# devdex vs Learn JavaScript DLA

devdex and Learn JavaScript DLA are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. devdex sells 2 in-app purchases, starting at $4.99 per month and Learn JavaScript DLA sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

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

devdex ships an update every 3 weeks, Learn JavaScript DLA every 9 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | devdex | Learn JavaScript DLA |
| --- | --- | --- |
| 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-dla/id6754225734/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 41 MB | 149 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trevor Pennington](https://appshunter.io/developer/1514673614) | [Airton Siqueira de Freitas](https://appshunter.io/developer/1809776051) |

## 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 DLA

[App page](https://appshunter.io/ios/app/learn-javascript-dla/id6754225734)

Master the most popular web programming language with interactive lessons and a live coding environment. Progress from beginner to advanced topics and earn a completion certificate to boost your career. Learn efficiently and practice interactively anytime, anywhere.

**Highlights:** Step-by-step lessons (beginner to advanced), Live JavaScript IDE for writing and running code, Interactive learning exercises, Completion certificate, Modern, intuitive design, Updated content on latest trends

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CERTIFICATE OF COMPLETION | $2.99 | one-time |
| Full access with discount | $3.99 | one-time |
| Premium access | $4.99 | one-time |
| FULL PASS ALL APPS | $17.99 | one-time |


## Frequently asked questions

### Is devdex free?

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

### Is Learn JavaScript DLA free?

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

### Which has better reviews, devdex or Learn JavaScript DLA?

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

### Do devdex or Learn JavaScript DLA have ads?

Neither devdex nor Learn JavaScript DLA shows ads.

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

devdex ships an update every 3 weeks, and Learn JavaScript DLA every 9 days. Most recently, devdex was updated on October 24, 2026 and Learn JavaScript DLA on October 24, 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.*