60+ similar titles based on shared tags and player behavior. Themes include Strategy, Space, Sci-fi, Space Sim.
Stranded on Mars with next to nothing, build a city, assemble a fleet, and expand your empire to survive a hostile solar system in this new take that combines elements of space combat and RTS inspired by the classics.
Novalast
Novalast is an immersive 2.5D Space RTS with full physics based combat, putting you in the Captain's chair of powerful starships. It features a fully physicalized logistics and supply system, where Nolithium supply matters. Run out of Nolithium, you're dead in the water.
Stellar Settlers: Space Base Builder
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
Novalast is an immersive 2.5D Space RTS with full physics based combat, putting you in the Captain's chair of powerful starships. It features a fully physicalized logistics and supply system, where Nolithium supply matters. Run out of Nolithium, you're dead in the water.
Why similar: Spaceships 26% ★, Action RTS 15.2% ★, 4X 14.1% ★, Space Sim 12.2%, RTS 10.1%
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
Why similar: Mars 20.2% ★, Spaceships 19.2% ★, Colony Sim 12.1%, Space Sim 11.6%, Base Building 10.5%
Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!
Why similar: Spaceships 21.6% ★, 4X 18.4% ★, Space Sim 16.2%, Flight 8.5%, Base Building 7.8%
Take command of the fleet of starships that is the home to the remnants of your civilization. Manage the limited space of each spacecraft and find the balance between living space, production, defenses, and weapons. Explore the galaxy as you seek refuge and safety from an overwhelming threat.
Why similar: Spaceships 26.4% ★, Action RTS 14.9% ★, Space Sim 12.1%, RTS 11.4%, Base Building 8.5%
Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
Why similar: Space Sim 17.2%, 4X 14.3% ★, Colony Sim 12.1%, Mars 11.8% ★, Base Building 10.4%
「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: Mars 20.7% ★, 4X 19.6% ★, RTS 14.7%, Base Building 11.3%, Colony Sim 10.8%
The year is 2040. You, an ex-sergeant, have signed a contract with a large mining corporation in the Belt. Mine ore, build out your outpost, travel to nearby asteroids and collaborate with other belters.
Why similar: Spaceships 24.9% ★, Mars 22.3% ★, Space Sim 17.5%, Flight 9.9%, Base Building 9.6%
TerrApocalipse is an indie space action strategy with RPG elements, set in our solar system under siege by a mysterious, overwhelming force. Soon as the vast void between planets will be filled with conflict your decisions will shape the fate of Terra and beyond.
Why similar: Spaceships 29.4% ★, 4X 25.6% ★, Action RTS 13.2% ★, RTS 11.1%, Space 8.2%
As the AI responsible for a Generation Ship, you are humanity's last hope. Build efficient raw material cycles and help your crew in a realistic real-time simulation to survive the challenges of space on their long journey to a new home!
Why similar: Spaceships 20.5% ★, Space Sim 15.8%, Colony Sim 15.3%, City Builder 10.3%, Base Building 8.1%
Survival is temporary. Legacy is forever. Rule the last colony on Mars in this RTS x Colony Sim. Build domes for colonists as they harvest crops to survive, and command Mech armies against endless Marsect swarms. With hostile enemies and climate threatening your expedition, every choice matters.
Why similar: Mars 26.1% ★, RTS 14.2%, Colony Sim 12.9%, Base Building 11.7%, 4X 8.9% ★
Gewevo : Interstallar is a space strategy game derived from the tabletop RPG universe Gewevo. It offers an approach a little closer to a wargame with regard to the empire management aspect. Made with passion by a one-man team;)
Why similar: 4X 33.7% ★, Action RTS 21.5% ★, RTS 18.7%, Strategy 8.6%, Base Building 7%
Build and manage space outposts on the Moon and Mars in this realistic simulation game. From the first step on the Moon to Mars colonization, launch rockets, take care of your astronauts and expand your base as you explore the cosmos. No grind, just pure management and exploration fun.
Why similar: Mars 25.8% ★, Space Sim 17.5%, Colony Sim 12.9%, Base Building 11.6%, City Builder 9.5%
Guide a robotic mission in Venus’s polar clouds in this space colonisation city builder. Collect energy, mine resources, balance buoyancy to stay afloat, in the treacherous Venusian atmosphere, and build a self-sufficient base while navigating storms and acid clouds to hunt mysterious anomalies.
Why similar: Space Sim 21.5%, RTS 16.7%, Colony Sim 15.1%, Flight 13.5%, City Builder 10.7%
Sci-fi RTS and Top-Down
Why similar: Spaceships 36.1% ★, Action RTS 22.9% ★, Space Sim 17.4%, RTS 8.9%, Space 7.1%
Experience the ultimate turn-based colony building game in Citizens: On Mars! As the leader of a fledgling Martian settlement, your mission is to develop a thriving colony amidst the harsh and unforgiving environment of the Red Planet.
Why similar: Mars 24.9% ★, Space Sim 16.6%, Colony Sim 14.1%, Base Building 10.7%, City Builder 10.1%
VRTS is a VR Real-Time-Strategy game based in space! Command and construct a fleet of spaceships to defeat your enemies. Watch over the battle from your war table and make the ultimate strategy to bring down your adversary.
Why similar: Space Sim 25%, Action RTS 19.8% ★, RTS 19.8%, Spaceships 14.3% ★, Strategy 8.1%
The Spatials are back with Galactology! Design, build and protect your colony station from the many enemies you will make while exploring the galaxy and exploding their homeworlds.
Why similar: Space Sim 18.2%, Spaceships 17.9% ★, Colony Sim 14.5%, Base Building 12.3%, City Builder 10.5%
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: Mars 26.5% ★, Space Sim 20.6%, Base Building 13.9%, Space 9.1%, Strategy 6.6%
Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.
Why similar: 4X 22.4% ★, Space Sim 20.8%, RTS 11.6%, Flight 10.2%, Space 6.8%
Lead your space agency in The Search for Life in this authentic strategy simulation game. Investigate the solar system and collect evidence of life. Manage base building, rocket designing, launches, and mission planning to Mars and beyond, leading the way in the future of space exploration.
Why similar: Mars 22.5% ★, 4X 21.7% ★, Space Sim 16.6%, Colony Sim 8.4%, Base Building 8.2%
Stardust Exile is an RTS set in the Milky Way galaxy, containing currently known stars and exoplanets with their real characteristics. The remaining star systems are procedurally generated. It has both online mode and single-player skirmish mode. The online server is persistent and single-shard.
Why similar: 4X 24% ★, Spaceships 22.2% ★, RTS 14.6%, Action RTS 13.2% ★, Base Building 8.1%
Run a spaceship's lab module all by yourself while trying to find a cure for close-to-extinct humanity. Make repairs to various systems of the ship, solve technical problems, perform maintenance, and upgrade tools that will help you to overcome the most unusual challenges.
Why similar: Spaceships 46.3% ★, Space Sim 27.6%, Space 9.3%, Sci-fi 7.4%, Simulation 6.5%
In this real time strategy city builder game you will help humanity in reaching beyond earth by establishing a permanent and thriving settlement in the asteroid belt. Settling in space comes with enormous challenges and dangers, which you will have to guide your people through
Why similar: Spaceships 22.2% ★, Space Sim 16.5%, RTS 14.9%, Colony Sim 12.2%, City Builder 9.7%
Design and build a massive interstellar fleet in this simulation sandbox. Strip space of its minerals for profit, but stay alert: your greed attracts the alien. Master deep base-building and deploy warships to protect your empire in immersive real-time space.
Why similar: Spaceships 26.6% ★, Space Sim 19.5%, RTS 11.3%, Flight 10.8%, Base Building 8.3%
Project Sol is a Sci-Fi colony sim set in the future when you civilization is just beginning to reach for the stars. Take control of your Empire, build massive orbital satellites, defend from roving pirates, and conquer the galaxy!
Why similar: 4X 33.1% ★, Action RTS 22.2% ★, Colony Sim 16.2%, Strategy 7.9%, Space 6.6%
Become the ruler of the entire Galaxy: colonize planets, extract resources, build defenses and fight in planetary battles!
Why similar: 4X 27.8% ★, Space Sim 16.9%, RTS 15.9%, Flight 13.8%, Space 8%
Powerplay is an RTS with a focus on resources and industry. Create supply chains, transport, and explore in this thrilling base builder. Grow into a powerful industrial nation, but don't spread too thin! Resources are finite and "the others" can reclaim what is theirs at any time.
Why similar: 4X 27.2% ★, RTS 18.4%, Base Building 14.7%, Colony Sim 12.8%, City Builder 9.5%
Explore a galaxy of 300 systems as you control your fleet in a top-down 3D style, navigating through Star-lanes, Warp gates, and Black holes. Customize and upgrade your fleet, complete missions, trade, hire your crew, wage war and determine the fate of the galaxy in this grand sim saga.
Why similar: Space Sim 33.2%, Action RTS 24.1% ★, RTS 13.6%, Sci-fi 8.1%, Space 7.4%
Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.
Why similar: 4X 21.4% ★, Space Sim 19.4%, Colony Sim 13%, Base Building 10.4%, City Builder 9.4%
You are on the run. Build stations in hostile systems, gather what resources you can, and jump away before you are overwhelmed. Your ships are slowly failing, but the Swarm is relentless, hungry, and on your heels. Can you survive long enough to secure a future for humanity?
Why similar: Space Sim 26.6%, Base Building 17.4%, Colony Sim 12.9%, RTS 11.2%, Space 9.3%
Terraformers: First Steps on Mars is a free prologue of Terraformers, featuring an exclusive challenge to lead humanity's first attempt at settling the Red Planet.
Why similar: Mars 24.7% ★, 4X 23.3% ★, Space Sim 18%, Colony Sim 13%, City Builder 7.9%
Sci-fi RTS and Top-Down
Why similar: Spaceships 41.2% ★, Action RTS 27.4% ★, Space Sim 16.5%, Space 5.5%, Strategy 4%
Outpost Surge is a society survival game on Mars, where players balance resource management, city growth, and settler health to turn a barren landscape into a thriving, vibrant city.
Why similar: Mars 34.2% ★, Space Sim 13.1%, Base Building 12.7%, City Builder 10%, Colony Sim 9.7%
A classic single-player RTS set in a Solar System ruled by megacorporations. Journey from Mars all the way to Planet 9 and uncover the secrets of the BlackChain.
Why similar: Mars 27.2% ★, Action RTS 18.9% ★, RTS 18.6%, Base Building 13.7%, Space 7.9%
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: 4X 22.2% ★, RTS 13.5%, Base Building 12.3%, Colony Sim 12.1%, City Builder 9.4%
Build rockets and fly them around the Solar System in this realistic aerospace sandbox. Attempt landings, build space stations, drive rovers, perform spacewalks, explore alien worlds, and get your crew home safe.
Why similar: Space Sim 30%, Spaceships 16.8% ★, Flight 15.3%, Sandbox 8.7%, Space 8%
A third-person space survival game where seamless planet landings meet debt, fuel costs, fines, taxes, base ownership, and rebellion.
Why similar: Spaceships 30.3% ★, Space Sim 23.1%, Base Building 11.9%, Flight 10.9%, Space 9.8%
Station Commander is an economy strategy game that has you take control of a futuristic space station. Your goal is to build ships, gather resources, and trade with neighboring planets to upgrade your station and ships. Upgrading your station gives you access to better ships and ship abilities.
Why similar: 4X 23.4% ★, Space Sim 19.4%, Action RTS 16% ★, RTS 11.4%, Base Building 9.3%
Become the Lord Captain of an ancient space fortress in a galaxy where railguns sit next to necromantic hull plating, steam-powered tesla cannons, and biological spore launchers. Build your ship and then build your empire!
Why similar: Spaceships 25% ★, 4X 19.8% ★, Space Sim 16%, Strategy 9.3%, Base Building 9%
In STELLARFORGE, you are more than a colony administrator — you are the founder of a civilization at the edge of known space. Build industrial colonies across hostile worlds, command interplanetary logistics networks, and lead humanity through an age of expansion, survival, and discovery.
Why similar: 4X 33.4% ★, Action RTS 18.7% ★, Colony Sim 14.9%, City Builder 11.2%, Strategy 7.5%
Quriocity is a sci-fi city builder game set on a bare alien planet very similar to Earth. Build and upgrade a wide variety of units to extract resources and provide services, such as maintenance, food production, education, entertainment and many more.
Why similar: Colony Sim 17.6%, Mars 16.5% ★, Base Building 13.3%, City Builder 12.9%, RTS 12.9%
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 33.9% ★, Space Sim 23.8%, RTS 18.9%, Strategy 8.6%, Space 5.4%
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: Space Sim 22.6%, 4X 20.6% ★, Flight 13.4%, Space 8.7%, Sandbox 6.9%
Order: The New Dawn is a colony sim with space adventure. As a legendary captain from the United Stellar, build a base on the desert planet New Terra and face the perils of the Wastespace—how will you shape the destiny of the stars?
Why similar: Space Sim 26.1%, 4X 22.4% ★, Colony Sim 17.8%, Base Building 13.9%, Sandbox 6.9%
UltraGalactic is an indie space combat game with inertia-based flight. Fly from agile fighters to powerful cruisers, use ship abilities and advanced weapon systems, and face a relentless alien threat in a single-player sci-fi campaign.
Why similar: Spaceships 39.5% ★, Space Sim 23.9%, Flight 15.2%, Mars 15.1% ★, First-Person 3.5%
AT THE LIMITS OF EARTH, AT THE EXTREMITY OF HEAVEN. A REAL-TIME STRATEGY NIGHTMARE.
Why similar: 4X 28.6% ★, Action RTS 20.9% ★, RTS 16.9%, Space Sim 14.5%, Space 6%
The assassination of the Blessed Mother has plunged the galaxy in darkness. Usurpers rule with absolute authority, and blood flows in rivers of red across the stars. Only the Protocol can restore Her light.
Why similar: Spaceships 35.9% ★, Space Sim 23.7%, Flight 15.5%, Space 8.4%, Sci-fi 4.2%
From the creators of Halo Wars and Age of Empires, Fleetbreakers is an action RTS roguelite with satisfying fleet combat in bite-sized sessions. Strategic depth meets cataclysmic space battles in an ever-evolving campaign that keeps you coming back for just. One. More. Run.
Why similar: Spaceships 35.4% ★, Action RTS 18.8% ★, RTS 17.5%, Base Building 7.9%, Space 7.2%
You are deployed to the desolate red planet to reforge humanity's hope. With no hospitable atmosphere, no nurturing water sources, only relentless storms, unknown alien creatures, you must use wit and determination to survive on this alien land and build a Mars base of your own.
Why similar: Mars 31.2% ★, Space Sim 19.6%, Flight 14.7%, Colony Sim 11.3%, Space 8.5%
Guide pioneering settlers among Venusian clouds in this space colonisation city builder. Grow food, collect energy, mine resources, balance buoyancy and weight to stay afloat in the treacherous Venusian atmosphere, and build a self-sufficient colony while navigating storms and acidic clouds.
Why similar: Colony Sim 18.5%, Base Building 15.4%, City Builder 12.6%, RTS 12.4%, Space 10%
A rocket simulation game inspired by SpaceX's rocket recovery technology: Precisely control rocket engines, plan launches, complete missions, secure government funding, deliver supplies to Mars, and ultimately achieve Mars terraforming and human colonization.
Why similar: Mars 33.7% ★, Space Sim 18.6%, Colony Sim 11.1%, Space 9.3%, Sandbox 8.8%
Structura is a rather unique sci-fi real-time strategy set in space. Its a hybrid of rts and fps, with emphasis on combat and survival. Build your economy for war, modify the unit by adding components, explore, expand, and survive the savage waves of enemy attacks.
Why similar: 4X 30.3% ★, Space Sim 23.7%, RTS 18.4%, Base Building 12.2%, Strategy 5.1%
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 Sim 20%, Colony Sim 16%, Base Building 13.9%, City Builder 9.6%, Space 8.7%
The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.
Why similar: Space Sim 24.7%, RTS 21.1%, Action RTS 13.2% ★, Base Building 13.1%, Space 7.8%
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: Mars 31.2% ★, Space Sim 19.8%, Base Building 14.5%, Space 9.1%, City Builder 6.2%
Sector One takes you on a journey through 6 different worlds, where your goal is to fly your spaceship as long as you can, neutralizing enemies on the way. Each world offers a unique visual experience but also comes with different kinds of challenges that you need to overcome.
Why similar: Space Sim 32.6%, Flight 20.5%, Spaceships 18.6% ★, Space 8.1%, Sci-fi 6.3%
HIRED STARS is an isometric single player RTS game in an open, randomly generated sandbox universe. You take control of a small mercenary force. Plunder trade routes, attack pirates, fight the Empire or follow the story. Conquer or buy new ships and equipment. Recruit new captains and level them.
Why similar: Spaceships 28.9% ★, Space Sim 24.2%, RTS 17.3%, Sandbox 7%, Open World 5.6%
Spaceship Pro Simulator. Strapped in and ready. One ship, one mission—survive the unknown. Enemies ahead, systems online. This is my journey through deep space, and I'm not going down easy.
Why similar: Spaceships 50.6% ★, Space Sim 29%, Space 7.6%, Simulation 4.9%, Sci-fi 3%
Caves of Mars is a new 2D sci-fi action adventure space shooter game set in the mysterious caves of the planet Mars. Your mission is to navigate your spacecraft through 100 procedurally generated levels, battle against and destroy enemies and alien lifeforms and collect as many gems as possible.
Why similar: Mars 34.3% ★, Spaceships 33.6% ★, Space Sim 15.9%, Space 8.6%, Sci-fi 6.2%
