# Pocket Galaxy: Gravity Sandbox — Universe Space Simulation Game

> 3D sandbox simulation game for creating and destroying universes with realistic physics. (iPhone/iPad app by Pocket Labs UK.)

- Source: https://appshunter.io/ios/app/pocket-galaxy-gravity-sandbox/id1248321746 (this page in markdown: same URL + `.md`)
- Developer: [Pocket Labs UK](https://appshunter.io/developer/1214937202)
- Category: Games, Education, Action, Simulation
- Price: Free
- Rating: 4.60/5 from 25,417 App Store ratings · 2,084 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.0 · 133 MB
- Languages: American English
- Released: 2017-06-17
- Data updated: 2026-08-28
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/pocket-galaxy-gravity-sandbox/id1248321746/reviews.md

## What is Pocket Galaxy?

If you had the power, how would you create the solar system? What planets or stars would you choose? How would you place them in orbit? Are you interested in Astronomy and looking for a powerful yet easy to use 3d simulation sandbox game, to create and simulate a whole new galaxy with realistic physics rules? Then you’ve come to the right place. My Pocket Galaxy, the 3D sandbox game, provides you the ultimate power to explore the infinite space and simulate your own universe where you customise each different planet, gas giant, and star. Destroy on an unimaginable scale.

Create Your Own Universe
Build your own universe, and simulate all the planet orbits in infinite space with this realistic physics sandbox. Customize your entire solar system down to the individual star, planet, and moon. Give your alien planet repulsive gravity or even create a replica of the Earth, your imagination is the limit.

Destroy an entire Solar System 
Become the ultimate planet destroyer or solar smasher, in the best galaxy destruction game! Tap in space to unleash a barrage of asteroids on an unsuspecting world. Destroy planets using a solar ray or freeze them with the ice ray.

Realistic Gravity Simulation
See how your pocket universe plays out over time with the in built realistic physics simulator. Observe as your creations flourish or collapse into destruction. Intervene like a god with physics tools to affect the orbit of planets, heat them up, cool them down or explode them!

Explore And Unlock
With endless variations of planets, stars ,and more; you’ll never run out of creative options. Smash planets together and affect planet conditions to unlock new types. Explore how life develops in your solar system through the planet journal.

Star Features
Space game with beautiful 3d graphics, realistic gravity, and destruction simulation.
Huge variety of particles, procedural planets, gas giants and stars.
Unlimited customization.
Gravity simulator with realistic orbit physics.
Screenshot your universe and share it with family and friends.
Unlock new achievements for your world building.
Interactive journal to track your universe sandbox.
Save and load games.

The astronomy game formerly known as Pocket Universe

## Key features

- Create and customize your own universe
- Simulate realistic planet orbits and physics
- Destroy solar systems with various tools
- Explore and unlock new planet types
- Beautiful 3D graphics and space simulation
- Save and load your universe creations

## What do users think of Pocket Galaxy?

Overall sentiment: positive

**Pros**

- 🚀 Great game
- 🚀 Amazing
- 👍 Fun and entertaining
- 👍 Realistic graphics and physics
- 👍 Allows creating own solar systems
- 👍 Satisfying to watch collisions and explosions

**Cons**

- 🐛 Difficult to get planets into stable orbits
- 🐛 Planets often get pulled out of habitable zones
- 🔒 Limited number of planets/objects without watching ads
- 🐛 Confusing or unintuitive controls
- 🐛 Occasional bugs and glitches

**Commonly reported bugs**

- Planets sometimes disappear or get stuck out of bounds
- Wormholes cause app to become unresponsive
- Collision effects can obscure the screen
- Planet orbits sometimes behave erratically

**Most requested features**

- Add more types of stars (red/blue dwarfs, supergiants, neutron stars, etc.)
- Improve planet/moon orbiting mechanics
- Increase camera zoom and viewing distance
- Add ability to customize planet atmospheres and life
- Implement space exploration and colonization features
- Improve visual effects for collisions and celestial events
- Remove or increase planet/object limit
- Add more detailed planet/star information and statistics

## Recent user reviews (10 of 2,084)

All indexed reviews: https://appshunter.io/ios/app/pocket-galaxy-gravity-sandbox/id1248321746/reviews.md

### 5/5 — Great

*2026-08-22, version 1.7*

Great sandbox game lots of realistic stuff

### 5/5 — cool

*2026-08-19, version 1.7*

this is what my brother plays

### 5/5 — Awesome

*2026-08-18, version 1.7*

I didn’t know the Pluto not unlocking thing was a bug, I only found out just now. No wonder my tablet doesnt have Pluto, except I keep my tablet dead most of the time so I just play this one
But other than that the game is awesome

### 5/5 — Make this have NO ADS.🚫

*2026-08-17, version 1.7*

I hate ads. Plus, Make the App Store delete Duolingo.

### 5/5 — Really cool app

*2026-08-15, version 1.7*

Read the title

### 5/5 — Space

*2026-08-14, version 1.7*

Space is kewl

### 5/5 — The crispy bacon (2)

*2026-08-13, version 1.7*

I love this it’s so fun and addicting and it’s better than Roblox!

### 5/5 — Theo’s

*2026-08-13, version 1.7*

Awsome 
😃😃😃😃😃😃

### 5/5 — How to get Solar system planets?

*2026-08-12, version 1.7*

I Don’t Know how except hello and 5

### 4/5 — Ist eins meiner ersten Videospiele

*2026-08-11*

Die größte Stärke von Spiel ist die Auswahl der Planeten aber es gibt ein Bug wo nachdem man Ein Spiel gespeichert hat es komplett glitcht

## Frequently asked questions about Pocket Galaxy

### What is Pocket Galaxy: Gravity Sandbox?

Pocket Galaxy: Gravity Sandbox is a 3D simulation game where you can create and customize your own universe. You have the power to design planets, stars, and moons, and then simulate their interactions using realistic physics rules. It allows for both creation and destruction on a cosmic scale.

### What are the key features of this space simulation game?

Key features include unlimited customization of celestial bodies, a realistic gravity simulator for planet orbits, the ability to destroy entire solar systems with various tools, and an interactive journal to track your universe's development. It also boasts beautiful 3D graphics and procedural generation for endless creative options.

### Is Pocket Galaxy: Gravity Sandbox free to play?

The application is free to download and play. While the description mentions in-app purchases, it does not specify what these purchases entail. The core functionality of creating and simulating your universe is available without immediate cost.

### What kind of devices is Pocket Galaxy: Gravity Sandbox compatible with?

The application is designed for mobile devices. While specific operating system versions are not detailed, it is generally available for smartphones and tablets that support its 3D graphics and simulation requirements.

### Who would enjoy playing this universe creation game?

This game is ideal for anyone with an interest in astronomy, physics, or creative sandbox experiences. Players who enjoy building, experimenting with complex systems, and witnessing the outcomes of their designs, as well as those who like destructive simulation elements, will find this app engaging.

## Version history (last 5 releases)

### 1.7 — 2021-04-26

- Bug fixes & performance improvements
- Fixed Pluto not unlocking.
- Added data privacy consent for data protection law compliance.

### 1.6 — 2018-10-22

Various bug fixes.

### 1.5 — 2018-09-03

We have re-branded the app from Orbit Sandbox Universe Express to Planet Smash : Gravity Sandbox.
We have an update in the pipeline to add extra achievements, nebula painter and more objects in the near future.

### 1.4 — 2018-08-09

We have rebranded the app from Pocket Universe to Orbit Sandbox Universe due to a recent dispute.

We have an update in the pipeline to add repulsive gravity, extra achievements, nebula painter and more objects in the near future.

### 1.3 — 2017-12-14

In This Update:
- Special Christmas objects
- Auto-populate solar system with 1-10 planets when placing in a star
- Added heat ray power to make things hotter until they explode.
- Added cold ray power to make things colder.
- Time now pauses when launching a planet, suns, moon etc.
- When following an object, launches are now relative to the velocity of that object.
- Asteroid placement tool.
- Minor bug fixes.
Coming Soon:
- Nebula tool.
- Show/Hide user interface button.
- Better star collisions.
- Roche limit effects.
- More life mechanics.

## Apps similar to Pocket Galaxy

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Pocket Galaxy: Space Sandbox](https://appshunter.io/ios/app/pocket-galaxy-space-sandbox/id1214937203) | 4.8 (9,937) | $3.99 | Games |
| [WorldBox - God Sandbox](https://appshunter.io/ios/app/worldbox-god-sandbox/id1450941371) | 4.7 (76,746) | Free | Games |
| [Spaceflight Simulator](https://appshunter.io/ios/app/spaceflight-simulator/id1308057272) | 4.8 (97,457) | Free | Games |
| [TerraGenesis - Space Settlers](https://appshunter.io/ios/app/terragenesis-space-settlers/id1039841501) | 4.6 (32,596) | Free | Games |
| [Solar Smash](https://appshunter.io/ios/app/solar-smash/id1495723103) | 4.8 (389,200) | Free | Games |
| [Solar System Sim](https://appshunter.io/ios/app/solar-system-sim/id6447612221) | 4.5 (4,073) | Free | Games |

## More apps by Pocket Labs UK

- [Pocket Galaxy: Space Sandbox](https://appshunter.io/ios/app/pocket-galaxy-space-sandbox/id1214937203)

All apps by Pocket Labs UK: https://appshunter.io/developer/1214937202

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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 2026-08-28.*