# T Rex Evolution Open World Sim vs Crazy Dino Fighting

The clearest difference is rating: Crazy Dino Fighting at 4.6 against T Rex Evolution Open World Sim's 1.0. Crazy Dino Fighting also leads on in-app purchases (none vs 4) and ratings volume (449 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. T Rex Evolution Open World Sim sells 4 one-off in-app purchases. Crazy Dino Fighting asks for nothing beyond the download.

Crazy Dino Fighting holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: Crazy Dino Fighting has 449 ratings behind it against 1, so its average is the more settled of the two.

T Rex Evolution Open World Sim ships an update every 3 months, Crazy Dino Fighting every 5 weeks. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | T Rex Evolution Open World Sim | Crazy Dino Fighting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/t-rex-evolution-open-world-sim/id1506633753/reviews) | **[4.6 (449 ratings)](https://appshunter.io/ios/app/crazy-dino-fighting/id1577924624/reviews)** |
| Number of ratings | 1 | **449** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 341 MB | 148 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Asif Naeem](https://appshunter.io/developer/1467501226) | [晓静 韦](https://appshunter.io/developer/1450782776) |

## What reviewers say

### T Rex Evolution Open World Sim

[App page](https://appshunter.io/ios/app/t-rex-evolution-open-world-sim/id1506633753)

Explore a dangerous island as a human, then evolve into a powerful T-Rex. Complete missions like driving trucks, rescuing dinosaurs, and managing a sanctuary. Experience dynamic gameplay that shifts between predator action and strategic park management.

**Highlights:** Evolve into a T-Rex, Drive transport trucks, Rescue trapped dinosaurs, Manage a dinosaur sanctuary, Open-world exploration, Predator action gameplay

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10k Diamonds | $2.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Unlock All Vehicles | $9.99 | one-time |
| Unlock All Levels | $9.99 | one-time |


### Crazy Dino Fighting

[App page](https://appshunter.io/ios/app/crazy-dino-fighting/id1577924624)

Lead a herd of animals through a high-speed parkour course, avoiding obstacles and battling a boss. Collect more animals to increase your score and reach the finish line in this exciting 3D adventure.

**Highlights:** 3D speed parkour gameplay, Lead and collect animals, Avoid unique barriers and traps, High-speed obstacle avoidance, Battle a big BOSS

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is T Rex Evolution Open World Sim free?

T Rex Evolution Open World Sim is free to download, with in-app purchases available.

### Is Crazy Dino Fighting free?

Crazy Dino Fighting is free to download, with no in-app purchases.

### Which has better reviews, T Rex Evolution Open World Sim or Crazy Dino Fighting?

Crazy Dino Fighting is rated higher. T Rex Evolution Open World Sim averages 1.0 out of 5 from 1 ratings, while Crazy Dino Fighting averages 4.6 from 449 ratings.

### Do T Rex Evolution Open World Sim or Crazy Dino Fighting have ads?

Both T Rex Evolution Open World Sim and Crazy Dino Fighting show ads.

### Which is updated more often, T Rex Evolution Open World Sim or Crazy Dino Fighting?

T Rex Evolution Open World Sim ships an update every 3 months, and Crazy Dino Fighting every 5 weeks. Most recently, T Rex Evolution Open World Sim was updated on October 2, 2026 and Crazy Dino Fighting on October 5, 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.*