# Go katago vs JTL 小提琴自學第一步

The clearest difference is in-app purchases: JTL 小提琴自學第一步 at none against Go katago's 10. Go katago's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Go katago sells 10 in-app purchases, starting at $3.99 per month. JTL 小提琴自學第一步 asks for nothing beyond the download.

Go katago ships an update every 2 weeks, JTL 小提琴自學第一步 every 3 weeks. The most recent releases landed on October 5, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Go katago | JTL 小提琴自學第一步 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (24 ratings)](https://appshunter.io/ios/app/go-katago/id1509047602/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 65.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 60 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Kata Technology Co., Ltd.](https://appshunter.io/developer/1433352287) | [Shan-Chun Hu](https://appshunter.io/developer/6773007974) |

## What reviewers say

### 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 |


### JTL 小提琴自學第一步

[App page](https://appshunter.io/ios/app/jtl/id6799483590)

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

**In-app purchases:** none


## Frequently asked questions

### Is Go katago free?

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

### Is JTL 小提琴自學第一步 free?

JTL 小提琴自學第一步 is free to download, with no in-app purchases.

### Do Go katago or JTL 小提琴自學第一步 have ads?

Both Go katago and JTL 小提琴自學第一步 show ads.

### Which is updated more often, Go katago or JTL 小提琴自學第一步?

Go katago ships an update every 2 weeks, and JTL 小提琴自學第一步 every 3 weeks. Most recently, Go katago was updated on October 5, 2026 and JTL 小提琴自學第一步 on October 13, 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.*