# 블루래빗바다 vs 경북도서관

The clearest difference is update cadence: 블루래빗바다 at monthly against 경북도서관's every 5 months. 블루래빗바다 also leads on iOS requirement (5.1.1 vs 15.0). 경북도서관's advantage is review sentiment (33% vs 13%). 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.

블루래빗바다 ships an update monthly, 경북도서관 every 5 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 블루래빗바다 | 경북도서관 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 13.3% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | — |
| Size | 258 MB | 6 MB |
| Requires iOS | **5.1.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alzzam Education Corp.](https://appshunter.io/developer/868032382) | [INEK corp.](https://appshunter.io/developer/494214129) |

## What reviewers say

### 블루래빗바다

[App page](https://appshunter.io/ios/app/augmented-reality/id1005479657)

This app uses augmented reality to bring book content to life with animations. Scan pages from specific books to experience interactive stories and educational content. It's designed to enhance the reading experience for children.

**Highlights:** Augmented Reality book content, Interactive animations, Page recognition technology, Enhanced reading experience, Educational content

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

**In-app purchases:** none


### 경북도서관

[App page](https://appshunter.io/ios/app/id1484579875)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 블루래빗바다 free?

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

### Is 경북도서관 free?

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

### Do 블루래빗바다 or 경북도서관 have ads?

Neither 블루래빗바다 nor 경북도서관 shows ads.

### Which is updated more often, 블루래빗바다 or 경북도서관?

블루래빗바다 ships an update monthly, and 경북도서관 every 5 months. Most recently, 블루래빗바다 was updated on November 6, 2026 and 경북도서관 on November 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.*