# 한서대학교 연암도서관 vs eSLS 인증 알리미

The clearest difference is review sentiment: 한서대학교 연암도서관 at 100% against eSLS 인증 알리미's 0%. 한서대학교 연암도서관 also leads on iOS requirement (13.4 vs 15.0). 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.

한서대학교 연암도서관 ships an update every 3 months, eSLS 인증 알리미 every 4 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 한서대학교 연암도서관 | eSLS 인증 알리미 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 40 MB | 6 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Infotech, Inc.](https://appshunter.io/developer/431036506) | [YBM NET, Inc.](https://appshunter.io/developer/332188969) |

## What reviewers say

### 한서대학교 연암도서관

[App page](https://appshunter.io/ios/app/id609408781)

Access library resources, search for books, and manage your loans. Request books and use your mobile device as a student ID. Explore various digital content.

**Highlights:** Book search (new arrivals included), Book reservation for borrowed items, Personal loan/reservation/lost item inquiry, Wishlist book application via barcode, Mobile student ID via QR code, Access to various digital content

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

**In-app purchases:** none


### eSLS 인증 알리미

[App page](https://appshunter.io/ios/app/esls/id1466922189)

This app allows eSLS remote course students to conveniently verify their identity for attendance and authentication. It requires a smartphone and personal verification, preventing proxy authentication. Users can easily authenticate for daily logins after course registration.

**Highlights:** Personal smartphone authentication, Attendance and verification tool, Exclusive for eSLS remote course students, Daily authentication reset, SMS-based identity verification

**In-app purchases:** none


## Frequently asked questions

### Is 한서대학교 연암도서관 free?

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

### Is eSLS 인증 알리미 free?

eSLS 인증 알리미 is free to download, with no in-app purchases.

### Do 한서대학교 연암도서관 or eSLS 인증 알리미 have ads?

Neither 한서대학교 연암도서관 nor eSLS 인증 알리미 shows ads.

### Which is updated more often, 한서대학교 연암도서관 or eSLS 인증 알리미?

한서대학교 연암도서관 ships an update every 3 months, and eSLS 인증 알리미 every 4 months. Most recently, 한서대학교 연암도서관 was updated on October 12, 2026 and eSLS 인증 알리미 on October 7, 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.*