# Dinosaurs vs COBIT Design & Implement Prep

The clearest difference is in-app purchases: COBIT Design & Implement Prep at none against Dinosaurs's 3. Dinosaurs's advantage is update cadence (fortnightly vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Dinosaurs sells 3 in-app purchases, starting at $2.99 per month. COBIT Design & Implement Prep asks for nothing beyond the download.

Dinosaurs ships an update fortnightly, COBIT Design & Implement Prep every 6 weeks. The most recent releases landed on November 6, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Dinosaurs | COBIT Design & Implement Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.9 (25 ratings)](https://appshunter.io/ios/app/dinosaurs-fossil-encyclopedia/id1122570254/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 331 MB | 27 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Good Spider, LLC](https://appshunter.io/developer/1487595667) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### Dinosaurs

[App page](https://appshunter.io/ios/app/dinosaurs-fossil-encyclopedia/id1122570254)

Discover the prehistoric world with a comprehensive digital encyclopedia of dinosaurs. Featuring thousands of articles, beautiful HD photos, and engaging content, this app is perfect for both children and adults interested in learning about dinosaurs. Enjoy offline access and collect badges as you explore.

**Highlights:** Thousands of articles on dinosaurs, High-definition photos, Simple and intuitive user interface, Offline access, Badge collection for motivation, A-Z topic organization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Annual Premium | $19.99 | per year |
| Full Version | $9.99 | one-time |


### COBIT Design & Implement Prep

[App page](https://appshunter.io/ios/app/cobit-design-and-implement-prep/id6757922721)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dinosaurs free?

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

### Is COBIT Design & Implement Prep free?

COBIT Design & Implement Prep is free to download, with no in-app purchases.

### Do Dinosaurs or COBIT Design & Implement Prep have ads?

Neither Dinosaurs nor COBIT Design & Implement Prep shows ads.

### Which is updated more often, Dinosaurs or COBIT Design & Implement Prep?

Dinosaurs ships an update fortnightly, and COBIT Design & Implement Prep every 6 weeks. Most recently, Dinosaurs was updated on November 6, 2026 and COBIT Design & Implement Prep on October 28, 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.*