# Space Crash Simulator vs Volcano Eruption Simulator

The clearest difference is in-app purchases: Volcano Eruption Simulator at none against Space Crash Simulator's 1. Space Crash Simulator's advantage is update cadence (every 4 days vs every 4 months). 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. Volcano Eruption Simulator asks for nothing beyond the download.

Space Crash Simulator ships an update every 4 days, Volcano Eruption Simulator every 4 months. The most recent releases landed on September 25, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Space Crash Simulator | Volcano Eruption Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (593 ratings)](https://appshunter.io/ios/app/space-crash-simulator/id6742357679/reviews)** | — |
| Number of ratings | **593** | — |
| Positive reviews | 82.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 184 MB | 12 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) | [Yaroslav Novytskyi](https://appshunter.io/developer/1668442756) |

## 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 |
| --- | --- | --- |
| No-Ads | $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


### Volcano Eruption Simulator

[App page](https://appshunter.io/ios/app/volcano-eruption-simulator/id6746356265)

**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 Volcano Eruption Simulator free?

Volcano Eruption Simulator is free to download, with no in-app purchases.

### Do Space Crash Simulator or Volcano Eruption Simulator have ads?

Both Space Crash Simulator and Volcano Eruption Simulator show ads.

### Which is updated more often, Space Crash Simulator or Volcano Eruption Simulator?

Space Crash Simulator ships an update every 4 days, and Volcano Eruption Simulator every 4 months. Most recently, Space Crash Simulator was updated on September 25, 2026 and Volcano Eruption Simulator on May 19, 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.*