# 장기도사 vs Go Challenger

The clearest difference is price: Go Challenger at Free against 장기도사's $5.99. Go Challenger also leads on iOS requirement (13.0 vs 17.0). 장기도사's advantage is in-app purchases (none vs 5) and ads (none vs shown). On review sentiment, ratings volume, update cadence and device support there is nothing between them.

Go Challenger is free to download; 장기도사 costs $5.99 up front. Go Challenger sells 5 one-off in-app purchases. 장기도사 asks for nothing beyond the download.

장기도사 holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 61% of 장기도사's written reviews are positive against 58% of Go Challenger's.

장기도사 ships an update every 2 months, Go Challenger every 5 weeks. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 장기도사 | Go Challenger |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id489271306/reviews)** | [4.7 (3 ratings)](https://appshunter.io/ios/app/go-challenger/id6448589144/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | **60.6% of reviews** | 58.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 109 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kepler Tech](https://appshunter.io/developer/489271389) | [Com2uS TYGEM Corporation](https://appshunter.io/developer/336755947) |

## What reviewers say

### 장기도사

[App page](https://appshunter.io/ios/app/id489271306)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is 장기도사 free?

장기도사 costs $5.99, with no in-app purchases.

### Is Go Challenger free?

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

### Which has better reviews, 장기도사 or Go Challenger?

장기도사 is rated higher. 장기도사 averages 5.0 out of 5 from 2 ratings, while Go Challenger averages 4.7 from 3 ratings.

### Do 장기도사 or Go Challenger have ads?

Go Challenger shows ads; 장기도사 does not.

### Which is updated more often, 장기도사 or Go Challenger?

장기도사 ships an update every 2 months, and Go Challenger every 5 weeks. Most recently, 장기도사 was updated on November 1, 2026 and Go Challenger on October 27, 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.*