# 성북u vs 글창고

The clearest difference is update cadence: 글창고 at every 3 days against 성북u's every 3 weeks. 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.

성북u ships an update every 3 weeks, 글창고 every 3 days. Both last shipped on October 29, 2026.

## The numbers

| Metric | 성북u | 글창고 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/u/id472920010/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 19 MB | 26 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [(주)이씨오](https://appshunter.io/developer/371073988) | [cilab](https://appshunter.io/developer/1219872155) |

## What reviewers say

### 성북u

[App page](https://appshunter.io/ios/app/u/id472920010)

This app unifies multiple libraries in the Seongbuk district, offering a single platform to search for and manage library resources. Users can reserve books, check loan status, and access their borrowing history across all integrated branches.

**Highlights:** Integrated library search, Book reservations and cancellations, Loan status and history, Renewal requests, Interlibrary loan applications, User authentication for services

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

**In-app purchases:** none


### 글창고

[App page](https://appshunter.io/ios/app/id6815505748)

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

**In-app purchases:** none


## Frequently asked questions

### Is 성북u free?

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

### Is 글창고 free?

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

### Do 성북u or 글창고 have ads?

Neither 성북u nor 글창고 shows ads.

### Which is updated more often, 성북u or 글창고?

성북u ships an update every 3 weeks, and 글창고 every 3 days. Most recently, 성북u was updated on October 29, 2026 and 글창고 on October 29, 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.*