# AR UFO vs Space Crash Simulator

The clearest difference is in-app purchases: AR UFO at none against Space Crash Simulator's 1. AR UFO also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

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

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

## The numbers

| Metric | AR UFO | Space Crash Simulator |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 132 MB | 254 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Bart Wijsman](https://appshunter.io/developer/844350953) | [WPC](https://appshunter.io/developer/1681830786) |

## What reviewers say

### AR UFO

[App page](https://appshunter.io/ios/app/ar-ufo/id6475422901)

**In-app purchases:** none


### 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


## Frequently asked questions

### Is AR UFO free?

AR UFO is free to download, with no in-app purchases.

### Is Space Crash Simulator free?

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

### Do AR UFO or Space Crash Simulator have ads?

Space Crash Simulator shows ads; AR UFO does not.

### Which is updated more often, AR UFO or Space Crash Simulator?

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