# 11Protector vs 제주특별자치도 공공도서관

The clearest difference is update cadence: 제주특별자치도 공공도서관 at every 2 weeks against 11Protector's every 6 months. 11Protector's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

11Protector ships an update every 6 months, 제주특별자치도 공공도서관 every 2 weeks. The most recent releases landed on October 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 11Protector | 제주특별자치도 공공도서관 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 115 MB | 31 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Coder](https://appshunter.io/developer/1205397694) | [(주)이씨오](https://appshunter.io/developer/371073988) |

## What reviewers say

### 11Protector

[App page](https://appshunter.io/ios/app/11protector/id6749300822)

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

**In-app purchases:** none


### 제주특별자치도 공공도서관

[App page](https://appshunter.io/ios/app/id6769317785)

Access a unified catalog of public libraries across Jeju Province. Manage your library account, find available books, and locate participating branches. Requires membership at a participating library.

**Highlights:** Unified library catalog, Account management, Book search, Library location finder, Membership information

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

**In-app purchases:** none


## Frequently asked questions

### Is 11Protector free?

11Protector is free to download, with no in-app purchases.

### Is 제주특별자치도 공공도서관 free?

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

### Do 11Protector or 제주특별자치도 공공도서관 have ads?

Neither 11Protector nor 제주특별자치도 공공도서관 shows ads.

### Which is updated more often, 11Protector or 제주특별자치도 공공도서관?

11Protector ships an update every 6 months, and 제주특별자치도 공공도서관 every 2 weeks. Most recently, 11Protector was updated on October 14, 2026 and 제주특별자치도 공공도서관 on September 23, 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.*