Best Universe Sandbox Apps & Games

Milky Way: Cosmic Playground

Gravity and Universe Sandbox

Free

Explore the cosmos by smashing planets, building solar systems, and merging galaxies with realistic physics. This sandbox space simulator allows endless experimentation with gravity, matter, and imagination.

Solar System Maker

Solar System Simulator

Free

Create your own solar systems on your device. Experience the gravitational forces that govern planetary motion and learn about the universe. This app offers a beautiful, realistic, and interactive way to explore celestial mechanics.

Universe Gravity Simulator 3D

Universe Space Simimulator 3D

Free

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.

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.

Planet Crash Sandbox

Smash planets in 3D and AR

Free

Explore and interact with a realistic solar system simulation. Witness planets collide and create chain reactions based on real physics. Experience cosmic events in 3D or augmented reality, and capture stunning visuals of celestial destruction.

Melon: Sandbox

Create, test, destroy, repeat

Free

Engage in a chaotic sandbox experience with realistic ragdoll physics. Experiment with a vast arsenal of weapons and custom devices to create mayhem. Explore diverse maps and build your own playground for endless destructive fun.

Pocket Galaxy: Cosmos Sandbox

3D Planet & Gravity Simulator

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.

The Sun 3D

Interactive 3D Animation

Free

Explore the Sun in interactive 3D with detailed animations, narrations, and quizzes. Rotate, zoom, and navigate through complex scenes, with support for multiple languages and VR mode. Designed for students aged 8-18, but engaging for all.

Sandbox - Physics Simulator

Creative Sandbox World

Free

Explore a creative sandbox world where you can mix elements to discover their reactions and create dynamic environments. Experiment with physics, build structures, and witness exciting events like explosions and growth. New modes allow for planet destruction and life cycle simulation.

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.

Earth Sandbox

by Heechang Kim

Free

Explore the dynamic evolution of a planet by altering its core systems like climate and gravity. Trigger natural events and observe real-time population and ecosystem trends. This experimental simulation game offers unique outcomes with every interaction.

Stars and Planets - Astronomy

3D Universe simulator

Free

Explore a 3D universe with detailed celestial objects and spacecraft simulation. Journey to millions of stars, land on exoplanets, and delve into gas giants, all powered by NASA and ESA data. Discover the cosmos with an extensive database and global language support.

Cosmic Horizon: 3D Universe

Solar System, Stars & Galaxies

Free

Explore a vast 3D representation of the universe, from our solar system to the observable cosmos. Discover stars, galaxies, nebulae, and exoplanets based on real astronomical data. Navigate intuitively and learn about celestial objects.

Solar Walk Lite - Planetarium

Planets System & Astronomy 3D

Free

Explore our Solar System in an interactive 3D model. Discover celestial bodies with detailed information, real photos, and stunning visuals. This free app offers a pocket planetarium experience without requiring an internet connection.