# 알라딘 전자도서관(구독형) vs 사락

The clearest difference is rating: 사락 at 4.0 against 알라딘 전자도서관(구독형)'s 2.0. 사락 also leads on review sentiment (45% vs 25%) and ratings volume (3 vs 1). 알라딘 전자도서관(구독형)'s advantage is monetization model (free vs ad-supported) and iOS requirement (12.0 vs 15.6). On price, update cadence, 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.

사락 holds the better App Store score, 4.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 25% of 알라딘 전자도서관(구독형)'s written reviews are positive against 45% of 사락's.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | 알라딘 전자도서관(구독형) | 사락 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/id6444465190/reviews) | **[4.0 (3 ratings)](https://appshunter.io/ios/app/24/id6447539223/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 25.0% of reviews | **45.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 146 MB | 69 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bookers Inc.](https://appshunter.io/developer/1521764867) | [예스24](https://appshunter.io/developer/360051539) |

## What reviewers say

### 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


### 사락

[App page](https://appshunter.io/ios/app/24/id6447539223)

Create a personalized reading journal, connect with fellow book lovers, and discover new titles. Track your reading progress, share reviews, and join or create book clubs. Earn rewards for your engagement.

**Highlights:** Personalized reading journal, Book review sharing, Book club participation and creation, Reading progress tracking, Content recommendations, Photo-based note-taking

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

**In-app purchases:** none


## Frequently asked questions

### Is 알라딘 전자도서관(구독형) free?

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

### Is 사락 free?

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

### Which has better reviews, 알라딘 전자도서관(구독형) or 사락?

사락 is rated higher. 알라딘 전자도서관(구독형) averages 2.0 out of 5 from 1 ratings, while 사락 averages 4.0 from 3 ratings.

### Do 알라딘 전자도서관(구독형) or 사락 have ads?

Neither 알라딘 전자도서관(구독형) nor 사락 shows ads.

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

알라딘 전자도서관(구독형) ships an update every 2 months, and 사락 every 2 months. Most recently, 알라딘 전자도서관(구독형) was updated on October 15, 2026 and 사락 on October 15, 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.*