# Bibliotheca vs 帝國圖書館

The clearest difference is review sentiment: Bibliotheca at 100% against 帝國圖書館's 72%. Bibliotheca also leads on iOS requirement (9.0 vs 12.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bibliotheca ships an update every 10 months, 帝國圖書館 every 7 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | Bibliotheca | 帝國圖書館 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 72.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 13 MB | 11 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Tomohiko Shimizu](https://appshunter.io/developer/436129129) | [Shin-ichi Nishimura](https://appshunter.io/developer/404706178) |

## What reviewers say

### Bibliotheca

[App page](https://appshunter.io/ios/app/bibliotheca/id703760945)

Discover and borrow books from nearby libraries in Japan. Search by title or ISBN, check availability, and reserve titles. You can also find library information and bookmark your favorites.

**Highlights:** Search books by title or ISBN, Barcode scanning for book search, Find nearby libraries, Check book availability, Reserve books for borrowing, Bookmark books and libraries

**In-app purchases:** none


### 帝國圖書館

[App page](https://appshunter.io/ios/app/id963604056)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bibliotheca free?

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

### Is 帝國圖書館 free?

帝國圖書館 is free to download, with no in-app purchases.

### Do Bibliotheca or 帝國圖書館 have ads?

Neither Bibliotheca nor 帝國圖書館 shows ads.

### Which is updated more often, Bibliotheca or 帝國圖書館?

Bibliotheca ships an update every 10 months, and 帝國圖書館 every 7 months. Most recently, Bibliotheca was updated on November 1, 2026 and 帝國圖書館 on November 1, 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.*