# 동서울대학교 도서관 vs 책인아웃

The clearest difference is update cadence: 책인아웃 at weekly against 동서울대학교 도서관's every 2 months. 책인아웃 also leads on device support (3 vs 1). On price, review sentiment, 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.

동서울대학교 도서관 ships an update every 2 months, 책인아웃 weekly. Both last shipped on November 1, 2026.

## The numbers

| Metric | 동서울대학교 도서관 | 책인아웃 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/id6797207682/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | **100.0% of reviews** | 95.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 29 MB | 470 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LibTech Co.](https://appshunter.io/developer/1099043485) | [Hail Moon](https://appshunter.io/developer/6797207684) |

## What reviewers say

### 동서울대학교 도서관

[App page](https://appshunter.io/ios/app/id538333406)

Access library services conveniently from your mobile device. Enjoy fast and easy access to resources anytime, anywhere, extending the library experience beyond its physical location.

**Highlights:** Mobile library access, Fast and convenient service, Access anytime, anywhere, iOS device compatibility

**Features:** Vision Pro support

**In-app purchases:** none


### 책인아웃

[App page](https://appshunter.io/ios/app/id6797207682)

This app helps you track your reading, build a virtual bookshelf, and connect with a community of book lovers. Create personalized reading logs, set goals, and discover new books based on your preferences.

**Highlights:** Virtual bookshelf with reading status, Reading progress tracking and notes, Customizable reading goal setting, Book community forums and interaction, Personalized book recommendations, Import reading data via CSV

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

**In-app purchases:** none


## Frequently asked questions

### Is 동서울대학교 도서관 free?

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

### Is 책인아웃 free?

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

### Do 동서울대학교 도서관 or 책인아웃 have ads?

Neither 동서울대학교 도서관 nor 책인아웃 shows ads.

### Which is updated more often, 동서울대학교 도서관 or 책인아웃?

동서울대학교 도서관 ships an update every 2 months, and 책인아웃 weekly. Most recently, 동서울대학교 도서관 was updated on November 1, 2026 and 책인아웃 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.*