# devdex vs Learn JavaScript | Learn JS

The clearest difference is in-app purchases: Learn JavaScript | Learn JS at none against devdex's 2. Learn JavaScript | Learn JS also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (12.0 vs 15.1). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. devdex sells 2 in-app purchases, starting at $4.99 per month. Learn JavaScript | Learn JS asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for devdex against 5.0 for Learn JavaScript | Learn JS. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

devdex ships an update every 3 weeks, Learn JavaScript | Learn JS weekly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | devdex | Learn JavaScript | Learn JS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/devdex/id6478421422/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/learn-javascript-learn-js/id6738418403/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 41 MB | 56 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Trevor Pennington](https://appshunter.io/developer/1514673614) | [Ajit Jain](https://appshunter.io/developer/1737346341) |

## What reviewers say

### devdex

[App page](https://appshunter.io/ios/app/devdex/id6478421422)

This app helps developers practice coding syntax for JavaScript, TypeScript, and Swift. It offers over 200 questions, tracks your progress with a weekly streak, and provides statistics on accuracy and quantity. Links to official language documentation are also included.

**Highlights:** JavaScript, TypeScript, Swift support, Over 200 practice questions, Weekly streak tracker, Accuracy and quantity statistics, Links to language documentation

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Devdex Monthly | $4.99 | per month |
| Devdex - Yearly | $34.99 | per year |


### Learn JavaScript | Learn JS

[App page](https://appshunter.io/ios/app/learn-javascript-learn-js/id6738418403)

Master JavaScript with comprehensive tutorials, an interactive code editor, and practical examples. Learn fundamentals to advanced concepts, track your progress, and practice coding offline. Ideal for beginners and professionals looking to enhance web development skills.

**Highlights:** Comprehensive JavaScript tutorials, Interactive code editor, Quizzes and coding challenges, Real-world practical examples, Offline access to materials, Learning progress tracker, Dark mode and customization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is devdex free?

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

### Is Learn JavaScript | Learn JS free?

Learn JavaScript | Learn JS is free to download, with no in-app purchases.

### Which has better reviews, devdex or Learn JavaScript | Learn JS?

devdex and Learn JavaScript | Learn JS are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do devdex or Learn JavaScript | Learn JS have ads?

Neither devdex nor Learn JavaScript | Learn JS shows ads.

### Which is updated more often, devdex or Learn JavaScript | Learn JS?

devdex ships an update every 3 weeks, and Learn JavaScript | Learn JS weekly. Most recently, devdex was updated on October 24, 2026 and Learn JavaScript | Learn JS on October 30, 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.*