
Watch empires rise and fall, or intervene with godly powers, in GalactiWar, a space empire simulation sandbox game.
60+ similar titles based on shared tags and player behavior. Themes include Simulation, Sandbox, God Game, Singleplayer.

Watch empires rise and fall, or intervene with godly powers, in GalactiWar, a space empire simulation sandbox game.

Gaia Maker
Gaia Maker is a planet-wide simulation game of terraforming, based on real physics and geology. As the planet's overseer, wield advanced technologies to reshape barren planets into life-filled worlds. Foster animal life, cultivate civilizations, or destroy them. Their fate is in your hands.

Inspiral: Echoes of Gravity
Start as an asteroid, grow by absorbing other celestial bodies to become a planet, a star, and ultimately a black hole. Experience realistic gravity and orbital physics in an ever-evolving sandbox universe.
Gaia Maker is a planet-wide simulation game of terraforming, based on real physics and geology. As the planet's overseer, wield advanced technologies to reshape barren planets into life-filled worlds. Foster animal life, cultivate civilizations, or destroy them. Their fate is in your hands.
Why similar: God Game 32.9% ★, Sandbox 18.2%, Simulation 12.2%, Space Sim 10.3% ★, Space 9.3%
Start as an asteroid, grow by absorbing other celestial bodies to become a planet, a star, and ultimately a black hole. Experience realistic gravity and orbital physics in an ever-evolving sandbox universe.
Why similar: God Game 28.4% ★, Sandbox 16.7%, Space 16%, Space Sim 15.8% ★, Simulation 10%
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Why similar: God Game 22.2% ★, Sandbox 21.2%, Science 18.7% ★, Space 16.8%, Simulation 10.4%
Dynamic abstract sandbox universe. Changes and evolves as you do.
Why similar: Space 25.4%, Sandbox 22.2%, God Game 22% ★, Space Sim 10.1% ★, Simulation 8.7%
Play with evolution! Species: ALRE is a scientifically-grounded, emergent simulation of natural selection. Creatures evolve and speciate in response to in-game mutation and selection forces, allowing you to experience and tinker with evolution in real-time.
Why similar: God Game 36.1% ★, Sandbox 25%, Science 21.4% ★, Simulation 16.2%, Indie 0.8%
Galimulator is a galactic empire simulation and sandbox game. See how Empires rise and fall, and how the people in them climb through the ranks to bring prestige to their Dynasty. Then throw in an invasion of self replicating Smatter monsters if you want to spice things up.
Why similar: God Game 38.5% ★, Simulation 36.3%, Sandbox 25.2%
You've get a no people island. Then there is only one thing to do. Use your hands to increase the number of sheep.
Why similar: God Game 48.4% ★, Sandbox 25%, Simulation 21.9%, Top-Down 4.3%, Singleplayer 0.4%
PHYSARUM is a sandbox simulation game. Simulate the real world slime mold Physarum polycephalum by generating millions of living particles. Create and mutate slime species in real time to discover countless mesmerizing and emergent patterns.
Why similar: God Game 28.3% ★, Sandbox 24%, Science 23.5% ★, Simulation 16.9%, Procedural Generation 6.4%
Solar Smash: Annihilation is the ULTIMATE sandbox simulation game. Unleash galactic chaos with lasers, meteors, black holes, and many more crazy weapons. With stunning graphics, smooth gameplay and an exciting arsenal of destructive tools – the universe is your playground!
Why similar: God Game 40.1% ★, Sandbox 23.1%, Simulation 17.2%, Space 13.3%, Sci-fi 2.6%
pan·gaia is a whole-Earth sandbox fresh outta 1999. Sculpt your planet's climate, balance its ecology, design the perfect species for a niche, and maybe, lead them to sapience. Or... hurl meteors at them.
Why similar: God Game 34.1% ★, Sandbox 30.4%, Science 18.6% ★, Simulation 14.6%, 3D 2%
X-Tension is the eagerly awaited expansion pack to X: Beyond the Frontier. The expansion is not limited by a linear plot line but makes use of new ways to expand your empire. You can now take part in missions that are offered to you throughout the game.
Why similar: Simulation 23.3%, Space 22.6%, Space Sim 20.4% ★, Sandbox 15.9%, Economy 12.3%
READY FOR CRAFTING VIRTUAL WORLDS ON YOUR PC?The acclaimed world-building game featuring a unique mission-based approach is coming onto PC via Steam Early Access. With over 16 million players on mobile & tablets versions and 1,500,000 pixel blocks creations shared in the Online Gallery to date, this PC version is taking world...
Why similar: Sandbox 47.5%, God Game 36.2% ★, Simulation 14.6%, Indie 1.6%
Solar Sandbox is a space engine that allow for player to simulate n-body physics in space. Simulate large n-body physics or how would the Earth be effected by you changing it's orbit or how how many Jupiters you need to combine to get a star.
Why similar: God Game 34.2% ★, Sandbox 18.9%, Space 16.9%, Simulation 13.9%, Space Sim 13.2% ★
Immerse yourself in a world as exotically beautiful as it is dangerous in this modern God-Game where Nature is the Star!
Why similar: God Game 71.5% ★, Sandbox 15.4%, Simulation 12.6%, Singleplayer 0.5%
Manipulate climate, add plants and evolve creatures in this planet and life sandbox simulation game. From cells to civilizations, spread life throughout the whole planet. Or just enjoy watching your creation burn!
Why similar: God Game 38% ★, Science 20.1% ★, Sandbox 17.7%, Simulation 9.5%, Space 7.3%
Idol Hands is a strategy game where you gradually take over the world by guiding your people and defeating other gods.
Why similar: God Game 52.7% ★, Sandbox 25.8%, Simulation 20.3%, Indie 1.2%
In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.
Why similar: Space 33.6%, Simulation 22.5%, Space Sim 15.7% ★, Sandbox 14.8%, Economy 6.9%
A fictional universe sandbox/exploration game. 🪐☄️✨ Shape your own solar system by terraforming planets. Find new species and make beautiful ecosystems . . . or breed destruction with volcanos, lightning storms and wildfires!
Why similar: God Game 36% ★, Sandbox 17.4%, Space Sim 16.7% ★, Space 12.7%, Simulation 10.5%
An artificial life simulation about a robot cultivating ecosystems on the moons of a ruined planet. Grow fantastical plants and animals, facilitate their evolution, and gather resources while discovering the secrets of this strange world.
Why similar: God Game 29.5% ★, Sandbox 15.8%, Space Sim 15.1% ★, Science 14.7% ★, Space 10.8%
In Reus, you control powerful giants to shape the planet to your will. You can create mountains, oceans, forests and more. Enrich your planet with plants, minerals and animal life. There is only one thing on the planet that you do not control: mankind, with all their virtues and and all their vices.
Why similar: God Game 70.7% ★, Sandbox 16.2%, Simulation 10.5%, Indie 1.9%, Singleplayer 0.6%
Grow fluorescent cells that create mesmerizing emergent chaos. Simple mechanics hide deep complexity as cells evolve survival strategies through synergistic interactions. Catalogue successful lines and culture them to develop your own unique biology.
Why similar: God Game 43.1% ★, Sandbox 19.8%, Simulation 18.8%, Science 11.7% ★, Top-Down 3.9%
Welcome to Anima mundi! Build an ecosystem, populate your planet, & immerse in the lives of its creatures as they grow and evolve. Each planet holds unique species. Will you be able to uncover the mysteries of each one?
Why similar: God Game 39.5% ★, Sandbox 18.5%, Space 13.1%, Space Sim 12% ★, Simulation 10.7%
Cosmonautica is a fresh take on space trading in a procedurally generated universe, paired with quirky humor for your intergalactic enjoyment.
Why similar: Diplomacy 28.2% ★, Space Sim 14.3% ★, Space 14.2%, Economy 13.4%, Sandbox 11.8%
Elysian Eclipse is a Sandbox Evolution Simulator, letting you evolve from an amoeba into a space traveling sentient being. Create your own creatures, buildings and vehicles to conquer procedural planets. Turn the galaxy into your personal playground!
Why similar: God Game 39.6% ★, Sandbox 17.2%, Space Sim 14.7% ★, Space 13%, Simulation 9.4%
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
Why similar: Space 28.2%, Space Sim 20.3% ★, Sandbox 18.1%, Economy 14.4%, Simulation 14.2%
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
Why similar: Space 23.9%, Sandbox 21.7%, Science 21.6% ★, Space Sim 17% ★, Simulation 13.3%
Dive into a world of creation and discovery, where each element combines to form new ones. Experiment freely in this interactive sandbox. But be careful: every combination has its consequences..
Why similar: God Game 35.9% ★, Science 24.4% ★, Sandbox 23.8%, Simulation 12.3%, Sci-fi 1.9%
Add horror and humor to your universe. Make grotesque beasts or cuddly critters, then watch them do the robot, zombie walk, break dance and more! Includes over 100 new items. 60 New parts 48 New paint options 24 New animations
Why similar: God Game 48.5% ★, Simulation 25.9%, Sandbox 18%, Space 4.5%, Sci-fi 2.3%
This is a pixel sandbox game where you can place multiple different elements into the scene to create a unique little world.
Why similar: God Game 52.2% ★, Sandbox 24.3%, Simulation 23.2%, Singleplayer 0.4%
Galactic Simulator 2: Stargate is a roguelite simulation game inspired by the Fermi Paradox and the Great Filter. Pilot your ship, gather resources, build stargates, and discover other civilizations as you explore an ever-evolving galaxy.
Why similar: God Game 28.5% ★, Space Sim 17.3% ★, Space 17.3%, Sandbox 15.9%, Simulation 11.8%
MiniEco is a cozy top-down nature sim that combines laid-back idle gameplay, hands-on ecosystem management, and a hint of god-like power. Nurture or disrupt evolving species, shape their habitats, and watch as thousands of organisms adapt—or clash—in real time.
Why similar: God Game 37.1% ★, Science 23.7% ★, Sandbox 22.5%, Simulation 11.4%, Top-Down 3.8%
Take Your Creature From Zero To Galactic HeroGet out of your starship and turn your Spore creatures into legendary Space Captains. For the first time, beam down with your allies to take on action-packed, planetside adventures. Complete quests, collect rewards, and even create your own missions.
Why similar: God Game 29% ★, Space 23.8%, Sandbox 21.8%, Simulation 21.3%, Sci-fi 3.4%
Shape breathtaking worlds in Terra Firma 2, a vast simulation where your creations evolve through the forces of nature. Sculpt the land, then watch as weather, erosion, and life itself transform your world into a dynamic, living ecosystem- right down to every plant and creature.
Why similar: God Game 44.2% ★, Sandbox 23.2%, Science 16.8% ★, Simulation 13.6%, Indie 1.6%
Be the architect of your own universe with Spore, an exciting single-player adventure. From Single Cell to Galactic God, evolve your creature in a universe of your own creations.
Why similar: God Game 37.2% ★, Science 19.3% ★, Sandbox 17.4%, Space 14.1%, Simulation 9.4%
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
Why similar: Sandbox 24.2%, Space Sim 23% ★, Science 20.1% ★, Space 18.9%, Simulation 11.9%
Customize your own ant colony. Test its viability against starvation and predation. Pit rival colonies against each other and see who comes out on top. Do you like to watch ants go about their day?
Why similar: God Game 47.1% ★, Sandbox 28.3%, Simulation 18.2%, Procedural Generation 5.1%, Indie 0.8%
Satellite Command is a realistic, relaxing astrophysics simulator. Complete contracts with real data, launch and take control of ever more powerful Satellites, research advanced technology and build your Space Agency!
Why similar: Science 20.8% ★, Sandbox 18.6%, Space Sim 16.8% ★, Space 15.4%, Simulation 10.9%
In this physics-based particle sandbox, everything is in flux: water, steam, ice, magma, acid... Blast it. Wreck it. Build it!
Why similar: God Game 30.7% ★, Sandbox 26%, Science 25.5% ★, Simulation 16.9%, Indie 0.6%
Get ready for conquering the world as a God! Show compassion to those who have nothing and they will love you. Take from those who have everything and they will fear you. Gain worshipers, fight skepticism and make the Earth belong to the gods once again! Long live the Greek Gods!
Why similar: God Game 76.4% ★, Diplomacy 11.5% ★, Simulation 8.5%, Futuristic 1.7%, Indie 1.5%
My Little Cosmos is a light idle clicker game that runs quietly in the background. Keyboard input and mouse clicks from everyday computer use automatically drive the evolution of a universe, with inventory rewards dropping over time.
Why similar: God Game 30.5% ★, Space Sim 18.2% ★, Simulation 16.3%, Sandbox 14.2%, Space 13.3%
A collection of 3 relaxing simulators, never before released on PC. Grow the worlds, find all the endings.
Why similar: God Game 53.3% ★, Simulation 22.9%, Sandbox 22.7%, Indie 0.9%, Singleplayer 0.3%
It is the year 2938. The long wished-for encounter of the X Universe and the Earth holds both joy and sorrow for the people. Despite flourishing trade, the clash of the diverse races, cultures and life forms creates new tensions, mistrust and open conflict that need to be overcome!
Why similar: Space 33.1%, Sandbox 20%, Space Sim 16.8% ★, Simulation 15.6%, Economy 9.8%
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries. Then go beyond and conquer the galaxy!
Why similar: Science 23% ★, Sandbox 19.6%, Space 18.1%, Space Sim 16.2% ★, Simulation 11.2%
The origins of the world are yours to decide in this engaging and open-ended builder experience! Shape the geography, control the temperature, and give rise to diverse lifeforms. Witness the birth of an entirely new ecosystem, made with your very own hands!
Why similar: God Game 55.9% ★, Sandbox 26.2%, Simulation 17.5%, Singleplayer 0.5%
Kinetic Void is a 3D space adventure with a focus on customization and enjoyable space simulation. The shipyard allows players to construct their ship piece by piece. Ships can be as simplistic as a cockpit, a hull, a engine and a gun, or as complex as a player wants.
Why similar: Space 38.3%, Sandbox 24.2%, Simulation 20.1%, Space Sim 9.6% ★, Sci-fi 5.1%
Become a pioneer of spaceflight. As an engineer in the Soviet Space Program you will be responsible for repairing, fixing and building the iconic spacecraft and rockets from the R-7 family.
Why similar: Science 21.2% ★, Simulation 20.5%, Space Sim 17.6% ★, Sandbox 17.5%, Space 15.9%
Casual puzzle game on a cosmic scale. Build stars, planets and other cosmic objects. Evolve your cosmos using abilities of the stars from stellar winds to supernova.
Why similar: Sandbox 26.4%, Space 25.1%, Science 16.4% ★, Space Sim 14.4% ★, Top-Down 7.1%
Lord of Rigel is a turn-based 4X space strategy game inspired by the classics. In a galaxy divided by two elder races, will you unite with other species or forge your own path? Navigate galactic politics and defeat threats using espionage, research, and military force. How will you shape the galaxy?
Why similar: Diplomacy 25.8% ★, Sandbox 13.1%, Space 12.3%, Space Sim 12.2% ★, Economy 9.2%
Master the cockpit of highly realistic spacecraft in this Newtonian physics based sim. Take off from surface to space, plot a course between the planets and dock with space stations. Trade commodities or take shipping contracts to buy upgrades and optimize your build - every choice matters.
Why similar: Sandbox 23.7%, Simulation 19.1%, Space 17.9%, Space Sim 16.9% ★, Science 14.9% ★
Space Sim Tycoon – A sandbox transportation tycoon game where you can explore forbidden planets, gather resources, craft goods, and establish routes to manage your space empire.
Why similar: Sandbox 24.2%, Space Sim 22.6% ★, Simulation 22.2%, Space 12.5%, Economy 6.5%
Tidal Tribe is a relaxing god game that gives you the power to shape the terrain. Raise and lower the land to protect your villages from waves and floods, all while using that very same water to build lakes and rivers, turning the desert land into a lively forest of trees and bushes.
Why similar: God Game 46.9% ★, Simulation 26.3%, Sandbox 23%, Indie 3.2%, Singleplayer 0.6%
Interstellar Inn is a 2D hotel building and management sim in space.
Why similar: Sandbox 28.3%, Economy 19.7%, Space 16.7%, Space Sim 15.3% ★, Simulation 13.5%
The Human Race had advanced to the point where we could travel among the stars, we developed giant automated machines to help us colonise other worlds, but there was a fault in their programming and they turned and attacked. Forcing us to lay a trap to protect Earth and exiling the Human race to stay on Earth once again.
Why similar: Space 27%, Simulation 21.8%, Space Sim 18% ★, Sandbox 14.6%, Economy 12.9%
A relaxing evolution simulation where AI-driven block creatures move in unexpected ways. There are no complex ecosystems—just pure movement learning through a physics engine. Watch as these creatures scurry, stumble, and evolve in their own unique, unpredictable ways.
Why similar: God Game 38.9% ★, Science 17.8% ★, Sandbox 17.3%, Space 10.2%, Simulation 9.3%
The most scientifically accurate space warfare simulator ever made. Now with Steam Workshop!
Why similar: Space 26.3%, Science 25.1% ★, Simulation 21.7%, Space Sim 12% ★, Sandbox 8.8%
Woodland Empire is an anti-citybuilder; a natural take on the typical city building game. Instead of building roads and power lines, you'll control the wind, rain and sunlight to help your forest grow. Employ the help of woodland creatures to manage, upgrade and grow your empire.
Why similar: God Game 39.5% ★, Science 18.5% ★, Sandbox 18.1%, Economy 11%, Simulation 6.3%
Reactonix is a flexible and enjoyable simulation sandbox where every force is at your command. Create ecosystems alone or with friends, experiment with physics and watch life evolve—or start an apocalypse for the sake of science. Complete freedom to create and destroy is in your hands.
Why similar: God Game 38.3% ★, Science 24.3% ★, Sandbox 23.9%, Simulation 12.5%, Indie 0.6%
The world's first science-based photorealistic interactive 3D planetarium that models the entire Universe, using procedural generation for uncharted areas.
Why similar: Sandbox 20.8%, Science 19.1% ★, Space Sim 16.9% ★, Space 16.7%, Simulation 8.3%