60+ similar titles based on shared tags and player behavior. Themes include Simulation, Space Sim, Space, Sandbox.
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.
Perihelion
Perihelion lets you run your own rocket engine shop. Take over an abandoned desert airfield, design realistic, unique engines, then test them!
X: Tension
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.
Perihelion lets you run your own rocket engine shop. Take over an abandoned desert airfield, design realistic, unique engines, then test them!
Why similar: Space Sim 29.6%, Sandbox 19.1%, Simulation 17.4%, Building 7.4%, Management 5.8%
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 29.9%, Simulation 22.1%, Space 13.5%, Sandbox 11.7%, Strategy 10%
Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!
Why similar: Space Sim 20%, Automation 13.6%, Sandbox 10.8%, Building 10.1%, Space 9.3%
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 33.1%, Simulation 20.3%, Sandbox 15.3%, Space 12.1%, Building 8.5%
Build and manage your own space company. Design missions, launch satellites, and expand your influence across Earth’s orbit.
Why similar: Space Sim 29.3%, Simulation 18.8%, Sandbox 15.7%, Strategy 11.3%, Automation 6.6%
Dive into a hardcore space station simulation and overcome the unforgiving environment of space. You must build and manage your station under the pressures of life, economics, and thermodynamics. Rise to power through economic leverage or ruthless military might.
Why similar: Space Sim 30.9%, Sandbox 17.3%, Simulation 14.7%, Management 8.4%, Building 7.1%
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 32.4%, Simulation 19.7%, Sandbox 17.9%, Strategy 12.2%, Space 8.4%
Interstellar Inn is a 2D hotel building and management sim in space.
Why similar: Space Sim 22.8%, Sandbox 14.3%, Management 11.5%, Simulation 11.5%, Building 10.3%
A simulation sci-fi game where players take on the role of the project manager of a space elevator project. They will progressively achieve project phase goals and ultimately accomplish the ultimate goal of constructing a Mars colonization spacecraft.
Why similar: Space Sim 36.2%, Simulation 22.7%, Strategy 13.6%, Building 9%, Space 8.5%
Take the reins of the newly founded Office of Interstellar Production, annex newly discovered star systems, mine resources and refine quality components to build mighty warships to deliver to the unceasing needs of the Navy. A chill sandbox resource management game.
Why similar: Space Sim 32.1%, Simulation 19.1%, Sandbox 8.6%, Building 7.3%, Resource Management 7.1%
Lead a spaceyard: juggle contracts, design, prototype, and build all types of ships—from single-seat fighters to giant cruisers. Create custom vessels to meet precise client specs, then take the helm yourself to prove their worth.
Why similar: Space Sim 30.9%, Simulation 15.4%, Sandbox 12.3%, Space 12.1%, Building 10.9%
Manage your workers, stations, machines and create awesome stuff as your little big workshop grows into your dream factory!
Why similar: Simulation 23%, Strategy 13.2%, Management 12.1%, Building 12%, Automation 11.7%
Survive against a relentless horde in a single-player space sandbox blending factory automation, RTS combat, and deep RPG progression. Pilot humanity's last ark, the Mothership, on a desperate mission back in time to build a fleet powerful enough to change the destiny of the galaxy.
Why similar: Space Sim 27.4%, Sandbox 14.4%, Automation 11%, Management 8.5%, Simulation 6.7%
Build and automate your own industrial space empire. Mine asteroids, manage logistics, expand production lines with drones and conveyors, explore new sectors through wormholes, and grow your mining operation across the galaxy.
Why similar: Space Sim 19.9%, Automation 13.2%, Sandbox 10.6%, Space 10.3%, Management 8.6%
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 25.8%, Simulation 20.1%, Space 15.7%, Sandbox 10.5%, Strategy 8.9%
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 30.6%, Space 17.4%, Simulation 13.8%, Sandbox 13.6%, Strategy 8.1%
Build your space station, design your own ships, and explore relaxed sci-fi sectors in Astrosphere. Gather resources, research new technologies, and shape your journey through the cosmos at your own pace.
Why similar: Space Sim 28.6%, Sandbox 11.2%, Building 10.6%, Simulation 9.9%, Management 9.1%
🚀 Become a Space Pioneer by building and managing a station of your own on the orbit of distant planets! Focus on design and management or fulfill objectives to progress. 🛰️ Explore, Build and Prosper!
Why similar: Space Sim 22.3%, Space 11.2%, Automation 10.4%, Sandbox 9.6%, Building 8.6%
You are the supreme commander who directing the construction of a galactic space base. You need to manage the living and administrative needs of the space base residents, establish the industrial chain for space docks and starship, and ultimately complete a dream starship.
Why similar: Space Sim 32.8%, Simulation 17.9%, Automation 13.9%, Building 13.6%, Strategy 8.1%
As CEO, build your corporate empire! Design space-efficient factories in a grid-based puzzle system. Fund cutting-edge research to optimise production, master complex supply chains, and dominate a living interstellar economy.
Why similar: Automation 13.3%, Management 12.1%, Simulation 10.8%, Building 10%, Space Sim 9.5%
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 Sim 21%, Space 18.9%, Simulation 18.8%, Sandbox 17.6%, Strategy 8.7%
Factory management and sandbox base building in zero-g environment. Survive, expand and then dominate space industrial market. Build large scale resource processing plant completely from nothing.
Why similar: Space Sim 21.7%, Sandbox 14.4%, Automation 14.1%, Building 11%, Space 9.1%
Fly a rented corporate vessel in a procedurally-generated universe, navigate risky routes, profit from changing markets before the opportunity disappears and you lose it all. Take jobs, navigate the markets, smuggle, lie. Do everything in order to keep flying.
Why similar: Space Sim 43.1%, Simulation 23.5%, Space 6.6%, Strategy 6.2%, Economy 5.7%
Space Station Continuum is a building & management sim inspired by the past, present, and future of humans in space.
Why similar: Space Sim 24.1%, Sandbox 12.3%, Building 9.9%, Simulation 9.4%, Space 8.8%
A survival engineering game where you build life support habitats, mine resources, and automate production chains on a radiation heavy planet. No rescue. No support. Just engineering.
Why similar: Space Sim 15.9%, Automation 14%, Sandbox 12.5%, Building 8.9%, Simulation 8.6%
As head of an interplanetary corporation, your goal is to extract resources from across the solar system and bring them home faster and cheaper than your competitors. Construct trade depots and colonies. Build rockets and spaceports. Master realistic orbital mechanics and maximize profits.
Why similar: Space Sim 24.6%, Automation 12.9%, Simulation 10.6%, Sandbox 9.8%, Space 9.8%
A sudden, devastating strike has reduced your interstellar voyage to ruins. As the sole survivor in X SPACE, you must rebuild your space base from scratch, assemble a versatile fleet, and pilot your massive mobile fortress into the depths of the universe.
Why similar: Space Sim 22.4%, Sandbox 13.8%, Automation 11.4%, Building 10%, Space 9.3%
After a mysterious accident you are left are stranded, floating through space on a piece of a space station. Craft supplies and Hubs to expand what is now your home. But be warned space is a dangerous places where one mistake can mean certain death. Can you defy the odds and survive in space?
Why similar: Space Sim 32.6%, Sandbox 16.6%, Simulation 13%, Building 10.1%, Management 6.9%
Calling Home is an exciting sci-fi simulation resource management game that draws heavily from games in the factory-building and exploration genres, providing a thrilling mix of building your base, researching, factory management, puzzle solving, exploration, and resource gathering.
Why similar: Space Sim 33%, Sandbox 16.9%, Simulation 12.9%, Automation 10.8%, Strategy 9%
A small quick game about building a factory to launch planets into a solar system! Grow your base and increase production to make the ultimate factory for launching planets!
Why similar: Space Sim 20.3%, Sandbox 17.2%, Space 10.7%, Simulation 9.8%, Building 9.6%
Deep Claims is a space exploration game where you upgrade your ship and equipment in order to mine increasingly valuable and hazardous asteroids. Can you make it to the core?
Why similar: Space Sim 26.7%, Sandbox 18.7%, Simulation 13.3%, Management 13.3%, Space 10.9%
Take the position of a CEO of a space transport company and become a new major player in the industry. Space Company Simulator is a realistic management sim game that will challenge your planning skills as you strive to launch the first manned mission to Mars.
Why similar: Space Sim 24.7%, Simulation 14.6%, Building 11.7%, Space 9.9%, Strategy 9.6%
Build, launch and manage realistic space missions across our solar system, placing satellites and telescopes in precise orbits. Explore planets, collect valuable scientific data and sell your findings to expand your rising aerospace empire.
Why similar: Space Sim 36.3%, Simulation 15.3%, Management 10.8%, Strategy 9.6%, Space 8.1%
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
Why similar: Automation 18.3%, Space Sim 13.2%, Space 12.3%, Sandbox 11.1%, Building 10.9%
Build a colony on an alien planet. Supply settlers, defend against meteors, upgrade your base, develop your economy, and fight for survival.
Why similar: Space Sim 32.4%, Simulation 21%, Sandbox 14.9%, Strategy 12.6%, Space 6.2%
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 25.7%, Space 18.3%, Simulation 14.3%, Sandbox 12.4%, Strategy 10.1%
Command your ship and fleet in a galaxy that truly lives: 150 sectors where six factions mine, haul, trade, build and wage war whether you're there or not. Trade it, rob it, defend it — or forge your own fleet and carve out your place in it.
Why similar: Space Sim 34.9%, Sandbox 15.6%, Building 8.4%, Simulation 8%, Trading 6.8%
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 Sim 25.5%, Space 20.4%, Simulation 15.3%, Sandbox 15.2%, Sci-fi 6.7%
Build and automate your own modular space fleet in this sandbox base-building game. Mine asteroids, expand your ship, fight enemies, explore new star systems, and uncover the deepest secrets of the universe.
Why similar: Space Sim 33.4%, Automation 17.9%, Simulation 12.1%, Management 9.7%, Strategy 8.6%
Take to the stars and explore the solar system. Master the orbital mechanics of N-body physics. Plot a careful course to complete your mission.
Why similar: Space Sim 43.7%, Simulation 25.9%, Strategy 13.1%, Space 12.6%, 3D 4.1%
Explore a seed-driven galaxy where every ship, planet, and dungeon is generated at runtime. Dogfight pirate wings, land on 20 kinds of worlds, raid surface sites on foot, and build a fleet from salvaged hulls, solo or in Steam co-op. The same seed rebuilds the same galaxy, every time.
Why similar: Space Sim 41.1%, Simulation 17.6%, Sandbox 16%, Management 8.4%, Space 5.6%
SPACE SEX SHOP is an 18+ store simulator where you have to open the first adult store in space 🚀✨. Manage your inventory, study demand among different alien races 👽🤖, develop your station, and step by step turn a small trading module into a galactic empire 👑.
Why similar: Space Sim 38.4%, Simulation 21.9%, Sandbox 17.8%, Space 8.5%, Management 7.7%
A fantasy space agency management game! Manage your team, design your space ship and research new technology! Reach moons, planets and the void beyond. Can you reach the void? Can you bring Galduen to the void?
Why similar: Space Sim 37.8%, Management 14.2%, Space 14.1%, Simulation 11.3%, Strategy 8.6%
Build amongst the stars in Starport Delta, a light sci-fi strategy game that focuses on survival. Station Commanders across the universe will turn to you for guidance to expand, defend, and survive. Help them build a thriving station, but watch out, there are many dangers hiding in space...
Why similar: Space Sim 23.5%, Simulation 21.6%, Strategy 14.4%, Sandbox 9.5%, Space 8%
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 Sim 25.4%, Simulation 23.3%, Space 21.9%, Sandbox 11.9%, Sci-fi 9.8%
Build and manage your industrial sawmill in Timberline Factory. Experience a tycoon game where logistics meet physics: logs aren't just icons, they are physical objects that roll, collide, and react to your machines. Design efficient lines, manage equipment, and turn wood waste into green energy.
Why similar: Automation 19.3%, Simulation 17.9%, Building 13.4%, Sandbox 11.3%, Resource Management 7.1%
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 37.5%, Simulation 23%, Sandbox 17.2%, Strategy 14.4%, Space 7.5%
Design, build and control your own space station. Mission command and control is in your hands and only careful planning and vigilant supervision will keep your crew and space station safe.
Why similar: Space Sim 22.5%, Sandbox 12.5%, Simulation 11.7%, Building 11.2%, Space 10.4%
Rionag: Survey Fleet is a top-down starship builder and logistics game where it's your job to balance the needs of the crews with cutting-edge equipment on board. Unlock tech that adds new capabilities for your ships to go through hazardous environments, enabling you to explore new worlds.
Why similar: Space Sim 32.6%, Automation 11.6%, Building 11.1%, Simulation 10.9%, Space 8.5%
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.
Why similar: Space Sim 25.9%, Sandbox 15.3%, Space 11.5%, Simulation 11.1%, Management 8.4%
A 2D space trading game with a real economy. NPC ships haul cargo between 78 stations and prices move whether you're there or not. Good routes die as other traders catch on, so you keep hunting new ones. No quest markers, no "best trade" arrows. Just you, a map, and the prices.
Why similar: Space Sim 36.8%, Simulation 21.2%, Sandbox 19.6%, Space 6.1%, Economy 4.9%
Launch Window is a single player physics-based automation game where you establish supply chains across an entire solar system using orbital mechanics.
Why similar: Space Sim 28.2%, Sandbox 13.5%, Automation 12%, Simulation 10.7%, Space 8.3%
A physics-driven automation game where your workers bounce between buildings like pinballs. Design bounce paths, build production chains, and survive asteroid waves.
Why similar: Space Sim 25.1%, Simulation 15.2%, Sandbox 15%, Strategy 11.5%, Automation 11.2%
You are a Scraponaut, create your own spaceplane with unique parts each affecting the way your plane behaves. Collect scrap while exploring procedurally generated islands, unlock and discover unique new parts to upgrade your spaceplane.
Why similar: Space Sim 34.6%, Sandbox 16.4%, Simulation 13.1%, Building 12.3%, Space 11%
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 48.3%, Simulation 21.4%, Space 14.5%, Sandbox 11.8%, 3D 3.5%
Build floating automated rigs in a volatile gas giant. Extract elements, synthesize compounds, and descend through atmospheric layers in this sci-fi systems-builder focused on chemistry, engineering, and survival.
Why similar: Space Sim 20.4%, Automation 14.8%, Sandbox 12.7%, Space 9.3%, Management 9.2%
Command a crewed starship from the inside. Explore a living galaxy, answer distress calls, fight hostile ships, manage damage, craft supplies, and make captain-level choices during an interstellar war.
Why similar: Space Sim 14.7%, Sandbox 14.5%, Space 14.1%, Simulation 13.8%, Building 10.7%
HAS Galactics is a top-down factory builder. Design your own rocket, automate your production lines, balance your reputation between the Galactic Factions and complete daring missions. Start from a humble beginning… to a thriving galactic mega-factory!
Why similar: Space Sim 22.7%, Automation 14.9%, Space 9.5%, Simulation 7.7%, Sandbox 7.6%
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 49%, Simulation 17.4%, Space 16.2%, Strategy 9.9%, Trading 4.3%
A base-building and automation game about restoring a ruined planet. Mine resources, build factories, deploy AI drones, and revive a living world.
Why similar: Space Sim 34.1%, Simulation 18.3%, Automation 15.3%, Space 7.3%, Building 6.3%
