# Space Crash Simulator vs Sand & Sky

The clearest difference is rating: Sand & Sky at 5.0 against Space Crash Simulator's 4.5. Sand & Sky also leads on in-app purchases (none vs 1) and review sentiment (100% vs 81%). Space Crash Simulator's advantage is update cadence (every 5 days vs every 5 weeks) and ratings volume (761 vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Space Crash Simulator sells 1 one-off in-app purchase. Sand & Sky asks for nothing beyond the download.

Sand & Sky holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Space Crash Simulator has 761 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 81% of Space Crash Simulator's written reviews are positive against 100% of Sand & Sky's.

Space Crash Simulator ships an update every 5 days, Sand & Sky every 5 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Space Crash Simulator | Sand & Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (761 ratings)](https://appshunter.io/ios/app/space-crash-simulator/id6742357679/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sand-and-sky/id6761145704/reviews)** |
| Number of ratings | **761** | 3 |
| Positive reviews | 81.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Every 5 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 254 MB | 55 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [WPC](https://appshunter.io/developer/1681830786) | [Nicholas Bianchino](https://appshunter.io/developer/1883398265) |

## 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


### Sand & Sky

[App page](https://appshunter.io/ios/app/sand-and-sky/id6761145704)

Experiment with physics and materials in a creative sandbox. Drop, mix, and ignite various elements to discover surprising interactions and build unique creations. Enjoy a zen-like experience with realistic simulations and a variety of tools.

**Highlights:** Realistic fluid simulation, Gravity manipulation, Wind tool, Adjustable brush and speed, Undo and clear functions, Material interaction guide

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

**In-app purchases:** none


## Frequently asked questions

### Is Space Crash Simulator free?

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

### Is Sand & Sky free?

Sand & Sky is free to download, with no in-app purchases.

### Which has better reviews, Space Crash Simulator or Sand & Sky?

Sand & Sky is rated higher. Space Crash Simulator averages 4.5 out of 5 from 761 ratings, while Sand & Sky averages 5.0 from 3 ratings.

### Do Space Crash Simulator or Sand & Sky have ads?

Both Space Crash Simulator and Sand & Sky show ads.

### Which is updated more often, Space Crash Simulator or Sand & Sky?

Space Crash Simulator ships an update every 5 days, and Sand & Sky every 5 weeks. Most recently, Space Crash Simulator was updated on October 30, 2026 and Sand & Sky on October 31, 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.*