# 책 읽는 도시 인천 for mobile vs 이씨오 전자책뷰어

The clearest difference is update cadence: 책 읽는 도시 인천 for mobile at every 6 weeks against 이씨오 전자책뷰어's every 5 months. 이씨오 전자책뷰어's advantage is iOS requirement (9.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

책 읽는 도시 인천 for mobile ships an update every 6 weeks, 이씨오 전자책뷰어 every 5 months. Both last shipped on October 29, 2026.

## The numbers

| Metric | 책 읽는 도시 인천 for mobile | 이씨오 전자책뷰어 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (5 ratings)](https://appshunter.io/ios/app/for-mobile/id596230173/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Monetization | Free | — |
| Size | 81 MB | 56 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Incheon Metropolitan City Library Agency](https://appshunter.io/developer/596230176) | [(주)이씨오](https://appshunter.io/developer/371073988) |

## What reviewers say

### 책 읽는 도시 인천 for mobile

[App page](https://appshunter.io/ios/app/for-mobile/id596230173)

Access a wide range of e-books and audiobooks from the Incheon Metropolitan City Library. Borrow, return, and enjoy digital content anytime, anywhere on your smart device. Discover new releases, curated collections, and manage your library loans seamlessly.

**Highlights:** E-book borrowing and returning, Audiobook access, Online member registration, Personalized bookshelf, Popular book discovery, Library collection search, Cultural information

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

**In-app purchases:** none


### 이씨오 전자책뷰어

[App page](https://appshunter.io/ios/app/id1260447323)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 책 읽는 도시 인천 for mobile free?

책 읽는 도시 인천 for mobile is free to download, with no in-app purchases.

### Is 이씨오 전자책뷰어 free?

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

### Do 책 읽는 도시 인천 for mobile or 이씨오 전자책뷰어 have ads?

Neither 책 읽는 도시 인천 for mobile nor 이씨오 전자책뷰어 shows ads.

### Which is updated more often, 책 읽는 도시 인천 for mobile or 이씨오 전자책뷰어?

책 읽는 도시 인천 for mobile ships an update every 6 weeks, and 이씨오 전자책뷰어 every 5 months. Most recently, 책 읽는 도시 인천 for mobile was updated on October 29, 2026 and 이씨오 전자책뷰어 on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*