# Go Challenger vs 碁楽 Goraku

The clearest difference is in-app purchases: 碁楽 Goraku at none against Go Challenger's 5. 碁楽 Goraku also leads on ads (none vs shown). Go Challenger's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (13.0 vs 17.0). On price and device support there is nothing between them.

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

Go Challenger ships an update every 5 weeks, 碁楽 Goraku every 3 months. The most recent releases landed on November 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Go Challenger | 碁楽 Goraku |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/go-challenger/id6448589144/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 109 MB | 12 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Com2uS TYGEM Corporation](https://appshunter.io/developer/336755947) | [Tsuyoshi Nakagawa](https://appshunter.io/developer/1198557793) |

## 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 |


### 碁楽 Goraku

[App page](https://appshunter.io/ios/app/goraku/id6766481986)

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

**In-app purchases:** none


## Frequently asked questions

### Is Go Challenger free?

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

### Is 碁楽 Goraku free?

碁楽 Goraku is free to download, with no in-app purchases.

### Do Go Challenger or 碁楽 Goraku have ads?

Go Challenger shows ads; 碁楽 Goraku does not.

### Which is updated more often, Go Challenger or 碁楽 Goraku?

Go Challenger ships an update every 5 weeks, and 碁楽 Goraku every 3 months. Most recently, Go Challenger was updated on November 3, 2026 and 碁楽 Goraku 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.*