# Planet simulation vs Space Crash Simulator

The clearest difference is rating: Space Crash Simulator at 4.5 against Planet simulation's 3.9. Space Crash Simulator also leads on update cadence (every 4 days vs every 7 months) and ratings volume (593 vs 164). Planet simulation's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.0). On price, review sentiment, ads and device support there is nothing between them.

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

Space Crash Simulator holds the better App Store score, 4.5 against 3.9. Both are backed by a comparable volume of ratings — 164 and 593 respectively. Written reviews point the same way: 74% of Planet simulation's written reviews are positive against 82% of Space Crash Simulator's.

Planet simulation ships an update every 7 months, Space Crash Simulator every 4 days. The most recent releases landed on September 19, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Planet simulation | Space Crash Simulator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (164 ratings)](https://appshunter.io/ios/app/planet-simulation/id356146219/reviews) | **[4.5 (593 ratings)](https://appshunter.io/ios/app/space-crash-simulator/id6742357679/reviews)** |
| Number of ratings | 164 | **593** |
| Positive reviews | 74.3% of reviews | **82.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 15 MB | 184 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DAN-BALL](https://appshunter.io/developer/348592290) | [WPC](https://appshunter.io/developer/1681830786) |

## What reviewers say

### Planet simulation

[App page](https://appshunter.io/ios/app/planet-simulation/id356146219)

Design and build your own solar system with various stars. Explore the fascinating world of gravity and recreate celestial bodies. A relaxing game for your spare time.

**Highlights:** Create your own solar system, Simulate gravity, Design with various stars, Reproduce celestial bodies, Relaxing gameplay

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Realistic gravity simulation
- 👍 Fun to mess around with
- 🎨 Visually appealing
- 🤖 Good for learning about planetary motion

**What reviewers complain about**

- 🐛 Planets often crash into the sun
- 🔍 Limited features and customization options
- 📢 Distracting ads
- 🤯 Confusing controls and UI

**Reported bugs**

- Planets sometimes disappear or behave erratically
- App crashes or freezes occasionally
- Scaling and scrolling issues

**Requested features**

- Add more celestial objects (black holes, supernovas, etc.)
- Allow for more complex orbits and binary systems
- Implement a save/load feature for solar systems
- Add a tutorial or help section
- Integrate with educational resources on astronomy


### 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


## Frequently asked questions

### Is Planet simulation free?

Planet simulation 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.

### Which has better reviews, Planet simulation or Space Crash Simulator?

Space Crash Simulator is rated higher. Planet simulation averages 3.9 out of 5 from 164 ratings, while Space Crash Simulator averages 4.5 from 593 ratings.

### Do Planet simulation or Space Crash Simulator have ads?

Both Planet simulation and Space Crash Simulator show ads.

### Which is updated more often, Planet simulation or Space Crash Simulator?

Planet simulation ships an update every 7 months, and Space Crash Simulator every 4 days. Most recently, Planet simulation was updated on September 19, 2026 and Space Crash Simulator on September 25, 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.*