# Crazy Orbits. Universe vs Space Crash Simulator

The clearest difference is in-app purchases: Crazy Orbits. Universe at none against Space Crash Simulator's 1. Crazy Orbits. Universe also leads on iOS requirement (8.1 vs 15.0). Space Crash Simulator's advantage is update cadence (every 5 days vs every 32 months). 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. Crazy Orbits. Universe asks for nothing beyond the download.

Crazy Orbits. Universe ships an update every 32 months, Space Crash Simulator every 5 days. The most recent releases landed on October 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Crazy Orbits. Universe | Space Crash Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (753 ratings)](https://appshunter.io/ios/app/space-crash-simulator/id6742357679/reviews)** |
| Number of ratings | — | **753** |
| Positive reviews | — | 81.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 32 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 68 MB | 254 MB |
| Requires iOS | **8.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Goncharenko](https://appshunter.io/developer/934710362) | [WPC](https://appshunter.io/developer/1681830786) |

## What reviewers say

### Crazy Orbits. Universe

[App page](https://appshunter.io/ios/app/crazy-orbits-universe/id1198182096)

**Features:** macOS Compatibility

**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 Crazy Orbits. Universe free?

Crazy Orbits. Universe 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 Crazy Orbits. Universe or Space Crash Simulator have ads?

Both Crazy Orbits. Universe and Space Crash Simulator show ads.

### Which is updated more often, Crazy Orbits. Universe or Space Crash Simulator?

Crazy Orbits. Universe ships an update every 32 months, and Space Crash Simulator every 5 days. Most recently, Crazy Orbits. Universe was updated on October 4, 2026 and Space Crash Simulator on October 28, 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.*