# 블루래빗공룡 vs 두플러스

The clearest difference is review sentiment: 두플러스 at 87% against 블루래빗공룡's 23%. 두플러스 also leads on rating (4.8 vs 4.0) and update cadence (every 2 weeks vs monthly). 블루래빗공룡's advantage is in-app purchases (none vs 15) and iOS requirement (5.1.1 vs 13). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. 두플러스 sells 15 in-app purchases, starting at $3.99 per month. 블루래빗공룡 asks for nothing beyond the download.

두플러스 holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 4 and 5 respectively. Written reviews point the same way: 23% of 블루래빗공룡's written reviews are positive against 87% of 두플러스's.

블루래빗공룡 ships an update monthly, 두플러스 every 2 weeks. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 블루래빗공룡 | 두플러스 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (4 ratings)](https://appshunter.io/ios/app/augmented-reality/id1005473092/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/id1600613141/reviews)** |
| Number of ratings | 4 | **5** |
| Positive reviews | 22.7% of reviews | **87.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 320 MB | 251 MB |
| Requires iOS | **5.1.1** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alzzam Education Corp.](https://appshunter.io/developer/868032382) | [Duranno](https://appshunter.io/developer/397897778) |

## What reviewers say

### 블루래빗공룡

[App page](https://appshunter.io/ios/app/augmented-reality/id1005473092)

This app uses augmented reality to bring dinosaur book content to life with animations. After purchasing a compatible book, install this application to scan pages and experience interactive AR content. Explore a new dimension of reading with animated dinosaurs.

**Highlights:** Augmented Reality (AR) integration, Recognizes book images, Displays AR animations, Interactive learning experience, Compatible with specific AR books

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

**In-app purchases:** none


### 두플러스

[App page](https://appshunter.io/ios/app/id1600613141)

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 두플러스 생명의삶 플랜 | $3.99 | per month |
| 두플러스 생명의삶 플랜 | $3.99 | per month |
| 두플러스 QT 플랜 | $8.49 | per month |
| 두플러스 QT 플랜 | $8.49 | per month |
| 두플러스 도서 플랜 | $8.49 | per month |
| 두플러스 도서 플랜 | $8.49 | per month |
| 두플러스 스마트 플랜 | $14.99 | per month |
| 두플러스 스마트 플랜 | $14.99 | per month |
| 두플러스 프리미엄 플랜 | $21.99 | per month |
| 두플러스 프리미엄 플랜 | $21.99 | per month |
| 두플카드 9,900 충전 | $5.99 | one-time |
| 두플카드 15,000 충전 | $9.99 | one-time |
| 두플카드 20,000 충전 | $15.99 | one-time |
| 두플카드 30,000 충전 | $19.99 | one-time |
| 두플카드 50,000 충전 | $40.99 | one-time |


## Frequently asked questions

### Is 블루래빗공룡 free?

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

### Is 두플러스 free?

두플러스 is free to download, with in-app purchases available.

### Which has better reviews, 블루래빗공룡 or 두플러스?

두플러스 is rated higher. 블루래빗공룡 averages 4.0 out of 5 from 4 ratings, while 두플러스 averages 4.8 from 5 ratings.

### Do 블루래빗공룡 or 두플러스 have ads?

Neither 블루래빗공룡 nor 두플러스 shows ads.

### Which is updated more often, 블루래빗공룡 or 두플러스?

블루래빗공룡 ships an update monthly, and 두플러스 every 2 weeks. Most recently, 블루래빗공룡 was updated on October 10, 2026 and 두플러스 on October 16, 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.*