# CrazyStone DeepLearning vs 바둑 사활

The clearest difference is review sentiment: CrazyStone DeepLearning at 71% against 바둑 사활's 17%. CrazyStone DeepLearning also leads on rating (4.7 vs 1.0) and ratings volume (1K vs 2). 바둑 사활's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. CrazyStone DeepLearning sells 1 in-app purchase, starting at $2.99 per month. 바둑 사활 asks for nothing beyond the download.

CrazyStone DeepLearning holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: CrazyStone DeepLearning has 1K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 71% of CrazyStone DeepLearning's written reviews are positive against 17% of 바둑 사활's.

CrazyStone DeepLearning ships an update every 2 months, 바둑 사활 every 3 months. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | CrazyStone DeepLearning | 바둑 사활 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1K ratings)](https://appshunter.io/ios/app/crazystone-deeplearning/id1252539379/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/3000/id6447662233/reviews) |
| Number of ratings | **1K** | 2 |
| Positive reviews | **71.0% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 165 MB | 158 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [UNBALANCE Corporation](https://appshunter.io/developer/358617691) | [jongsin kim](https://appshunter.io/developer/1214856091) |

## What reviewers say

### CrazyStone DeepLearning

[App page](https://appshunter.io/ios/app/crazystone-deeplearning/id1252539379)

Play the game of Go against a powerful AI or other players worldwide. Test your skills with certification exams and track your progress in rating mode. Offers various board sizes and difficulty levels for all players.

**Highlights:** Online Go games against global players, IAGA Rating Certification Tests, 17 levels of play from 15k to 2d, Export/import SGF game files, Rating Mode with game history, Human vs Computer and Human vs Human modes

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CrazyStone DL Subscription | $2.99 | per month |

**What reviewers like**

- 👍 Great for learning Go
- 🎮 Enjoyable gameplay
- 💪 Strong AI opponent
- 🎨 Good visual design

**What reviewers complain about**

- 🙄 Excessive ads
- ⏱️ Extremely long ads
- 🤖 AI difficulty too high for beginners
- 🔒 Inability to close ads

**Reported bugs**

- Issues with input method and stone placement
- Sound not working
- Saved game state causing issues with ads

**Requested features**

- More advanced levels
- Ability to replay and explore game variations
- Option to slow down AI response
- Landscape mode support
- Analysis mode for premium users


### 바둑 사활

[App page](https://appshunter.io/ios/app/3000/id6447662233)

This app offers a vast collection of Go problems, with over 2,800 available for free. It's designed to help players of all levels improve their game through practice and AI-assisted feedback. The problems are categorized by difficulty and include answer keys and reference charts.

**Highlights:** 3000 Go problems, Over 2,800 free problems, Beginner, intermediate, and advanced levels, Answer keys and reference charts, AI response for practice, Constant updates

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

**In-app purchases:** none


## Frequently asked questions

### Is CrazyStone DeepLearning free?

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

### Is 바둑 사활 free?

바둑 사활 is free to download, with no in-app purchases.

### Which has better reviews, CrazyStone DeepLearning or 바둑 사활?

CrazyStone DeepLearning is rated higher. CrazyStone DeepLearning averages 4.7 out of 5 from 1K ratings, while 바둑 사활 averages 1.0 from 2 ratings.

### Do CrazyStone DeepLearning or 바둑 사활 have ads?

Both CrazyStone DeepLearning and 바둑 사활 show ads.

### Which is updated more often, CrazyStone DeepLearning or 바둑 사활?

CrazyStone DeepLearning ships an update every 2 months, and 바둑 사활 every 3 months. Most recently, CrazyStone DeepLearning was updated on October 14, 2026 and 바둑 사활 on October 15, 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.*