
Build your own galactic empire and lead it to dominance across the cosmos. Develop technology, manage your fleet, colonize planets, and engage in turn-based battles. Every decision shapes your path to victory in a dynamic sci-fi strategy game.
60+ similar titles based on shared tags and player behavior. Themes include Strategy, 4X, Space, Sci-fi.

Build your own galactic empire and lead it to dominance across the cosmos. Develop technology, manage your fleet, colonize planets, and engage in turn-based battles. Every decision shapes your path to victory in a dynamic sci-fi strategy game.

After the Crash : Colony
Build order on a strange planet, keep your crew alive, and gather the parts needed to repair the crashed main ship. Manage resources, explore new areas, face growing threats, and strengthen your colony a little more with each passing day.

Mandate of Galactic Empires
A logistics-focused turn-based space 4X. Govern through Administrative Nodes, connect systems with wormhole infrastructure, assign population to production and research, and expand only as far as your empire can support.
Build order on a strange planet, keep your crew alive, and gather the parts needed to repair the crashed main ship. Manage resources, explore new areas, face growing threats, and strengthen your colony a little more with each passing day.
Why similar: 4X 32.7% ★, Space Sim 20.4%, Space 11.2%, Time Management 8%, Sci-fi 6.9%
A logistics-focused turn-based space 4X. Govern through Administrative Nodes, connect systems with wormhole infrastructure, assign population to production and research, and expand only as far as your empire can support.
Why similar: 4X 40.8% ★, Space Sim 16.9%, Turn-Based Strategy 12.1%, Space 11%, Sci-fi 8.2%
A turn-based 4X of rival governments contesting the dim Atlas through economy, war and an Influence-weighted Council. At the edge of sensor range, the Shadow does not lose - it only rises.
Why similar: 4X 48% ★, Turn-Based Strategy 14.9%, Strategy 12.3%, Space 11.4%, Sci-fi 9%
Lead humanity's first deep survey beyond Sol in a research-first space strategy game. Explore star systems, investigate worlds, deploy probes, and turn scientific discoveries into strategic power.
Why similar: 4X 39% ★, Space Sim 17.5%, Space 14.1%, Strategy 9%, Sci-fi 6.4%
The award-winning Space Empires IV Deluxe is the latest edition in the Space Empires series. A grand strategy title in the space 4X (explore, expand, exploit, and exterminate) genre, Space Empires has already found a place in the heart of strategy gamers everywhere.
Why similar: 4X 56.7% ★, Space 12.6%, Strategy 12.4%, Sci-fi 9.3%, Turn-Based Strategy 8.5%
Shattered Spheres is a turn-based 2D space 4X strategy game inspired by the classics of the genre. Explore a living galaxy, build your empire, and crush your rivals through military conquest or diplomatic cunning — without the micromanagement bloat of modern 4X games.
Why similar: 4X 41.2% ★, Space 14.1%, Turn-Based Strategy 12.8%, Turn-Based Tactics 7.2%, Management 6.7%
The Enhanced Edition contains Sword of the Stars II: The Lords of Winter and the first expansion, the End of Flesh. The new expansion introduces the new playable race, the Loa. All previous DLCs containing new avatars, new combat music, alternate voices, skins, and new badges for the warships are also included.
Why similar: 4X 54.9% ★, Space 17.1%, Strategy 12%, Sci-fi 9%, Turn-Based Strategy 6.1%
Lead your civilization to galactic glory in this bite-sized 4X strategy game. Build, colonize, trade, and, by tact or might, overcome all who oppose you.
Why similar: 4X 44.6% ★, Space 16%, Strategy 10.8%, Turn-Based Strategy 9.1%, Sci-fi 8.6%
Stars in Shadow is a turn-based 4X strategy game and a vivid tribute to the genre classics. Compete with alien factions to explore and colonize nearby starsystems, build fleets to defend against rivals, negotiate or conquer them. Win by unifying the galaxy, through diplomacy or force.
Why similar: 4X 53.1% ★, Turn-Based Strategy 14%, Space 13.4%, Strategy 9.1%, Sci-fi 7%
ENDLESS Space™ is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS Universe™, where you can control every aspect of your civilization as you strive for galactic domination.
Why similar: 4X 46% ★, Space 17.6%, Strategy 12.9%, Turn-Based Strategy 10.9%, Sci-fi 8.4%
Ultakia is a turn-based space 4X strategy game with distinctive resource management. Explore exotic systems and acquire powerful technologies. Exploit your planets, trade with other races and destroy those who stand in your way.
Why similar: 4X 36.2% ★, Space 14.7%, Turn-Based Strategy 9.8%, Sci-fi 8.1%, Management 6.7%
Unending Galaxy is a unique space-sim in which you can fill any role from pirate or trader to the leader of a large galactic empire.
Why similar: 4X 30.3% ★, Space 15.9%, Space Sim 14.1%, Strategy 11.7%, Simulation 9.4%
Space Empires I is the first chapter of the Space Empires series. A classic galactic conquest and turn-based strategy video game where you are the leader of a race of intelligent beings building large spaceships for interplanetary and interstellar travel through warp points between star systems.
Why similar: 4X 36.3% ★, Turn-Based Strategy 12.5%, Management 10.8%, Strategy 10.3%, Space 9.1%
Pandora: First Contact is a science fiction 4X turn-based strategy game on a planetary scale. Our Earth has been exhausted and colonial attempts on other planetary bodies have been in vain. Finally, after decades of exploration, an interstellar probe has brought promise of a new world.
Why similar: 4X 53.8% ★, Turn-Based Strategy 14.8%, Strategy 10.9%, Sci-fi 9.7%, Space 6%
Take command of one race to join the struggle for supremacy in the galaxy. As the leader of your empire you are tasked with exploring the stars, colonizing new worlds, managing your empire and conquering whoever dares to oppose you.
Why similar: 4X 53.3% ★, Space 20.1%, Strategy 12.8%, Turn-Based Strategy 7.8%, Sci-fi 6%
StarDrive 2 is an exciting and evolutionary step forward for the StarDrive franchise. In this eagerly anticipated sequel, the core mechanics have evolved to incorporate a turn-based strategic layer, featuring spectacular realtime battles.
Why similar: 4X 45.5% ★, Space 20.4%, Strategy 15.5%, Sci-fi 12.4%, Management 5.6%
Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.
Why similar: 4X 28% ★, Space Sim 15.8%, Space 12.7%, Sandbox 8.8%, Immersive Sim 7.2%
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Why similar: 4X 61.3% ★, Space 15.9%, Turn-Based Strategy 10.9%, Strategy 10%, Singleplayer 1.9%
Space Empires V is the latest edition in the Space Empires series. This new chapter completely updates the UI and takes the player into a real-time rendered 3D universe. Watch space battles played out in glorious detail and realistic effects. Expand, Explore, Exploit, and Exterminate in a huge living breathing galaxy.
Why similar: 4X 55.2% ★, Space 15.4%, Strategy 13.1%, Sci-fi 8.6%, Turn-Based Strategy 6.7%
Colonize a galaxy in 256 colors! In this RiscOS gem from 1997, the fate of human civilization lies in your hands. Travel the stars, claim uninhabited planets or fight over them against your alien opponents. Your ultimate chance to relive the original experience, on the PC for the first time ever.
Why similar: 4X 31.1% ★, Space Sim 18.6%, Turn-Based Strategy 13.5%, Strategy 8.7%, Simulation 7.8%
Sword of the Stars: Complete Collection is the original Sword of the Stars games and the three expansions Born of Blood, A Murder of Crows and Argos Naval Yard. It is the year 2405, and human scientists have discovered a new technology that allows travel from star to star at speeds faster than light.
Why similar: 4X 56.1% ★, Space 15.9%, Strategy 11.8%, Sci-fi 9.3%, Turn-Based Strategy 5.8%
Gate Builders is a sci-fi turn-based 4X strategy game. Build space stations, manage work force, exploit, trade and transform resources. Face space pirates and enemy factions. Build, Expand, Thrive!
Why similar: 4X 34.7% ★, Space 12.3%, Turn-Based Strategy 11.9%, Management 9.3%, Sci-fi 8.8%
The third game within the Space Empires series brings the dawn of a new age of exploration. Your race keeps running through the fabric of space and moves to other solar systems beyond your own.
Why similar: 4X 38.2% ★, Turn-Based Strategy 14.4%, Strategy 10.9%, Turn-Based Tactics 10.2%, Space 8.1%
In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.
Why similar: 4X 32.5% ★, City Builder 24.3%, Space 10.4%, Strategy 8.6%, Sci-fi 8.1%
Conquer the galaxy in this arcade-like strategy game. Pick and send your generals to deploy the fleet in the far-off star sectors, mine resources, and upgrade your ships forgeries. Deities might interfere with your plans.
Why similar: 4X 46.6% ★, Space 13.8%, Turn-Based Strategy 13.5%, Strategy 7%, Sci-fi 7%
Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.
Why similar: 4X 35% ★, Space 13.9%, Sandbox 9.8%, Turn-Based Strategy 9.2%, Sci-fi 8.3%
Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game.
Why similar: 4X 54% ★, Space 19%, Strategy 8.7%, Sci-fi 8.6%, Simulation 4.2%
Explore, expand, exploit, and exterminate in this sci-fi 4X turn-based strategy game.
Why similar: 4X 52.5% ★, Strategy 13.2%, Space 12.8%, Sci-fi 10%, Turn-Based Tactics 6.7%
This is a 4x turn-base strategy game. You can develop your planet, expand your territory by colonizing and building space stations, research technology to unlock more ships, and ultimately discover and eliminate your enemies.
Why similar: 4X 42.8% ★, Turn-Based Strategy 14%, Space 13.8%, Turn-Based Tactics 10%, Sci-fi 8.3%
As a space bear, human or any other race, venture forth into the galaxy, create custom ships, conquer new worlds, build new colonies and defend your very existence against those who would take what is yours.
Why similar: 4X 58.7% ★, Space 20.3%, Strategy 11.5%, Sci-fi 9%, Singleplayer 0.5%
Void Ascendancy is a UI-driven space empire simulation where you colonize planets, manage specialized worlds, and build interstellar trade networks across a procedurally generated star cluster.
Why similar: 4X 45.5% ★, Sandbox 11.9%, Strategy 11%, Simulation 10%, Space 7.9%
Explore the galaxy, discover and colonize new planets to acquire enough resources. Design your ships, choosing from different hulls, weapons, shields, and several devices. Once you advance with technologies, new systems will be available, and you will have to update your designs.
Why similar: 4X 34.4% ★, Turn-Based Strategy 12.9%, Strategy 11.3%, Management 11%, Space 9.1%
Stellar Monarch 2 is a feudal space empire builder where you feel like the Emperor, not a logistics officer. Great noble houses, usurpers to the throne, rebels, assassins, court intrigues, disloyal admirals, incompetent governors and ever-present alien threat.
Why similar: 4X 52.2% ★, Turn-Based Strategy 16.1%, Space 13%, Strategy 9.7%, Sci-fi 9.1%
The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers.
Why similar: 4X 61% ★, Space 16.2%, Strategy 13.4%, Sci-fi 6.9%, Turn-Based Strategy 1.9%
Colonise solar systems and watch them grow. Explore the galaxy to find its strategic choke points. Build up your empire and your fleet and then use the power of the media to prepare your people for the inevitable war. At the same time watch your opponents, keep on an eye on their own media and watch for threats and opportunities.
Why similar: 4X 53.7% ★, Space 26.3%, Strategy 10.5%, Sci-fi 9.6%
Predestination is a turn-based sci-fi 4X game set in the distant past of our own galaxy. Ships from countless races are flung back in time by a powerful hostile race known as the Revenants, and must now work to rebuild their empires and somehow stop the Revenants in the past.
Why similar: 4X 49.7% ★, Space 19.1%, Strategy 13.5%, Turn-Based Strategy 9.5%, Sci-fi 8.1%
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy!
Why similar: 4X 39.1% ★, Space 14.1%, Turn-Based Strategy 11.3%, Sci-fi 9.1%, Turn-Based Tactics 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 27.3%, Space 21%, Management 15.1%, Exploration 9.8%, Sci-fi 9.6%
Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities.
Why similar: 4X 37.8% ★, Space 19.2%, Sandbox 11.1%, Sci-fi 9.8%, Strategy 6.4%
Build and command a fleet of starships and travel between planets as you explore, build, negotiate, and fight to preserve your vision for humanity.
Why similar: Space 30.3%, Turn-Based Strategy 20.3%, 4X 19.2% ★, Sci-fi 13.8%, Strategy 13.7%
Experience first-hand the challenges of leading one of 16 different races into unequalled galactic supremacy and face a universe of decisions. Set policies, explore, build, declare war, negotiate - put all these elements into motion to guarantee your place in the annals of space and time.
Why similar: 4X 68.2% ★, Strategy 15%, Space 11.4%, Sci-fi 5.4%
Mini Gal4Xy is a light strategy game set in space.
Why similar: 4X 48.8% ★, Turn-Based Strategy 13.8%, Space 12.4%, Sci-fi 10.5%, Management 5.2%
A real-time sci-fi 4X strategy game where you explore procedurally generated star systems, expand your empire, manage resources, build fleets, and wage war against multiple AI factions in a dynamic and evolving galaxy.
Why similar: 4X 42.6% ★, Space Sim 20.1%, Strategy 10.7%, Space 8.6%, Simulation 8.2%
Massive scale 4X-RTS set in space. Control hundreds of planets, manipulate galactic politics, research numerous advanced technologies, and command thousands of units and hundreds of planets in your quest for galactic dominance.
Why similar: 4X 54.2% ★, Space 22.4%, Sci-fi 12.3%, Strategy 11.2%
Customize your ship to fit your needs in the deep space. Explore the Milky Way in this ultimate open world sandbox.
Why similar: 4X 33.1% ★, Space Sim 17.7%, Space 12.4%, Sandbox 9.9%, Immersive Sim 8.2%
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Why similar: 4X 66.1% ★, Strategy 11.6%, Space 10.2%, Turn-Based Strategy 6.2%, Sci-fi 5.2%
Let’s Build Wonders:Galaxy is a multiplayer cooperative space-building game. In the game, members within each alliance achieve efficient resource sharing and division of labor through trade transportation means. They work to expand their alliance's galactic territory to resist pirate harassment.
Why similar: 4X 31% ★, Space Sim 17.1%, Space 13.7%, City Builder 13.4%, Time Management 7.8%
Take the helm of a state-of-the-art warship as you fight epic space battles in a sandbox campaign. Upgrade and customize your ship, master the art of maneuvering, and use a blend of tactical prowess and heavy firepower to overcome deadly threats.
Why similar: 4X 25.9% ★, Space Sim 19.1%, Space 13.9%, Sandbox 10.4%, Sci-fi 8.5%
Conquer the Galaxy In This ‘4x’ Strategy Game. Lead one of 18 different alien races to become a mighty pan-galactic empire. Manage your colonies, deploy your fleets and conduct research. Plot your strategy and turn your planets into mighty bastions.
Why similar: 4X 49.2% ★, Strategy 19.3%, Space 16.8%, Turn-Based Strategy 14.7%
Cosmic Outpost is a turn-based strategy game where you build an outpost on a new planet. As pioneers, you will construct an outpost while defending against enemies. Gather enough materials to build a spaceship to explore new worlds and expand humanity's frontiers!
Why similar: City Builder 20.3%, Turn-Based Strategy 17%, Space 13.8%, Turn-Based Tactics 12.1%, Space Sim 9.2%
Stargazer's Terraforming Estate Company terraforms & sells planets for years. Be a respectful member of the family and monopolize the galaxy by building dyson spheres in the name of the company.
Why similar: 4X 29.7% ★, Space 20.2%, Space Sim 12.4%, Strategy 10.1%, Sci-fi 9.7%
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: 4X 29.5% ★, Space Sim 13.8%, Space 11.7%, Turn-Based Strategy 9.2%, Sandbox 8.5%
A space 4X game. Colonize planets and annihilate enemy races in an intergalactic war for living space. Designed to be fun, fast, and easy to play.
Why similar: 4X 35.8% ★, Space 25.2%, Sci-fi 9.4%, Strategy 9.3%, Management 7.2%
As Captain, you must lead your spaceship to defeat the rebel forces scattered across the galaxy. Scour the sectors for enemies and remain alert! Determine the right coordinates and torpedo your foe down.
Why similar: Space Sim 21.4%, Turn-Based Strategy 18.3%, Space 12.2%, Sci-fi 12.1%, Strategy 11.6%
A sci-fi, 4X, real-time strategy game. Build, fight, and explore to survive against an unstoppable alien threat. Carry the fight from one galaxy to the next as you battle back from the brink of extinction, and unlock the secrets of the past to restore your people to the path of galactic super power.
Why similar: 4X 40.6% ★, Space 17.4%, Sandbox 11.2%, Sci-fi 10.2%, Strategy 7.5%
Age of Wonders: Planetfall is the new strategy game from Triumph Studios, creators of the critically acclaimed Age of Wonders series, bringing all the exciting tactical turn-based combat and in-depth empire building of its predecessors to space in an all-new, sci-fi setting.
Why similar: 4X 34% ★, Turn-Based Strategy 16.4%, City Builder 9.9%, Space 8.9%, Sci-fi 7.9%
Build modular space stations, manage citizen crews, and master a deep crafting chain in a procedurally generated solar system with real orbital physics. Mine asteroids, smelt alloys, manufacture components, and expand across the planets!
Why similar: 4X 22.5% ★, Space Sim 19%, City Builder 14.4%, Sandbox 10.4%, Immersive Sim 9.8%
In Dominions you take control of a powerful being that rules a nation and aspires to godhood. It all takes place in a fantasy world with monsters, magic items and world altering spells. Dominions is a 4x turn based strategy game with a large variety of spells and units.
Why similar: 4X 61% ★, Turn-Based Strategy 18.8%, Strategy 16%, 2D 4.2%