60+ similar titles based on shared tags and player behavior. Themes include Simulation, Sandbox, God Game, Singleplayer.
Once Upon The Universe is a god-game that takes you to the VERY beginning of creation. You begin the game just after the big bang, with nothing but an empty space and a lot of super hot hydrogen in the entire universe. Fill the universe with life and watch it thrive - or destory it.
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
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.
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 31.5% ★, Space Sim 26.2%, Space 15%, Sandbox 12.1%, Sci-fi 5.3%
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 40.2% ★, Space Sim 20.4%, Sandbox 16.1%, Space 10%, Simulation 6.8%
Biosphere Simulator is a planetary god game sandbox where you guide a dead volcanic world through billions of years of evolution. Seed life, shape ecosystems, unleash cataclysms, and watch civilizations rise from primordial microbes to spacefaring societies.
Why similar: God Game 39.9% ★, Life Sim 14.8%, Space Sim 14.6%, Sandbox 9.6%, Space 8.4%
Play god and create your own world in this complex simulation. Plate tectonics, wind and water erosion and plant life all develop and interact to produce a world that is viewable from a single tree to kilometres across.
Why similar: God Game 48.6% ★, Life Sim 18.3%, Sandbox 15.5%, Simulation 9.3%, Strategy 7.9%
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 71.9% ★, Sandbox 11.9%, Strategy 8.1%, Simulation 4.9%, Indie 2.6%
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: Space Sim 29.5%, God Game 23.9% ★, Space 15.5%, Sandbox 11.9%, Sci-fi 7.2%
Watch empires rise and fall, or intervene with godly powers, in GalactiWar, a space empire simulation sandbox game.
Why similar: God Game 40.2% ★, Space Sim 17.8%, Sandbox 17%, Space 13.3%, Simulation 7.6%
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: Space Sim 35.6%, Space 21.6%, Sandbox 12.5%, Simulation 11.6%, Sci-fi 9.5%
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 40.3% ★, Space Sim 24%, Sandbox 12.7%, Space 11.7%, Sci-fi 6.1%
Dynamic abstract sandbox universe. Changes and evolves as you do.
Why similar: Space 25.4%, God Game 25.1% ★, Space Sim 18.6%, Sandbox 18.2%, Sci-fi 4.9%
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 36.4% ★, Space Sim 22.7%, Space 15.9%, Sandbox 14.6%, Simulation 6.8%
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 76.8% ★, Sandbox 12.1%, Simulation 6.3%, Strategy 4.3%, Singleplayer 0.5%
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 38.1% ★, Space Sim 28.6%, Sandbox 13.4%, Space 11.8%, Simulation 5.1%
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 57% ★, Sandbox 20.3%, Strategy 10.9%, Simulation 10.1%, Indie 1.7%
The hit mobile game Interstellar Pilot 2 has come to Steam. Join the TEF forces heading to the Gatopean sector to find a new home for mankind. Play how you like in this open world space-sim developed by Pixelfactor.
Why similar: Space Sim 38.4%, Sandbox 19%, Space 13.4%, Strategy 10.4%, Simulation 10.3%
idle sandbox game Create and expand your faction. Deploy various units, manage gold resources, and expand your territory. Guide your units through progressive level breakthroughs. Freely combine a variety of weapons (such as swords, staffs, etc.) and magic to shape each unit’s unique combat style.
Why similar: God Game 55.6% ★, Sandbox 18.3%, Simulation 11.6%, Strategy 7.7%, Pixel Graphics 6.3%
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: God Game 40.2% ★, Sandbox 38.3%, Simulation 7.5%, Pixel Graphics 6.6%, Strategy 5%
Build stellar rollercoasters across alien worlds, carve tunnels through planets, and launch trains into orbit. Customize every track element, scenery decoration, and environment before subjecting riders to the forces of the universe! The galaxy is your theme park!
Why similar: God Game 32% ★, Space Sim 21.7%, Sandbox 15.2%, Space 12.7%, Strategy 6.4%
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 32.1% ★, Space Sim 26.6%, Life Sim 15.2%, Sandbox 12.5%, Space 10.3%
The Fermi Paradox is a choice-driven sci-fi narrative strategy game in which your decisions in one corner of the galaxy can upend entire civilizations in another. Guide species through millennia and help them explore the vastness of space, make contact and, perhaps, create harmony.
Why similar: God Game 41% ★, Space Sim 31.1%, Space 11%, Sci-fi 7.6%, Strategy 4.4%
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 Sim 35.6%, Space 27.2%, Sandbox 14.2%, Sci-fi 8.3%, Simulation 7.1%
Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.
Why similar: Space 29.6%, Space Sim 24.5%, Sandbox 18.4%, Simulation 9.7%, Sci-fi 7.8%
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 43.4% ★, Space Sim 21.4%, Sandbox 14.8%, Space 12.7%, Simulation 5.4%
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 47.4% ★, Sandbox 20.1%, Space 15.2%, Simulation 9.2%, Sci-fi 5.6%
Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.
Why similar: Space Sim 36.8%, Space 25.9%, Sandbox 11.6%, Sci-fi 7.9%, Simulation 7.4%
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 33.5%, Space Sim 28.9%, Sandbox 12.2%, Sci-fi 12%, Simulation 11.7%
Astrox Imperium is a relaxing space game where you fly around a generated universe. Mining, Fighting, Building, Exploring, and Surviving. What makes this game unique? You have complete control of how it plays. A robust sandbox and lots of MOD tools. Make it your game, and play it your own way.
Why similar: Space Sim 37.4%, Space 29.6%, Sandbox 16.2%, Simulation 7.9%, Sci-fi 5.8%
A cozy houseplant simulation where every plant is alive. Grow, water, prune, and train unique species. Apply buff cards to push plants beyond their natural limits and create your own species with a capable plant editor.
Why similar: God Game 60.4% ★, Sandbox 19.8%, Simulation 12.4%, Pixel Graphics 6.9%, Singleplayer 0.4%
An interactive experience of creating entire stellar systems, planets and civilizations, playing as the supreme God of this Universe. Build colossal worlds from molecules. Evolve advanced civilizations from simple bacteria. Experience an amazing, rich and detailed gameplay, writing your own story.
Why similar: God Game 52.5% ★, Space Sim 22.9%, Strategy 8.6%, Simulation 8.3%, Space 7.5%
A "small" universe simulation, where you play as a black hole and try to absorb the whole universe. You decide the size and shape of the universe. Could also be used as a less meaningful CPU benchmark.
Why similar: Space Sim 53.7%, Space 21.6%, Sandbox 11.8%, Simulation 10.5%, Indie 2%
Pilot your ship across a procedurally generated star map as corruption spreads inward. Each sector holds a stabiliser; protect it from raiders and pump energy into its shields. Jump between nodes, prioritise threats, and manage energy. Hold the line until time runs out, or be consumed by corruption.
Why similar: Space Sim 49.5%, Space 26.2%, Strategy 12%, Sci-fi 7%, Simulation 4.8%
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 59.2% ★, Sandbox 22.1%, Simulation 12.3%, Pixel Graphics 5.8%, Singleplayer 0.5%
I am excited to release my first game on Steam! SimpleRockets was released in 2013 for mobile and I've put a ton of work into it to get it ready for PC and Mac. It was inspired by KSP, and it offers a simpler 2D experience for building rockets and exploring space with realistic orbital mechanics.
Why similar: Space Sim 48.1%, Sandbox 23.5%, Space 13.4%, Simulation 12.1%, Indie 2.9%
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: Space Sim 31.1%, God Game 24% ★, Sandbox 16.7%, Space 16.1%, Simulation 5.9%
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 32.1%, Space Sim 29.8%, Sandbox 15.9%, Sci-fi 8.4%, Simulation 7.9%
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 49.6% ★, Sandbox 23.2%, Simulation 20.5%, Strategy 6.7%
In the midst of a seemingly hopeless war among the stars, take control of highly customizable spacefighters to experience classic space combat action throughout a story-driven campaign.
Why similar: Space Sim 56%, Space 22.7%, Sci-fi 11.5%, Simulation 6.9%, Indie 2%
We have built a mini universe with real physics basis, simulation and imagination. The game uses realistic environments and models to tell a story of a mini universe.
Why similar: Space Sim 45.3%, Space 19.2%, Sandbox 16.9%, Sci-fi 10%, Simulation 6%
Trade your wares and eliminate the competition in a cutthroat world. Buy new ships and stations to mine and haul resources. Explore the vast emptiness of space.
Why similar: Space Sim 55.6%, Space 24.8%, Simulation 8.7%, Strategy 8.1%, Indie 2.8%
A space civilisation management game. Play as a Galactic Caretaker, controlling the growth of developing civilisations. Ensure each society reaches their galactic exploration potential….but not before they are ready.
Why similar: God Game 45.6% ★, Space Sim 35.5%, Space 7.6%, Simulation 6.4%, Sci-fi 4.8%
Awaken an Auton in Turis Station, a retro-fantasy sci fi adventure where your choices shape your destiny—one can of BLAND at a time!
Why similar: God Game 41.9% ★, Sandbox 15.7%, Space 15.7%, Life Sim 12.6%, Sci-fi 7.1%
Evolo.Evolution - an exciting strategy in real time with elements of the sandbox. Go through several stages of evolution, from the usual rabbit, to the local ruler of these lands. Fight other sentient beings and build your tribe.
Why similar: God Game 49.1% ★, Sandbox 17.5%, Strategy 12.9%, Simulation 9.1%, Pixel Graphics 6.9%
Lead an expedition into an unexplored solar system. Build rockets, aircraft, and other vehicles, discover new worlds, gather resources, complete missions, unlock technology, and grow a colony of tiny purple Klorps in this spaceflight sandbox.
Why similar: Space Sim 43.5%, Space 21.5%, Sandbox 18%, Simulation 11.8%, Sci-fi 4.9%
Build up a world piece-by-piece using the power of the god-like Fates, while keeping them happy enough to avoid world-shattering temper tantrums!
Why similar: God Game 62% ★, Strategy 12.9%, Simulation 11.5%, Pixel Graphics 9.1%, Indie 4.5%
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 Sim 32.2%, Space 26.3%, Sandbox 11.7%, Simulation 11.1%, Sci-fi 10.1%
Our goal is to depict the possibilities of space exploration & combat within a realistic environment- to emphasize the "science" in science-fiction. Key features to include: proper orbital mechanics for all objects in space, detailed ship system control, functionality, inter-dependency & damage reaction.
Why similar: Space Sim 67.9%, Space 17.1%, Simulation 14.9%
X²: The Threat is of a new generation of space simulator games, you play the role of Julian Gardna who continues the story set by X: Beyond The Frontier. The updated graphics engine gives the universe a fresher feel with newly designed ships and stations adding to the complexity of the universe.
Why similar: Space Sim 30.7%, Space 29.4%, Sandbox 13.4%, Sci-fi 9.4%, Strategy 8.8%
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
Why similar: Space Sim 35.3%, Space 29.8%, Sandbox 13.7%, Simulation 10.1%, Sci-fi 8.8%
Take to the skies and explore a lush world in Bird's Eye Odyssey, a captivating 3D adventure game. Play as a bird protagonist on a quest to uncover the truth about his banishment, and complete tasks like collecting rings, driving a tank, and discovering hidden objects.
Why similar: God Game 40.7% ★, Space Sim 21.7%, Life Sim 17.7%, Sandbox 14.1%, Simulation 5.4%
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 33.2% ★, Space 24%, Sandbox 18.1%, Simulation 11.3%, Sci-fi 7%
Simmiland is a god-like card game. In this game you indirectly influence a small civilization by manipulating their surroundings by playing cards 🃏🃏🃏 Playing cards on different biomes and objects will result in different findings. The way you play the game will define how mankind will develop!
Why similar: God Game 69.3% ★, Simulation 14%, Pixel Graphics 7.8%, Indie 4.9%, Strategy 3.8%
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 60.1% ★, Sandbox 20.3%, Simulation 12.3%, Pixel Graphics 6.9%, Singleplayer 0.4%
Create a vast, living fantasy world: heroes, creatures, quests and events; cultures, religions and factions; overworlds, interiors and dungeons-filled with stories, wars and choices.
Why similar: God Game 51.5% ★, Sandbox 17.4%, Life Sim 15.9%, Simulation 5.6%, Pixel Graphics 5.3%
Caught in the middle of a violent conflict on the fringe of the galaxy — your ability to survive will depend on your piloting skills and combat savvy as a mercenary space fighter. But, as you explore the vastly detailed world of Tachyon: The Fringe, you will often find that the most powerful weapon on your ship is in your head.
Why similar: Space Sim 59.9%, Space 23.5%, Simulation 16.6%
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 38.1%, Sandbox 19.8%, Space Sim 17.5%, Simulation 10.4%, Sci-fi 10.3%
Gravitation is a sandbox simulation set in the vastness of the cosmos and built on the laws of real-world physics.
Why similar: Space Sim 44.1%, Sandbox 18.1%, Strategy 12.2%, Simulation 11.9%, Space 11.8%
Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!
Why similar: Space Sim 50.6%, Space 20.4%, Sandbox 17.1%, Simulation 7.5%, Sci-fi 2.8%
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: Space Sim 41.1%, Sandbox 19.7%, Space 12.4%, Simulation 11.5%, Strategy 7.8%
