# Go Challenger vs Sock Gremlin

The clearest difference is in-app purchases: Sock Gremlin at none against Go Challenger's 5. Sock Gremlin also leads on rating (5.0 vs 4.7). Go Challenger's advantage is ratings volume (3 vs 1) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Go Challenger sells 5 one-off in-app purchases. Sock Gremlin asks for nothing beyond the download.

Sock Gremlin holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

## The numbers

| Metric | Go Challenger | Sock Gremlin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/go-challenger/id6448589144/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sock-gremlin/id6812543747/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 109 MB | 163 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Com2uS TYGEM Corporation](https://appshunter.io/developer/336755947) | [Dong Won Kang](https://appshunter.io/developer/6812543749) |

## What reviewers say

### Go Challenger

[App page](https://appshunter.io/ios/app/go-challenger/id6448589144)

Enhance your Go skills with daily Life & Death quizzes and AI-powered move analysis. Practice thousands of problems tailored to your level, compete globally, and test your abilities.

**Highlights:** AI-powered move analysis, 5,000+ Life & Death quizzes, Daily tailored quizzes, Global user competition, Level testing, Customizable Go stones and boards

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Key Single Item 1 | $1.99 | one-time |
| Ad Removal Item | $1.99 | one-time |
| Key Single Item 2 | $3.99 | one-time |
| Monthly limitation | $5.99 | one-time |
| Key Single Item 3 | $19.99 | one-time |


### Sock Gremlin

[App page](https://appshunter.io/ios/app/sock-gremlin/id6812543747)

A mischievous gremlin has hidden socks in the laundry room! Match socks by color and pattern to tidy up before they're stolen. This puzzle game features multiple modes, special items, and a combo system for a fun, strategic challenge.

**Highlights:** Story Mode with 10 stages, 60-second Time Attack, Endless Mode, Combo system, Silver and Golden Socks, Special items to freeze gremlins, Laundry room skins

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Go Challenger free?

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

### Is Sock Gremlin free?

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

### Which has better reviews, Go Challenger or Sock Gremlin?

Sock Gremlin is rated higher. Go Challenger averages 4.7 out of 5 from 3 ratings, while Sock Gremlin averages 5.0 from 1 ratings.

### Do Go Challenger or Sock Gremlin have ads?

Both Go Challenger and Sock Gremlin show ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*