# 99围棋2.0 vs Go katago

The clearest difference is ads: 99围棋2.0 at none against Go katago's shown. 99围棋2.0 also leads on rating (3.6 vs 3.3). Go katago's advantage is review sentiment (65% vs 38%). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. 99围棋2.0 sells 9 one-off in-app purchases and Go katago sells 10 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

99围棋2.0 holds the better App Store score, 3.6 against 3.3. Both are backed by a comparable volume of ratings — 23 and 24 respectively. Written reviews complicate that: 38% of 99围棋2.0's written reviews are positive against 65% of Go katago's, so the app with the better star average is not the one people write more warmly about.

99围棋2.0 ships an update every 3 weeks, Go katago every 2 weeks. The most recent releases landed on September 5, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | 99围棋2.0 | Go katago |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (23 ratings)](https://appshunter.io/ios/app/9920/id1413663364/reviews)** | [3.3 (24 ratings)](https://appshunter.io/ios/app/go-katago/id1509047602/reviews) |
| Number of ratings | 23 | **24** |
| Positive reviews | 38.1% of reviews | **65.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 312 MB | 76 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [西安九九云教育科技有限公司](https://appshunter.io/developer/1413663363) | [Beijing Kata Technology Co., Ltd.](https://appshunter.io/developer/1433352287) |

## What reviewers say

### 99围棋2.0

[App page](https://appshunter.io/ios/app/9920/id1413663364)

This app offers an engaging way for children to learn the game of Go. It provides online lessons, homework assignments, and practice problems, with a unique pet system to motivate young learners. Students can also play against each other in real-time.

**Highlights:** Online Go lessons for children, Homework assignments and management, Thousands of Go problems (life and death), Multiplayer Go matches, Pet system for learning motivation, 3D engine with HD graphics

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6枚金币 | $0.99 | one-time |
| 12枚金币 | $1.99 | one-time |
| 250枚钻石 | $3.99 | one-time |
| 30枚金币 | $4.99 | one-time |
| 50枚金币 | $7.99 | one-time |
| 500枚钻石 | $7.99 | one-time |
| 1080枚钻石 | $15.99 | one-time |
| 2080枚钻石 | $30.99 | one-time |
| 3080枚钻石 | $47.99 | one-time |


### Go katago

[App page](https://appshunter.io/ios/app/go-katago/id1509047602)

This app provides in-depth analysis and review tools for the strategy game Go. It offers move analysis, situation judgments, and intelligent suggestions to improve your gameplay. Review SGF files and revisit every move to understand the game's essence.

**Highlights:** Deep move analysis, Situation judgments, Intelligent suggestions, SGF file review, Revisit every move, AI-powered engine

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Months | $3.99 | per month |
| Months | $8.99 | per month |
| Quarters | $13.49 | per 3 months |
| Quarters | $26.49 | per 3 months |
| 6M bean | $0.99 | one-time |
| 1M bean | $0.99 | one-time |
| 50M bean | $7.99 | one-time |
| 98M bean | $14.99 | one-time |
| premium | $22.99 | one-time |
| 198M bean | $29.99 | one-time |


## Frequently asked questions

### Is 99围棋2.0 free?

99围棋2.0 is free to download, with in-app purchases available.

### Is Go katago free?

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

### Which has better reviews, 99围棋2.0 or Go katago?

99围棋2.0 is rated higher. 99围棋2.0 averages 3.6 out of 5 from 23 ratings, while Go katago averages 3.3 from 24 ratings.

### Do 99围棋2.0 or Go katago have ads?

Go katago shows ads; 99围棋2.0 does not.

### Which is updated more often, 99围棋2.0 or Go katago?

99围棋2.0 ships an update every 3 weeks, and Go katago every 2 weeks. Most recently, 99围棋2.0 was updated on September 5, 2026 and Go katago on September 4, 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.*