Best Space Sandbox Apps & Games

211+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated May 2026

Every iPhone needs a few good space sandbox apps. We benchmark 211+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Space Sandbox

Solar System Sim#1

Solar System Sim by WPC

Gravity Sandbox
Editor's Choice
🎮 Games
4.5😊(3.6K ratings)
FreeAdsIn-App Purchases
Solar System Sim screenshot 1
Solar System Sim screenshot 2
Solar System Sim screenshot 3
Solar System Sim screenshot 4
Solar System Sim screenshot 5
Solar System Sim screenshot 6

Simulate and explore celestial bodies within our solar system and beyond. Create your own solar systems, experiment with gravity and physics, and observe orbital mechanics in action.

What We Love

  • 🚀 Realistic simulation
  • 🚀 Detailed solar system
  • 🚀 Ability to create custom solar systems
  • 🚀 Impressive graphics

Room to Improve

  • 🐛 Crashes and glitches
  • 🔋 High battery consumption
  • 💰 Excessive ads
Solar Smash#2

Solar Smash by PARADYME LIMITED

Strong Contender
🎮 Games
4.8😊(383K ratings)
FreeAdsIn-App Purchases
#90in Games
Solar Smash screenshot 1
Solar Smash screenshot 2
Solar Smash screenshot 3
Solar Smash screenshot 4
Solar Smash screenshot 5

Unleash your destructive power on planets with a vast arsenal of weapons. From nuclear missiles and lasers to monstrous creatures and asteroids, obliterate celestial bodies in this engaging simulator.

What We Love

  • 🚀 Fun and satisfying
  • 👍 Great graphics
  • 👍 No ads
  • 👍 Offline playability

Room to Improve

  • 🐛 Occasional glitches and crashes
  • 💡 Lack of new content and updates
  • 💡 Limited planet and weapon options
Universe Gravity Simulator 3D#3

Universe Gravity Simulator 3D by KUNHAR GAMES LTD

Universe Space Simimulator 3D
Worth Considering
🎮 Games
3.8(63 ratings)
FreeIn-App Purchases
Universe Gravity Simulator 3D screenshot 1
Universe Gravity Simulator 3D screenshot 2
Universe Gravity Simulator 3D screenshot 3
Universe Gravity Simulator 3D screenshot 4
Universe Gravity Simulator 3D screenshot 5
Universe Gravity Simulator 3D screenshot 6

Explore and shape the cosmos in this 3D space simulator. Create galaxies, destroy planets, and engage in epic space battles. Experience realistic physics and stunning visuals as you journey through star realms.

More Space Sandbox apps to explore

4
Melon: Sandbox
Melon: Sandbox
Melon: Sandbox
Create, test, destroy, repeat
Free

Unleash your creativity in a chaotic sandbox game. Experiment with realistic ragdoll physics, a massive arsenal of weapons, and custom devices to create mayhem. Explore open worlds and build your own playground for destructive fun.

Realistic ragdoll physicsMassive arsenal of weaponsCustom device creation
🎮 Games
(130K)
free with in-app purchases
5
Milky Way: Cosmic Playground
Milky Way: Cosmic Playground
Milky Way: Cosmic Playground
Gravity and Universe Sandbox
Free
$14.99 | 100% OFF

Explore and simulate the universe with interactive space simulations. Manipulate gravity, witness planetary collisions, and create your own cosmic sandbox. Perfect for those curious about the cosmos.

Interactive space simulationsGravity manipulationReal-time planetary collisions
🔍 Reference
(1.6K)
free with in-app purchases
6
Pocket Galaxy: Gravity Sandbox
Pocket Galaxy: Gravity Sandbox
Pocket Galaxy: Gravity Sandbox
Universe Space Simulation Game
Free

Design and simulate your own universe with realistic physics. Customize planets, stars, and moons, then watch them interact. Destroy solar systems with powerful tools or explore the life that develops in your creations.

Create and customize your own universeSimulate realistic planet orbits and physicsDestroy solar systems with various tools
🎮 Games
(25K)
free with in-app purchases
7
Spaceflight Simulator
Spaceflight Simulator
Spaceflight Simulator
Rocket science made simple!
Free

Build and launch rockets to explore a realistic, open universe. Experience space exploration with accurate physics and a vast, explorable solar system.

Build custom rocketsRealistic orbital mechanicsExplore a scaled universe
🎮 Games
(97K)
free with in-app purchases
8
Stars and Planets - Astronomy
Stars and Planets - Astronomy
Stars and Planets - Astronomy
3D Universe simulator
Free

Explore the cosmos in a 3D universe simulator powered by NASA and ESA data. Journey to millions of stars, land on exoplanets, and delve into the mysteries of black holes and pulsars. Discover breathtaking landscapes and gain knowledge from cutting-edge space research.

3D universe simulationSpacecraft flight simulationExoplanet exploration
📚 Education
(1.1K)
free with in-app purchases
9
Space Crash Simulator
Space Crash Simulator
Space Crash Simulator
SPH Planet Collisions
Free

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.

Smoothed Particle Hydrodynamics (SPH) simulationReal-time planetary collisionsCustomizable simulation parameters
🎮 Games
(424)
free with in-app purchases
10
Playground In Space
Playground In Space
Playground In Space
Explore galaxy!
Free

Embark on an imaginative sandbox adventure to explore a boundless cosmos. Craft your own cosmic tales with a myriad of elements, including weapons, spacecraft, and characters. Embrace absolute freedom to navigate space, construct intricate galaxies, and sculpt celestial landscapes.

Cosmic explorationSandbox adventureGalaxy construction
🎮 Games
(1.4K)
ad-supported
11
WorldBox - God Sandbox
WorldBox - God Sandbox
WorldBox - God Sandbox
Best world building simulator!
Free

Create and shape your own pixel worlds with this god simulation sandbox game. Spawn creatures, build civilizations, and unleash powerful disasters or creative tools to watch life evolve. Experiment with various powers and enjoy offline play.

Create and spawn creaturesBuild and evolve civilizationsSimulate natural disasters
🎮 Games
(76K)
free with in-app purchases
12
TerraGenesis - Space Settlers
TerraGenesis - Space Settlers
TerraGenesis - Space Settlers
Terraform Universe Planets
Free

Simulate the terraforming of planets using real scientific principles. Cultivate life, manage resources, and build civilizations on various worlds, from our solar system to fictional planets and moons. Encounter alien life and defend your settlements from cosmic threats.

Idle planet building simulatorReal science from NASATerraform planets and moons
🎮 Games
(32K)
free with in-app purchases
13
Earth Editor
Earth Editor
Earth Editor
Sandbox game
Free

Create your own world by placing various elements like sand, water, and lava on a gravity field. This simulation game allows for boundless creativity in designing unique planetary landscapes. Explore the possibilities of a sandbox environment where you are the architect of your own planet.

World creation sandboxGravity field simulationPlace sand, water, seeds, lava
🎮 Games
(860)
ad-supported
14
Celestia - Space Simulator
Celestia - Space Simulator
Celestia - Space Simulator
3D interactive planetarium
Free

Explore the universe in real-time 3D. Visit planets, moons, star clusters, and galaxies, viewing them from any point in space and time. Customize your experience with expandable content and detailed simulations.

Real-time 3D space visualizationExplore planets, moons, stars, galaxiesAccurate solar system object positions
📚 Education
(303)
free with in-app purchases
15
Water Physics Simulation
Water Physics Simulation
Water Physics Simulation
Water/Ship Simulator & Sandbox
Free

Explore three distinct physics simulations: build and navigate ships, experiment with bomb explosions and water behavior in a sandbox, or observe the interactions of various elements. This free app offers creative building and destructive fun.

Water and liquid simulationsShip building and raft survivalBomb explosions and destruction sandbox
🎮 Games
(4.3K)
free with in-app purchases
16
Galaxy Space Simulator 3D
Galaxy Space Simulator 3D
Galaxy Space Simulator 3D
Solar System Simulator Sandbox
Free

Create and explore your own universe with a realistic 3D space simulator. Witness celestial bodies orbit, form asteroid belts, and customize planets with various textures and skins. Save, load, and share your cosmic creations with others.

Realistic 3D graphicsPhysics-based gravity simulationPlanet and star customization
🎮 Games
(457)
free with in-app purchases
17
Solar Walk 2 Ads+:The Universe
Solar Walk 2 Ads+:The Universe
Solar Walk 2 Ads+:The Universe
Solar System, Space Simulator
Free

Explore our Solar system with a detailed 3D model and interactive encyclopedia. Discover celestial events, track space missions, and view realistic models of spacecraft. This app offers a unique space experience with stunning visuals and up-to-date astronomy news.

3D Solar system modelInteractive space encyclopediaAstronomy calendar
🔍 Reference
(6.1K)
free with in-app purchases
18
SandBox - sand box
SandBox - sand box
SandBox - sand box
Powder physics playground
Free

Engage in a dynamic particle physics playground with full rotation. Discover how various elements interact to produce captivating outcomes, offering both creative freedom and educational opportunities.

Particle physics simulationElement interaction and combinationFull 3D rotation
🎮 Games
(39K)
ad-supported
19
Space Frontier 2
Space Frontier 2
Space Frontier 2
Space exploration game
Free

Embark on an epic space adventure across numerous solar systems and planets. Discover new technologies, customize your fleet with unique spaceship styles, and strive to rule the galaxy in this expansive exploration game.

50 Solar Systems to conquerHundreds of planets to colonize50 Spaceship technologies
🎮 Games
(47K)
freemium
20
myDream Universe - Build Solar
myDream Universe - Build Solar
myDream Universe - Build Solar
Documentary of Sandbox Planets
Free
$14.99 | 100% OFF

Create your own solar system by absorbing asteroids and planets. Grow your celestial bodies, earn in-game currency, and strategically absorb smaller masses to become the dominant force in the universe. Transform your sun into a neutron star or black hole and save up to 100 unique solar systems.

Absorb asteroids and planets to grow solar systemsEarn GP and mass by exploring the universeStrategic absorption of smaller mass planets
🎬 Entertainment
(917)
free with in-app purchases

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