# Space Crash Simulator vs Ultimate Coaster 3

The clearest difference is rating: Space Crash Simulator at 4.5 against Ultimate Coaster 3's 3.5. Space Crash Simulator also leads on review sentiment (82% vs 55%) and ratings volume (608 vs 186). Ultimate Coaster 3's advantage is ads (none vs shown). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Space Crash Simulator sells 1 one-off in-app purchase and Ultimate Coaster 3 sells 23 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Space Crash Simulator holds the better App Store score, 4.5 against 3.5. Both are backed by a comparable volume of ratings — 608 and 186 respectively. Written reviews point the same way: 82% of Space Crash Simulator's written reviews are positive against 55% of Ultimate Coaster 3's.

Space Crash Simulator ships an update every 5 days, Ultimate Coaster 3 every 4 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Space Crash Simulator | Ultimate Coaster 3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (608 ratings)](https://appshunter.io/ios/app/space-crash-simulator/id6742357679/reviews)** | [3.5 (186 ratings)](https://appshunter.io/ios/app/ultimate-coaster-3/id6751155422/reviews) |
| Number of ratings | **608** | 186 |
| Positive reviews | **81.8% of reviews** | 55.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 254 MB | 264 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WPC](https://appshunter.io/developer/1681830786) | [Jason Hu](https://appshunter.io/developer/1201564028) |

## What reviewers say

### Space Crash Simulator

[App page](https://appshunter.io/ios/app/space-crash-simulator/id6742357679)

Experience realistic planetary collisions with a powerful physics engine. Customize your own cosmic events by adjusting particle count, velocity, and accuracy, or jump straight into high-energy impacts. This app offers a detailed, physics-based simulation for educational or entertainment purposes.

**Highlights:** Smoothed Particle Hydrodynamics (SPH) simulation, Real-time planetary collisions, Customizable simulation parameters, Setup Mode for scenario creation, Adjustable particle count and accuracy, Physics-based detailed simulation

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | one-time |

**What reviewers like**

- 👍 Great game
- 🚀 Awesome graphics
- 💡 Interesting simulation features
- 🎉 Fun and enjoyable

**What reviewers complain about**

- 🐛 Occasional performance issues
- 💰 Too many ads

**Reported bugs**

- Collision trails not clearing properly
- Protoplanetary disc mode not working as expected

**Requested features**

- Add more celestial objects (black holes, stars, etc.)
- Allow for custom textures and planet/atmosphere customization
- Improve performance and optimization
- Add more graphic options and settings
- Allow for custom rings and moons around planets


### Ultimate Coaster 3

[App page](https://appshunter.io/ios/app/ultimate-coaster-3/id6751155422)

Design and build your own roller coasters with realistic physics and advanced customization. Explore demo rides inspired by real-life attractions and share your creations with others. The only limit is your imagination.

**Highlights:** Create custom roller coasters, Realistic physics simulation, On-ride camera with multiple modes, Import and export creations, Terrain and scenery modification, Advanced customization options

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

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Twister Hyper (Staggered) | $2.99 | one-time |
| Twister Invert Coaster | $2.99 | one-time |
| Inverted Impulse Coaster | $2.99 | one-time |
| LIM Launched Coaster | $2.99 | one-time |
| Classic Hyper (3 Row) | $2.99 | one-time |
| Air Launch (Classic) | $2.99 | one-time |
| Twister Dive Coaster (10) | $2.99 | one-time |
| Single-Rail Coaster | $2.99 | one-time |
| Twister Wing Coaster | $2.99 | one-time |
| Twister Hyper Coaster | $2.99 | one-time |
| Air Launch (Modern) | $2.99 | one-time |
| Tilt Coaster | $2.99 | one-time |
| Sky Launch Coaster | $2.99 | one-time |
| Wooden (Articulated) | $2.99 | one-time |
| Twister Floorless Coaster | $2.99 | one-time |
| Rocket (Lapbar) Coaster | $2.99 | one-time |
| Hybrid Coaster (Classic) | $2.99 | one-time |
| Blitz (Lapbar) Coaster | $2.99 | one-time |
| Hybrid Coaster (Modern) | $2.99 | one-time |
| Classic Corkscrew Coaster | $2.99 | one-time |
| Rocket (OTSR) Coaster | $2.99 | one-time |
| All-Coaster-Types Pass | $19.99 | one-time |
| All-Coaster-Types Pass | $24.99 | one-time |


## Frequently asked questions

### Is Space Crash Simulator free?

Space Crash Simulator is free to download, with in-app purchases available.

### Is Ultimate Coaster 3 free?

Ultimate Coaster 3 is free to download, with in-app purchases available.

### Which has better reviews, Space Crash Simulator or Ultimate Coaster 3?

Space Crash Simulator is rated higher. Space Crash Simulator averages 4.5 out of 5 from 608 ratings, while Ultimate Coaster 3 averages 3.5 from 186 ratings.

### Do Space Crash Simulator or Ultimate Coaster 3 have ads?

Space Crash Simulator shows ads; Ultimate Coaster 3 does not.

### Which is updated more often, Space Crash Simulator or Ultimate Coaster 3?

Space Crash Simulator ships an update every 5 days, and Ultimate Coaster 3 every 4 days. Most recently, Space Crash Simulator was updated on October 18, 2026 and Ultimate Coaster 3 on October 17, 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.*