# Space Crash Simulator vs Sand Trace

The clearest difference is in-app purchases: Sand Trace at none against Space Crash Simulator's 1. Sand Trace also leads on iOS requirement (13.0 vs 15.0). Space Crash Simulator's advantage is update cadence (every 5 days vs fortnightly). On price, ads and device support there is nothing between them.

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

Space Crash Simulator ships an update every 5 days, Sand Trace fortnightly. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Space Crash Simulator | Sand Trace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (608 ratings)](https://appshunter.io/ios/app/space-crash-simulator/id6742357679/reviews)** | — |
| Number of ratings | **608** | — |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 254 MB | 22 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WPC](https://appshunter.io/developer/1681830786) | [HSIANG-YU HUANG](https://appshunter.io/developer/1155900519) |

## 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 Trace

[App page](https://appshunter.io/ios/app/sand-trace-pixel-physics-sim/id6759260956)

**Features:** macOS Compatibility

**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 Trace free?

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

### Do Space Crash Simulator or Sand Trace have ads?

Both Space Crash Simulator and Sand Trace show ads.

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

Space Crash Simulator ships an update every 5 days, and Sand Trace fortnightly. Most recently, Space Crash Simulator was updated on October 14, 2026 and Sand Trace on October 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*