# Planet Gravity - SimulateOrbit — Support by Inverse-square law

> Physics-based simulation game of asteroids and solar system creation. (iPhone/iPad app by Oscar Tsang.)

- Source: https://appshunter.io/ios/app/planet-gravity-simulateorbit/id1566504157 (this page in markdown: same URL + `.md`)
- Developer: [Oscar Tsang](https://appshunter.io/developer/416987065)
- Category: Entertainment, Education
- Price: $11.00 with in-app purchases
- Rating: 4.20/5 from 53 App Store ratings · 33 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.6 · 108 MB
- Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2021-05-10
- Data updated: 2026-09-01
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/planet-gravity-simulateorbit/id1566504157/reviews.md

## What is Planet Gravity?

"Planet Gravity" is a physical base game. We simulate asteroids flying over space. And create the solar system step by step.

On each level, we will have some missions for you to finished. The goal of this game is increase your interesting on universe and helping you to the pass the time.

And if you want to create the universe on your own freely, we have two games suggested to you. Find "myDream Universe" or "Sandbox Planet" on Appstore.

## Key features

- Physics-based gameplay
- Asteroid simulation
- Solar system creation
- Level-based missions
- Universe exploration

## Pricing and in-app purchases

Base price: $11.00.

**One-time purchases**

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


## Recent user reviews (10 of 33)

All indexed reviews: https://appshunter.io/ios/app/planet-gravity-simulateorbit/id1566504157/reviews.md

### 5/5 — ？？。

*2026-07-03*

游戏也是非常的简单，我已经通关了

### 5/5 — 更新

*2026-03-28*

可不可以快点更新

### 1/5 — Not really fun and really hard

*2025-10-01*

This game is a bootleg. This game doesn’t even let you simulate it. It just makes you have to do different challenges. It’s not really fun. It’s so bad I would put it in F tear I repeat this game is a bootleg.     Iulggyillggiiylggiulgiuhiilgiyguilui

### 5/5 — Make fill water bucket free

*2025-03-07*

Can you make fill water bucket free?

### 1/5 — Ads that interrupt game play

*2024-12-11*

I don’t know if you gotta pay for something but ads that break into game play is a pretty lame way to get me to buy or subscribe. I just uninstalled it.

### 5/5 — 我只玩到第八关

*2023-12-24*

：

### 4/5 — 为什么后面关卡要看广告？

*2023-08-04*

自从第10关后就得看广告了，而且你又没有时关全关掉看广告真的是

### 5/5 — 能看到小行星的轨迹和太阳

*2023-07-06*

很好玩能看到天体重力

### 5/5 — 难度很高

*2022-10-01*

太难了，前面单纯的双星啥的可以靠手速，第十六还是十七来着，要经过好多无序的星体的那个，纯纯是碰运气啊

### 4/5 — 把关卡变简单点吧

*2022-07-30*

这个游戏不错👍不过关卡有点难，能把关卡变简单点吗？

## Frequently asked questions about Planet Gravity

### What is Planet Gravity?

Planet Gravity is a physics-based game where you simulate asteroids flying through space and build a solar system. It aims to increase your interest in the universe and provide entertainment.

### How much does Planet Gravity cost?

Planet Gravity is a paid application priced at $11.00. This one-time purchase grants you access to the full game experience.

### What devices support Planet Gravity?

Planet Gravity is available on iPhone and iPad devices. It is designed to run on iOS platforms.

### What is the age rating for Planet Gravity?

Planet Gravity has an age rating of 4+, making it suitable for younger players and families. It is designed to be accessible and engaging for a broad audience.

### How often is Planet Gravity updated?

The latest version of Planet Gravity is 3.00, last updated on September 1, 2025. This indicates a commitment to ongoing development and improvements.

### Does Planet Gravity have ads?

Yes, Planet Gravity contains advertisements. These ads are integrated into the gameplay experience.

### Can I create my own universe in Planet Gravity?

While Planet Gravity focuses on simulating existing celestial bodies and missions, it suggests two other titles, 'myDream Universe' and 'Sandbox Planet,' for freeform universe creation.

### What do users like about Planet Gravity?

Based on its 4.4-star rating from 40 reviews, users likely appreciate the physics-based simulation and the educational aspect of learning about the universe. The game's focus on space and asteroid mechanics is a key draw.

## Version history (last 5 releases)

### 3.00 — 2025-09-01

- Bugs fixed

### 2.50 — 2024-02-09

- Bugs fixed

### 2.03 — 2022-09-23

- Bugs fixed

### 2.02 — 2022-05-24

- Bugs fixed

### 2.01 — 2022-01-26

- Bugs fixed

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## More apps by Oscar Tsang

- [Modern Ludo](https://appshunter.io/ios/app/modern-ludo/id441878713)
- [Future Ludo](https://appshunter.io/ios/app/future-ludo/id448180752)
- [Chinese Checker (Capture Mode)](https://appshunter.io/ios/app/chinese-checker-capture-mode/id454083579)
- [Realistic Chinese Checkers](https://appshunter.io/ios/app/realistic-chinese-checkers/id458239036)
- [Crazy Run](https://appshunter.io/ios/app/crazy-run/id472600909)
- [Findit - 200 Pictures](https://appshunter.io/ios/app/findit-200-pictures/id477163107)

All apps by Oscar Tsang: https://appshunter.io/developer/416987065

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*