# 웅진OPMS 전자책뷰어 vs 예스24 전자도서관 (리뉴얼)

The clearest difference is rating: 예스24 전자도서관 (리뉴얼) at 1.9 against 웅진OPMS 전자책뷰어's 1.0. 예스24 전자도서관 (리뉴얼) also leads on review sentiment (28% vs 0%) and update cadence (every 3 weeks vs every 2 months). 웅진OPMS 전자책뷰어's advantage is iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

예스24 전자도서관 (리뉴얼) holds the better App Store score, 1.9 against 1.0. That said, the two scores are not equally well evidenced: 예스24 전자도서관 (리뉴얼) has 17 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of 웅진OPMS 전자책뷰어's written reviews are positive against 28% of 예스24 전자도서관 (리뉴얼)'s.

웅진OPMS 전자책뷰어 ships an update every 2 months, 예스24 전자도서관 (리뉴얼) every 3 weeks. The most recent releases landed on September 22, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 웅진OPMS 전자책뷰어 | 예스24 전자도서관 (리뉴얼) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/opms/id1201769721/reviews) | **[1.9 (17 ratings)](https://appshunter.io/ios/app/24/id1584897771/reviews)** |
| Number of ratings | 1 | **17** |
| Positive reviews | 0.0% of reviews | **27.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 61 MB | 306 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [OPMS Co., LTD.](https://appshunter.io/developer/408810462) | [예스24](https://appshunter.io/developer/360051539) |

## What reviewers say

### 웅진OPMS 전자책뷰어

[App page](https://appshunter.io/ios/app/opms/id1201769721)

Access and read a wide selection of e-books from the OPMS mall directly on your device. Organize your library, search content quickly, and customize your reading experience with bookmarks, highlights, and adjustable text settings for optimal readability.

**Highlights:** Organized digital library, Fast text search, Bookmark and highlight functionality, Customizable background and font size, Optimized readability across devices

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

**In-app purchases:** none


### 예스24 전자도서관 (리뉴얼)

[App page](https://appshunter.io/ios/app/24/id1584897771)

This app provides access to digital libraries for institutional members. Users must be authenticated members of a partner library to log in and access e-books. New users should apply for membership at a participating library.

**Highlights:** Digital library access, Institutional member service, E-book borrowing, Library authentication, Continuous updates

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

**In-app purchases:** none


## Frequently asked questions

### Is 웅진OPMS 전자책뷰어 free?

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

### Is 예스24 전자도서관 (리뉴얼) free?

예스24 전자도서관 (리뉴얼) is free to download, with no in-app purchases.

### Which has better reviews, 웅진OPMS 전자책뷰어 or 예스24 전자도서관 (리뉴얼)?

예스24 전자도서관 (리뉴얼) is rated higher. 웅진OPMS 전자책뷰어 averages 1.0 out of 5 from 1 ratings, while 예스24 전자도서관 (리뉴얼) averages 1.9 from 17 ratings.

### Do 웅진OPMS 전자책뷰어 or 예스24 전자도서관 (리뉴얼) have ads?

Neither 웅진OPMS 전자책뷰어 nor 예스24 전자도서관 (리뉴얼) shows ads.

### Which is updated more often, 웅진OPMS 전자책뷰어 or 예스24 전자도서관 (리뉴얼)?

웅진OPMS 전자책뷰어 ships an update every 2 months, and 예스24 전자도서관 (리뉴얼) every 3 weeks. Most recently, 웅진OPMS 전자책뷰어 was updated on September 22, 2026 and 예스24 전자도서관 (리뉴얼) on September 30, 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.*