studio's every 10 months. JavaScript Studio's advantage is iOS requirement (10.0 vs 15.6). On price, ads, in-app purchases and device support 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 ships an update every 10 months, WPM (Owner) every 3 months. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | JavaScript Studio | WPM (Owner) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (8 ratings)](https://appshunter.io/ios/app/javascript-studio/id1358563001/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 33 MB | 55 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Arrowat LLC](https://appshunter.io/developer/1358562640) | [IMT Tech Sdn Bhd](https://appshunter.io/developer/1287476008) |

## What reviewers say

### 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


### WPM (Owner)

[App page](https://appshunter.io/ios/app/wpm-owner/id6480431588)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JavaScript Studio free?

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

### Is WPM (Owner) free?

WPM (Owner) is free to download, with no in-app purchases.

### Do JavaScript Studio or WPM (Owner) have ads?

Neither JavaScript Studio nor WPM (Owner) shows ads.

### Which is updated more often, JavaScript Studio or WPM (Owner)?

JavaScript Studio ships an update every 10 months, and WPM (Owner) every 3 months. Most recently, JavaScript Studio was updated on October 15, 2026 and WPM (Owner) on October 12, 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.*