# Go Eye vs Tesuji Library

The clearest difference is price: Tesuji Library at $5.99 against Go Eye's $19.99. Tesuji Library also leads on chart position (#178 vs unranked). Go Eye's advantage is rating (4.5 vs 4.0) and ratings volume (4 vs 1). On review sentiment, update cadence, ads and in-app purchases there is nothing between them.

Go Eye costs $19.99 and Tesuji Library $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Go Eye holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 68% of Go Eye's written reviews are positive against 61% of Tesuji Library's.

Go Eye ships an update every 2 months, Tesuji Library every 4 months. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Go Eye | Tesuji Library |
| --- | --- | --- |
| Price | $19.99 | **$5.99** |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/go-eye/id562516957/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/tesuji-library/id562897263/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | **68.0% of reviews** | 60.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Paid | Paid |
| Best chart rank | — | **#178** |
| Size | 23 MB | 243 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Wenzhang Zhu](https://appshunter.io/developer/1244344456) | [延正 王](https://appshunter.io/developer/499791474) |

## What reviewers say

### Go Eye

[App page](https://appshunter.io/ios/app/go-eye/id562516957)

This app is a comprehensive tool for viewing and editing Go game records (SGF). It offers deep integration with professional game databases, multiple viewing modes including AR, and the ability to download games from the web. Users can also create and manage local game collections and even generate SGF from images.

**Highlights:** Professional Go game database integration, Multiple viewing modes (flat, 3D, AR), Download games from web SGF links, Local game organization and management, Full SGF editing with variations and comments, Image recognition for SGF generation

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

**In-app purchases:** none


### Tesuji Library

[App page](https://appshunter.io/ios/app/tesuji-library/id562897263)

**Currently charting:** #178 Top Paid · Sports (US App Store)

Enhance your Go game with this app, focusing on skillful moves and strategic plays. Learn to execute clever tactics to improve your reading ability and win more games.

**Highlights:** Study Go game skills, Learn tesuji (skillful moves), Improve reading ability, Practice strategic plays, Analyze life and death situations

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

**In-app purchases:** none


## Frequently asked questions

### Is Go Eye free?

Go Eye costs $19.99, with no in-app purchases.

### Is Tesuji Library free?

Tesuji Library costs $5.99, with no in-app purchases.

### Which has better reviews, Go Eye or Tesuji Library?

Go Eye is rated higher. Go Eye averages 4.5 out of 5 from 4 ratings, while Tesuji Library averages 4.0 from 1 ratings.

### Do Go Eye or Tesuji Library have ads?

Neither Go Eye nor Tesuji Library shows ads.

### Which is updated more often, Go Eye or Tesuji Library?

Go Eye ships an update every 2 months, and Tesuji Library every 4 months. Most recently, Go Eye was updated on September 22, 2026 and Tesuji Library on September 17, 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.*