60+ similar titles based on shared tags and player behavior. Themes include Strategy, Sci-fi, Space, Base Building.
A refugee capsule lands on an uninhabited planet. You have to survive, rebuild civilization and, if possible, regain control over the Earth. One big universe, one endless pvp session for all players.
PlanetX
PlanetX is a real-time strategy MMO set on a spherical planet. Players expand territories, construct buildings, and manage resources to develop their empire. The ultimate goal is to conquer the entire planet by claiming all land plots and outpacing rivals in strategic growth and domination.
Nexus Legacy
Rebuild civilization from a single planet in Nexus Legacy, a persistent sci-fi 4X MMO. Colonize worlds, manage resources, research technologies, command fleets, forge alliances, and fight for control of a living galaxy.
PlanetX is a real-time strategy MMO set on a spherical planet. Players expand territories, construct buildings, and manage resources to develop their empire. The ultimate goal is to conquer the entire planet by claiming all land plots and outpacing rivals in strategic growth and domination.
Why similar: RTS 20.1%, Grand Strategy 18.9%, Futuristic 10.2%, City Builder 10.1%, Colony Sim 10%
Rebuild civilization from a single planet in Nexus Legacy, a persistent sci-fi 4X MMO. Colonize worlds, manage resources, research technologies, command fleets, forge alliances, and fight for control of a living galaxy.
Why similar: 4X 23.1% ★, Grand Strategy 20.8%, Space 14.9%, Futuristic 13.3%, Wargame 12.3%
Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction.
Why similar: RTS 27.9%, Space 18.9%, Futuristic 14.1%, City Builder 13.9%, Sci-fi 9.2%
A massive online multiplayer where everyone plays on an exact replica of planet earth. The game is set 1000 years into the future where you rebuild society. Grow your town, trade with other players, face challenges and discover the rich history of this suspiciously empty planet.
Why similar: Grand Strategy 36%, City Builder 18.7%, Massively Multiplayer 13%, Strategy 10.3%, Open World 10.1%
Perimeter is a real-time strategy game with a destructible world. Utilize the environment for resource gathering and defense against enemies. Immerse yourself in the millennia-spanning history of the Chains of Worlds and lead a faction in the struggle for survival.
Why similar: RTS 30%, Futuristic 16.3%, Space 15.2%, Sci-fi 9.1%, Strategy 7.6%
Andromeda is a hybrid between a Space 4X and an MMO. An online universe sandbox with 2 galaxies full of planets to colonize. Build structures like Mines to generate resources to build ships and engage in fleet battles with NPCs and other players, or just sit and chat with the friendly community.
Why similar: Massively Multiplayer 22.5%, Space 15%, Colony Sim 14.3%, Futuristic 14%, Strategy 11.8%
This is the story about the beginning of the conquest of outer space by earthlings. It began as a global idea of saving mankind from hunger and lack of resources, and ended as a brutal and merciless war in space far from Earth.
Why similar: RTS 24.1%, 4X 17.3% ★, Space 14.7%, Grand Strategy 13.1%, Wargame 8.2%
Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!
Why similar: RTS 27.3%, Grand Strategy 21.6%, Space 16.4%, Sci-fi 10.6%, Futuristic 9.8%
Poly Universe is a survival city-building game in a galaxy where planets are only slightly larger than the colonists who inhabit them.
Stranded on a hostile and deadly planet, you must gather resources, build shelter, and fight to survive each night. But the secrets of this world await in a gripping sci-fi survival PvP game.
Why similar: Massively Multiplayer 37.1%, Space 29.5%, Sci-fi 18.6%, 3D 7.5%, PvP 4.1%
Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.
Why similar: Space 27.3%, City Builder 22.4%, Colony Sim 22%, Sci-fi 16.9%, Strategy 11.4%
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 30.9% ★, RTS 26.1%, Space 21.5%, Sci-fi 11.6%, Strategy 9.5%
You will have to lead the civilization, develop the economy, enhance the technology, stabilize the people and colonize new galaxies; when encountering unknown civilizations, will you hide yourself or communicate with them in a friendly way? In this "dark forest", every decision will be crucial.
Why similar: RTS 28.4%, Grand Strategy 25.6%, Wargame 14.6%, Space 13.6%, Sci-fi 7.4%
Build your base, prepare your troops, and face your most epic battle yet in this old-school real-time strategy game. Choose between two factions, test your skills in three epic campaigns and engage in online battles with up to 16 players simultaneously.
Why similar: RTS 36.4%, Futuristic 21.9%, Space 12%, Colony Sim 11.6%, Sci-fi 8.9%
CryoFall is a sci-fi colony simulation survival game set on a forgotten planet in a distant future. Master technology, agriculture, trading, industry, cybernetics, exploration, and more!
Why similar: Colony Sim 34.8%, Space 33.8%, Open World 25.4%, PvP 6%
Maia is a colony building game set in the not-so-distant future. Your colonists make planetfall on a hostile world and you must ensure their survival and their safety, constructing their off-world habitat from almost nothing and sheltering them from a dangerous, often deadly environment.
Why similar: Colony Sim 29.3%, Space 21.4%, Sci-fi 21.3%, Strategy 13.2%, RTS 9.3%
「Reshaping Mars」is a colony simulation game on Mars, you will start by gathering resources, storing food, accepting immigrants, and building a better colony together. Develop powerful technologies for Mars Reshaping, make Mars great agai..sorry, just great. Don't forget to make the residents happy.
Why similar: RTS 21.3%, 4X 17.1% ★, Grand Strategy 15.3%, Space 11.1%, Futuristic 10.3%
Ruin is a free to play survival sci-fi sandbox MMORPG indie game where you try to survive on mankinds attempt to colonize a distant planet. Chances are stacked against you, but don't give up. You are most likely the last human alive. It is up to you and you alone to do what you must to stay alive.
Why similar: Futuristic 37.3%, Open World 36.6%, 3D 14.1%, Exploration 6.2%, PvP 5.8%
After the destruction of the EARTH in 2150, the leaders of the Eurasian Dynasty escaped on board an evacuation fleet. Now they are fighting for the survival of the human species. Their base is one large building comprising of smaller variable parts.
Why similar: RTS 50.1%, Space 32.9%, Strategy 11.4%, Futuristic 3.2%, Sci-fi 2.4%
Build up a Space Empire and establish control of the Galaxy and the Universe! Nova Empire is a multiplayer space game in which the aim is to build your empire and conquer the galaxy in epic space battles against your rivals with other allies worldwide!
Why similar: 4X 30.4% ★, Sci-fi 15%, Strategy 9.8%, Open World 9.7%, Massively Multiplayer 8.6%
ZeroSpace is a hybrid sci-fi RTS / RPG game that allows you to play as the commander of The Protectorate, a galactic force dedicated to securing humanity’s place in the galaxy. The Orion sector is locked in a vicious power struggle between many alien factions, ready to fight to the death.
Why similar: RTS 28.7%, Grand Strategy 25.7%, Wargame 16.2%, City Builder 13.2%, Action RTS 7.3% ★
Welcome, commander, to Project Entropy- an ultimate Sci-Fi and role-playing game with battles in space. In this immersive MMO experience, you will command alien civilizations, conquer uncharted planets, and build Hero fleets.
Why similar: Grand Strategy 37.3%, Sci-fi 23.4%, Wargame 21.6%, Strategy 13.9%, PvP 3.8%
Operation: New Earth is an intense sci-fi multiplayer strategy game in which you must command an advanced military facility to defend Earth from a hostile alien invasion. Create an alliance, gather resources, and unlock advanced technology to level up your stronghold!
Why similar: Massively Multiplayer 56.6%, Strategy 17.7%, Futuristic 13.9%, Sci-fi 11.7%
The Universe is yours. SpaceCraft is an online space exploration and building game. Explore a vast galaxy of solar systems and planets, mine and craft resources, design and build ships, automate planetary bases and interplanetary logistics, trade and cooperate.
Why similar: Massively Multiplayer 35.9%, Space 25.7%, Open World 17.4%, Sci-fi 15.7%, Exploration 2.7%
A sci-fi survival city builder set on an inhospitable alien planet. Faced with imminent destruction of Earth, humanity pooled together their resources and sent sleeper ships to nearby potentially habitable planets. But this one turned out to be much less habitable than expected....
Why similar: City Builder 29.1%, Colony Sim 26%, Futuristic 14.6%, Strategy 14%, Sci-fi 10.2%
Ascent is a PVE sandbox space MMO with 270 BILLION star systems and an emphasis on strong Sci Fi. It encourages Exploration, Colonization, Research, Asteroid mining, Farming, Trading, and Combat. Outside the tutorial sector, everything in-game has been built by players.
Why similar: Massively Multiplayer 45.4%, Space 32.9%, Sci-fi 11.3%, Strategy 9.9%, Indie 0.6%
Earth Space Colonies is a strategy-simulation game where you build space colonies around the Solar system. Establish a first self-sustaining colony on the Red planet with ultimate goal of terraforming Mars. Play three story campaigns all at once: terraform Mars, fight on Ceres and explore Ganymede.
Why similar: Space 45.8%, City Builder 29%, Strategy 23.9%, Indie 1.4%
Stars End is a sci-fi survival sandbox set on the wild frontier of a distant star system. Play solo or host your own server as you craft, build, and battle to survive in a galaxy shaped by danger, discovery, and your own grit.
Why similar: Massively Multiplayer 42.9%, Space 24.2%, Open World 14.9%, Sci-fi 12.3%, PvP 3.1%
Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world.
Why similar: Colony Sim 28.7%, City Builder 27.4%, Sci-fi 17.2%, Space 14.3%, Strategy 12.1%
Perpetuum is a persistent, sandbox, single server, massively multiplayer sci-fi rpg (MMORPG). Control huge robots and mechs to gain access to an alien planet's resources and knowledge, amass huge wealth, or even claim part of the world for yourself using terraforming and complex infrastructure.
Why similar: Massively Multiplayer 64.8%, Open World 16.3%, Sci-fi 15.8%, PvP 2.5%, Indie 0.7%
Start with your Command Center and expand it into a colossal modular flagship, module by module. Design custom warships from the ground up, grow a thriving civilization, and command powerful fleets across the Solar System in tactical real-time battles.
Why similar: RTS 35.6%, Space 23.7%, Sci-fi 11.8%, Action RTS 9.4% ★, Strategy 7.9%
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
Why similar: Space 26.8%, Colony Sim 22.6%, City Builder 21.7%, Strategy 8.7%, Sci-fi 8.4%
A massively multiplayer real-time strategy game pitting hundreds of players against one another. Over one million nuke each other every month.
Why similar: RTS 22.4%, 4X 20.3% ★, Grand Strategy 18.7%, Massively Multiplayer 13.2%, Wargame 13%
Hardcore real-time strategy with a long-term round. Development of your civilization from caves to space. Huge world. Thousands of players. 240+ sciences and technologies. About 100 troops. 4 races. 50+ resource deposits. War, trade, science, construction...
Why similar: Massively Multiplayer 75.5%, Strategy 23.6%, Indie 0.9%
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 36.7% ★, Space 21.4%, RTS 21.4%, Strategy 10.8%, Sci-fi 9.3%
Earth has been destroyed. Mankind is fractured. The galaxy is at war. But one hope remains: a new home for mankind. Probes detected a habitable planet in the Orion sector. You must fight your way to it, but nothing is as it seems. A more devious plan is underway that threatens the entire galaxy.
Place your colony, find an alliance of like-minded players and triumph over thousands of other players to conquer the world through strategy, tactics, diplomacy and skill in the biggest social-interaction based MMO of all time. Upgrade your colony, collect items for your Avatar and become a legend!
Why similar: Massively Multiplayer 25.7%, RTS 22.3%, Wargame 14.3%, Futuristic 12.8%, Sci-fi 7.1%
In this Grand Strategy game, you take control of the Solar System's Great Powers in 2092 and weather the storm of change as you navigate the uncertain waters of the future. Control the greatest military forces in the world and wage wars on an epic scale: outer space is yours to conquer!
Why similar: Grand Strategy 22.4%, 4X 20.6% ★, Space 15.1%, Futuristic 14%, Wargame 10.5%
Explore an open world, sci-fi sandbox – in PVP, PVE, and co-op. Build and manage colonies on alien planets, and recruit AI survivors with unique personalities and skills. Craft, build, mine, farm, or get your electric death rifle and say hello to your neighbors.
Why similar: Space 38.4%, Colony Sim 28.2%, Sci-fi 23.8%, PvP 5.1%, Exploration 4.4%
Slip into the role of Daniel Hanson, commander of the first mission to a remote planet called Meridian. Assured of the fact that the planet is uninhabited, the unexpected reception of a distress call from the surface could mean many things, none of which you are prepared for.
Why similar: RTS 65.2%, Strategy 20.7%, Sci-fi 13.3%, Indie 0.8%
Deep and innovative space survival simulation experience. Build your station, manage your crew and explore the harsh environment of Io, the innermost moon of Jupiter. Are you brave enough to survive?
Why similar: RTS 51.8%, Sci-fi 19.2%, Top-Down 16.1%, Strategy 12.9%
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 24.1% ★, Grand Strategy 23.6%, Space 16.2%, Futuristic 10.5%, Sci-fi 9.5%
Take the role of a newly ascended deity in Gods and Idols. Carve your place among the stars in an open, dynamic, and massive MMORTS universe. Command the powers of the cosmos, form alliances, and use your worshipers as instruments to further your goals.
Why similar: 4X 22.9% ★, RTS 22.2%, Massively Multiplayer 18.6%, Space 13.9%, Sci-fi 8.8%
Infinity: Battlescape is a multiplayer space combat sim supporting hundreds of players on a single server. Join one of the corporate factions and fight for domination of a seamless, true-to-scale procedural star system. Participate in massive space and planetary battles involving hundreds of ships.
Why similar: Massively Multiplayer 50.4%, Space 35.2%, Sci-fi 12.5%, PvP 1.3%, Indie 0.7%
Sphere – Flying Cities is a sci-fi citybuilder which combines strategy, simulation, and survival elements in an extraordinary and immersive scenario. Rebuild and protect a society in a unique and hostile environment. Pay the price for your decisions and be prepared to lose everything.
Why similar: Space 25.2%, City Builder 19.4%, Colony Sim 19.1%, Sci-fi 15.7%, Strategy 10.7%
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
Why similar: City Builder 24.4%, Colony Sim 24.3%, Space 22.4%, Sci-fi 10.2%, Open World 9.7%
Welcome to Keplerth! Try to survive on a hostile alien planet in this 2D sandbox RPG, where you can choose to live alone or fight side by side with your friends in the online multiplayer mode. Survive, build, farm, fight, and explore your way to victory in this open-world adventure!
Why similar: Open World 45.5%, Sci-fi 35.5%, Top-Down 10%, Exploration 8.1%, Indie 0.9%
In the vastness of space, you are a lone robot desperately trying to survive. Build, explore, and fight for your life as you face deadly threats in the asteroid belt. This hardcore game shows no mercy—dangers lurk at every step, ready to destroy you at any moment.
Why similar: Massively Multiplayer 42.4%, Open World 21%, Futuristic 13.2%, Space 11.1%, Sci-fi 6.9%
Experience a vast Sci-fi open-world survival TD game set on a distant planet deep in the universe. Craft, build, mine, trade, explore, and survive in this alien world. Collect Data and defend against waves of enemies seeking to banish you. Enjoy the adventure in Singleplayer or Multiplayer.
Why similar: Open World 53.6%, Sci-fi 38.3%, Exploration 8.1%
Survive and thrive in a post-apocalyptic future — resources are scarce, but opportunity calls! Build the ultimate disaster proof colony, protect your colonists, and restore civilization to a devastated world.
Why similar: City Builder 37.4%, Colony Sim 27.5%, Strategy 21%, Open World 12.1%, Exploration 1.9%
Build and manage mankind’s first mission across the universe! Create a sprawling facility underground, recruit a diverse group of specialists from around the globe and explore mysterious new worlds through the Exogate.
Why similar: RTS 21.3%, 4X 21% ★, Space 12.8%, City Builder 11.2%, Colony Sim 10.1%
Sol 0 is a real time strategy game where you establish the first Martian colony. From the first human footprints on Martian soil to a thriving and self-sustaining colony, Sol 0 imagines a near future using technology that could be available within the next few decades.
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
Why similar: Space 26%, Futuristic 22.6%, Open World 21.8%, Sci-fi 15.1%, 3D 7.3%
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Why similar: Space 24.7%, Colony Sim 18.7%, City Builder 15.9%, Open World 14.8%, Sci-fi 14.1%
