# 火箭模拟器官方正版！ vs Planet Gravity

The clearest difference is price: 火箭模拟器官方正版！ at Free against Planet Gravity's $11.00. 火箭模拟器官方正版！ also leads on in-app purchases (none vs 1) and update cadence (every 3 months vs every 6 months). On ads and device support there is nothing between them.

火箭模拟器官方正版！ is free to download; Planet Gravity costs $11.00 up front. Planet Gravity sells 1 one-off in-app purchase. 火箭模拟器官方正版！ asks for nothing beyond the download.

火箭模拟器官方正版！ ships an update every 3 months, Planet Gravity every 6 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 火箭模拟器官方正版！ | Planet Gravity |
| --- | --- | --- |
| Price | **Free** | $11.00 |
| Rating | — | **[4.2 (54 ratings)](https://appshunter.io/ios/app/planet-gravity-simulateorbit/id1566504157/reviews)** |
| Number of ratings | — | **54** |
| Positive reviews | — | 44.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | — | Paid |
| Size | 9 MB | 129 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [磊 余](https://appshunter.io/developer/1352252243) | [Oscar Tsang](https://appshunter.io/developer/416987065) |

## What reviewers say

### 火箭模拟器官方正版！

[App page](https://appshunter.io/ios/app/id1513078283)

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

**In-app purchases:** none


### Planet Gravity

[App page](https://appshunter.io/ios/app/planet-gravity-simulateorbit/id1566504157)

Engage in a physics-based game simulating asteroid flight and solar system creation. Complete missions to explore the universe and pass the time. Discover other titles for freeform universe building.

**Highlights:** Physics-based gameplay, Asteroid simulation, Solar system creation, Level-based missions, Universe exploration

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Golden Pass | $2.99 | one-time |


## Frequently asked questions

### Is 火箭模拟器官方正版！ free?

火箭模拟器官方正版！ is free to download, with no in-app purchases.

### Is Planet Gravity free?

Planet Gravity costs $11.00, and also offers in-app purchases.

### Do 火箭模拟器官方正版！ or Planet Gravity have ads?

Both 火箭模拟器官方正版！ and Planet Gravity show ads.

### Which is updated more often, 火箭模拟器官方正版！ or Planet Gravity?

火箭模拟器官方正版！ ships an update every 3 months, and Planet Gravity every 6 months. Most recently, 火箭模拟器官方正版！ was updated on October 25, 2026 and Planet Gravity on October 24, 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.*