# 교보eBook vs Dooru Library

교보eBook and Dooru Library both sit at 4.3 stars, but that hides the real split: 73% of Dooru Library's written reviews are positive against 21% of 교보eBook's. Dooru Library also leads on in-app purchases (none vs 6) and iOS requirement (13.0 vs 15.0). 교보eBook's advantage is update cadence (every 3 weeks vs every 5 months) and ratings volume (297 vs 29). On price, rating, ads and device support there is nothing between them.

Both are free to download. 교보eBook sells 6 in-app purchases, starting at $8.99 per month. Dooru Library asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.3 for 교보eBook against 4.3 for Dooru Library. That said, the two scores are not equally well evidenced: 교보eBook has 297 ratings behind it against 29, so its average is the more settled of the two. Written reviews are what separate them: 21% of 교보eBook's written reviews are positive against 73% of Dooru Library's.

교보eBook ships an update every 3 weeks, Dooru Library every 5 months. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 교보eBook | Dooru Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (297 ratings)](https://appshunter.io/ios/app/ebook-e/id445290463/reviews) | [4.3 (29 ratings)](https://appshunter.io/ios/app/dooru-library/id1489134207/reviews) |
| Number of ratings | **297** | 29 |
| Positive reviews | 21.1% of reviews | **72.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 456 MB | 655 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KYOBO BOOK CENTRE CO,.LTD](https://appshunter.io/developer/395182148) | [Enuma, Inc.](https://appshunter.io/developer/577646433) |

## What reviewers say

### 교보eBook

[App page](https://appshunter.io/ios/app/ebook-e/id445290463)

This app offers a streamlined eBook reading experience with enhanced customization and management features. Access all your purchased and uploaded books in one place, enjoy free books without login, and sync your reading progress across multiple devices. Share favorite passages and convert text to speech for an enriched reading journey.

**Highlights:** Unified book management, Login-free access to free books, Cross-device reading synchronization (up to 5 devices), Highlighting, notes, and bookshelf synchronization, Social sharing of book passages, Text-to-speech functionality, Customizable reading environment, ePub3 standard support

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| sam무제한 (매월) | $8.99 | per month |
| sam3 (매월) | $8.99 | per month |
| 5,000캐시 | $3.99 | one-time |
| 10,000캐시 | $6.99 | one-time |
| 30,000캐시 | $22.99 | one-time |
| 50,000캐시 | $39.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient app
- 📚 Vast selection of ebooks
- 📝 Useful note-taking and highlighting features
- 🌍 Accessible from anywhere with ebook purchases
- 🔍 Intuitive search and browsing functionality

**What reviewers complain about**

- 🐛 Frequent app crashes and stability issues
- ⏱️ Slow page loading and navigation
- 📱 Suboptimal user interface and experience
- 🔋 High battery consumption
- 🔒 Lack of seamless cross-device synchronization

**Reported bugs**

- Inconsistent page navigation and jumping between pages
- Unreliable login and account management
- Compatibility issues with newer devices and operating systems
- Unexpected app crashes and freezes during use
- Delayed or failed ebook downloads

**Requested features**

- Implement Apple Pencil support for better note-taking
- Add more customization options for fonts, margins, and layout
- Improve cross-device synchronization of bookmarks, highlights, and notes
- Introduce a night mode or dark theme for comfortable reading
- Optimize app performance and reduce loading times


### Dooru Library

[App page](https://appshunter.io/ios/app/dooru-library/id1489134207)

Explore a digital library with over 200 books in Korean and other languages, categorized by reading level. Interactive features like narration and word pronunciation support young readers. Discover diverse topics and cultures through engaging stories and illustrations.

**Highlights:** 204 books in Korean and other languages, 6 reading levels, Narration function, Highlighting function, Tap-to-pronounce words, Multilingual books (Vietnamese, Chinese, English, Thai)

**In-app purchases:** none


## Frequently asked questions

### Is 교보eBook free?

교보eBook is free to download, with in-app purchases available.

### Is Dooru Library free?

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

### Which has better reviews, 교보eBook or Dooru Library?

교보eBook and Dooru Library are both rated 4.3 out of 5 on the App Store, from 297 and 29 ratings respectively.

### Do 교보eBook or Dooru Library have ads?

Neither 교보eBook nor Dooru Library shows ads.

### Which is updated more often, 교보eBook or Dooru Library?

교보eBook ships an update every 3 weeks, and Dooru Library every 5 months. Most recently, 교보eBook was updated on October 13, 2026 and Dooru Library on October 12, 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.*