# 이씨오 범용뷰어 vs 알라딘 전자도서관(구독형)

The clearest difference is review sentiment: 알라딘 전자도서관(구독형) at 25% against 이씨오 범용뷰어's 0%. 알라딘 전자도서관(구독형) also leads on update cadence (every 2 months vs every 4 months). 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.

이씨오 범용뷰어 ships an update every 4 months, 알라딘 전자도서관(구독형) every 2 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 이씨오 범용뷰어 | 알라딘 전자도서관(구독형) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/id6444465190/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **25.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 54 MB | 146 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [(주)이씨오](https://appshunter.io/developer/371073988) | [Bookers Inc.](https://appshunter.io/developer/1521764867) |

## What reviewers say

### 이씨오 범용뷰어

[App page](https://appshunter.io/ios/app/id1495570610)

This application allows users to read electronic books (eBooks) managed by (주)이씨오. Users can download and access their eBooks from their virtual bookshelf anytime, anywhere. It's also used to re-read borrowed books.

**Highlights:** Read eBooks, Download eBooks, Access virtual bookshelf, Re-read borrowed books

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

**In-app purchases:** none


### 알라딘 전자도서관(구독형)

[App page](https://appshunter.io/ios/app/id6444465190)

A subscription-based e-book and audiobook platform for organizations, offering a vast library of content across various genres. It provides tailored service models and supplementary reading activities for members.

**Highlights:** Subscription-based e-book and audiobook library, Content updated daily, Multiple service models for organizations, Reading discussion and award programs, Customizable institutional services

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

**In-app purchases:** none


## Frequently asked questions

### Is 이씨오 범용뷰어 free?

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

### Is 알라딘 전자도서관(구독형) free?

알라딘 전자도서관(구독형) is free to download, with no in-app purchases.

### Do 이씨오 범용뷰어 or 알라딘 전자도서관(구독형) have ads?

Neither 이씨오 범용뷰어 nor 알라딘 전자도서관(구독형) shows ads.

### Which is updated more often, 이씨오 범용뷰어 or 알라딘 전자도서관(구독형)?

이씨오 범용뷰어 ships an update every 4 months, and 알라딘 전자도서관(구독형) every 2 months. Most recently, 이씨오 범용뷰어 was updated on October 26, 2026 and 알라딘 전자도서관(구독형) on October 24, 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.*