# 読書管理CatBook vs AIの中を見る：画像認識AIのしくみ入門

The clearest difference is in-app purchases: 読書管理CatBook at none against AIの中を見る：画像認識AIのしくみ入門's 1. 読書管理CatBook also leads on iOS requirement (12.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. AIの中を見る：画像認識AIのしくみ入門 sells 1 one-off in-app purchase. 読書管理CatBook asks for nothing beyond the download.

## The numbers

| Metric | 読書管理CatBook | AIの中を見る：画像認識AIのしくみ入門 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | — |
| Monetization | Ad-supported | — |
| Size | 82 MB | 19 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sumie Watanabe](https://appshunter.io/developer/1349237972) | [Masamichi Nakada](https://appshunter.io/developer/1616494891) |

## What reviewers say

### 読書管理CatBook

[App page](https://appshunter.io/ios/app/catbook/id1565953416)

Track your reading progress, including title, author, and reading status. Organize books by series or magazine issues and get reminders for library book returns. Easily add books via ISBN scan.

**Highlights:** Record title, author, volume, notes, and reading progress, Organize books by series or magazine issues, Library mode with return date reminders, ISBN search with camera scanning, Save data to CSV, Calendar view for reading records

**Features:** macOS Compatibility

**In-app purchases:** none


### AIの中を見る：画像認識AIのしくみ入門

[App page](https://appshunter.io/ios/app/aiai/id6794784495)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全ての機能を解放 | $3.99 | one-time |


## Frequently asked questions

### Is 読書管理CatBook free?

読書管理CatBook is free to download, with no in-app purchases.

### Is AIの中を見る：画像認識AIのしくみ入門 free?

AIの中を見る：画像認識AIのしくみ入門 is free to download, with in-app purchases available.

### Do 読書管理CatBook or AIの中を見る：画像認識AIのしくみ入門 have ads?

Both 読書管理CatBook and AIの中を見る：画像認識AIのしくみ入門 show ads.

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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.*