# JavaScript Champ vs Referee Race

The clearest difference is in-app purchases: Referee Race at none against JavaScript Champ's 1. Referee Race also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. JavaScript Champ sells 1 one-off in-app purchase. Referee Race asks for nothing beyond the download.

## The numbers

| Metric | JavaScript Champ | Referee Race |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/javascript-champ/id6473677887/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | — |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 35 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yoan Enchev](https://appshunter.io/developer/1717245436) | [Cedrick Wong](https://appshunter.io/developer/1895948440) |

## What reviewers say

### JavaScript Champ

[App page](https://appshunter.io/ios/app/javascript-champ/id6473677887)

Learn JavaScript programming through interactive exercises and tutorials covering basics to advanced topics. Prepare for interviews and build practical programs. Gamified elements help you climb ranks and become a job-ready developer.

**Highlights:** Interactive JavaScript exercises, Beginner to advanced tutorials, Interview preparation questions, Offline access, Gamified progress tracking, Practical programming challenges

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JavaScript Champ Premium | $12.99 | one-time |


### Referee Race

[App page](https://appshunter.io/ios/app/referee-race/id6764882671)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JavaScript Champ free?

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

### Is Referee Race free?

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

### Do JavaScript Champ or Referee Race have ads?

JavaScript Champ shows ads; Referee Race does not.

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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.*