# ARQuatern vs The Dinosaur Encyclopedia

The clearest difference is in-app purchases: ARQuatern at none against The Dinosaur Encyclopedia's 3. ARQuatern also leads on update cadence (weekly vs every 4 weeks) and iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. The Dinosaur Encyclopedia sells 3 one-off in-app purchases. ARQuatern asks for nothing beyond the download.

ARQuatern ships an update weekly, The Dinosaur Encyclopedia every 4 weeks. The most recent releases landed on September 8, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | ARQuatern | The Dinosaur Encyclopedia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (22 ratings)](https://appshunter.io/ios/app/the-dinosaur-encyclopedia/id6752649754/reviews)** |
| Number of ratings | — | **22** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 426 MB | 164 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Immersium Studio S.L.](https://appshunter.io/developer/1492645603) | [philippe Bobis](https://appshunter.io/developer/426394336) |

## What reviewers say

### ARQuatern

[App page](https://appshunter.io/ios/app/arquatern/id1492645604)

**Features:** macOS Compatibility

**In-app purchases:** none


### The Dinosaur Encyclopedia

[App page](https://appshunter.io/ios/app/the-dinosaur-encyclopedia/id6752649754)

Explore prehistoric worlds with interactive quizzes and cinematic videos of over 100 dinosaurs and Ice Age animals. Learn facts, test your knowledge, and unlock new content through engaging gameplay designed for curious children.

**Highlights:** Discover 100+ dinosaurs and Ice Age animals, Over 200 cinematic videos, Interactive quiz questions, Spoken content in 10 languages, Adaptive difficulty, Easy mode for younger children

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack 1 | $0.99 | one-time |
| Pack 2 | $1.99 | one-time |
| Full Pack | $4.99 | one-time |


## Frequently asked questions

### Is ARQuatern free?

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

### Is The Dinosaur Encyclopedia free?

The Dinosaur Encyclopedia is free to download, with in-app purchases available.

### Do ARQuatern or The Dinosaur Encyclopedia have ads?

Neither ARQuatern nor The Dinosaur Encyclopedia shows ads.

### Which is updated more often, ARQuatern or The Dinosaur Encyclopedia?

ARQuatern ships an update weekly, and The Dinosaur Encyclopedia every 4 weeks. Most recently, ARQuatern was updated on September 8, 2026 and The Dinosaur Encyclopedia on September 20, 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.*