60+ similar titles based on shared tags and player behavior. Themes include Simulation, Strategy, Space Sim, Singleplayer.
The endless expanse of space has never been such a dangerous place. Take command as a Space Fleet Admiral who will face the challenge of galactic war and determine the fate of the universe.
Idle Starfleet
Create your own carrier fleet, explore the universe, and destroy enemy ships with style!
Star Fleet Deluxe
Command a UGA heavy cruiser against the Krellan Empire. Navigate space, manage resources, and coordinate defense strategies. Use starbases and outposts to protect colonies while engaging in tactical ship combat. Your decisions will determine the fate of sectors in this military space simulation.
Create your own carrier fleet, explore the universe, and destroy enemy ships with style!
Why similar: Space Sim 25.4%, RTS 16.1%, Strategy 15.9%, Simulation 13.9%, Wargame 12%
Command a UGA heavy cruiser against the Krellan Empire. Navigate space, manage resources, and coordinate defense strategies. Use starbases and outposts to protect colonies while engaging in tactical ship combat. Your decisions will determine the fate of sectors in this military space simulation.
Why similar: Space Sim 39.7%, Strategy 19.8%, Wargame 17.8%, Sci-fi 14.5%, Simulation 6.9%
Build spacecraft with a realistic part-based editor and fight multiplayer orbital wars using Keplerian, Newtonian, and patched-conics flight. Engage with lasers, railguns, missiles, and EW in fast, decisive battles shaped by strategy and logistics.
Why similar: Space Sim 40.2%, Simulation 13.4%, Wargame 12.4%, Strategy 12.2%, Sci-fi 9%
As the CEO of a spaceship design company, arrange blocks with different modes and functions to build powerful ships. Use resources from battles to upgrade blocks and acquire new ones through supplies. Strategically enhance your ship to maximize performance and defeat competitors.
Why similar: Space Sim 34.9%, Strategy 19.5%, Simulation 17.7%, Wargame 14.6%, Sci-fi 6.9%
Combining the best of space combat and real time strategy. Victory can be tactical, a dogfight or capital ship slugging match - depending on how you decide to achieve it. Space combat on a RTS scale with space sim savagery.
Why similar: Strategy 23.1%, Space Sim 20.1%, Simulation 18.6%, RTS 18%, Sci-fi 10.5%
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 41.1%, Strategy 22.4%, Simulation 20.5%, Sci-fi 7%, Space 5.1%
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 45.4%, Strategy 22.1%, Space 9.4%, Simulation 7.9%, Sci-fi 7.5%
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 31.8%, RTS 20.4%, Strategy 18.1%, Simulation 15.8%, Futuristic 5.8%
Civilization was born from a chaotic star system and has been constantly tested in its development, from ancient civilizations to occupying the entire galaxy, which is long and dangerous.
Why similar: Space Sim 32.2%, Strategy 12.6%, RTS 10.7%, Simulation 9.3%, Futuristic 8.5%
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 46.8%, Simulation 22.2%, Strategy 20.4%, Space 7.1%, 3D 2.8%
In Space Empires: Starfury you are on a wild intergalactic ride through the Space Empires universe. You are an undercover agent for the TCN (Terran Confederation Navy) trying to determine the cause of a recent escalation of pirate attacks in the Neutral territories.
Why similar: Space Sim 28%, Strategy 21%, RTS 18.2%, Space 7.7%, Sci-fi 5.9%
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 25.8%, Strategy 23%, Simulation 18.9%, RTS 13.1%, Sci-fi 6.7%
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 39.3%, Strategy 21.4%, Simulation 19%, Sci-fi 7.9%, Space 5.4%
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 37.8%, Simulation 22.1%, Strategy 18.3%, Sci-fi 11.9%, Space 9%
Captain a space freighter on its perilous voyage to deliver vital supplies to the Parvin Frontier! Select your crew, then lead and command their efforts to manage the ship's navigation, engineering, weapons, and more on the fly as crises and obstacles arise in real time.
Why similar: Space Sim 46%, Simulation 15%, Aliens 8.9%, Sci-fi 8.3%, Space 7.3%
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: Space Sim 28.4%, RTS 17.5%, Wargame 14.5%, Strategy 10.7%, Simulation 9%
Falling Stars: War of Empires is a fast-paced digital tabletop strategy game where each decision you make forces the game to evolve differently every time you play. Command hundreds of ships in battle, resolve intricate political agendas, and discover the deep interplanetary relations of the galaxy!
Why similar: Space Sim 27.5%, Strategy 27.1%, Simulation 21.9%, Wargame 14.8%, Sci-fi 8.8%
In Delos, you are the space traffic controller managing the flow of ships at a bustling space station. Direct docking, allocate resources, and prevent collisions in a real-time strategy setting. Balance efficiency and safety to maintain order in the interstellar hub.
Why similar: Space Sim 50.1%, Strategy 16.2%, Simulation 15.7%, Sci-fi 12.5%, 3D 4.5%
Shoting!!!
Why similar: Space Sim 41.1%, Strategy 22.6%, Simulation 20.7%, Aliens 7.3%, Space 4.6%
Travelers in Space Crack is a survive game in deep space. Explore in different galaxy through space cracks. To find and gather useful resource, to trade and make money are all important to develop your own fleets. And only through build massive fleets, you triumph over the unknown evil forces.
Why similar: Space Sim 38.5%, Strategy 20.7%, Simulation 19%, Wargame 17.6%, Space 3.7%
In this 4X + RPG strategy game, lead humanity’s last ark and rebuild a new home among the mysterious ruins of the stars. Starting from nothing, you will develop technology, build powerful fleets, resist external threats, and shape the rebirth of human civilization.
Why similar: Space Sim 24.9%, Wargame 22%, RTS 17%, Strategy 12.9%, Simulation 8.6%
GeoWar is a simple real-time strategy game where you have to capture all the bases from the enemies.
Why similar: Strategy 32.4%, Simulation 27%, RTS 21.4%, Wargame 19.3%
"Fleet Craft" is a real-time strategy game with a science fiction theme. Players can build land fleets composed of large tanks, robots and other units. You can customize the weapons on the unit to achieve different functions.
Why similar: RTS 30.9%, Strategy 29.3%, Wargame 17.2%, Sci-fi 14%, 3D 4%
A futuristic sci-fi persistent universe exploration game with one million stars and 18 million planets and moons. Fly your ship to any star and explore its solar system. Claiming stars, planets and moons will make them yours forever - other players will see your discoveries and you will see theirs.
Why similar: Space Sim 50.1%, Simulation 22.7%, Futuristic 9.1%, Sci-fi 8.5%, Space 4.8%
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 44.1%, RTS 14.7%, Strategy 12.9%, Sci-fi 11.4%, Simulation 8.4%
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 38%, Strategy 21.9%, Simulation 19.2%, Futuristic 8.7%, Sci-fi 7.5%
Phantom Signal is a real-time sci-fi strategy game with unusual mechanics. Explore mysterious star systems and reveal the secret of the phantom signal.
Why similar: Strategy 29.8%, Space Sim 22.9%, Simulation 14.4%, Sci-fi 12.3%, RTS 11.4%
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 66.9%, Simulation 26.4%, Space 6.6%
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: Space Sim 32%, RTS 20.5%, Strategy 20.3%, Simulation 15.6%, Sci-fi 6.1%
This game is no longer updated, do not buy!! RTS with physical details. Formulate strategies based on terrain and unit characteristics
Why similar: RTS 29.9%, Wargame 28.3%, Strategy 22.6%, Sci-fi 10.9%, 3D 4.1%
Design your own spaceships and assemble a fleet to fight in epic PvP battles. Ships are fully destructible and manned by persistent crew members including yourself. Ranked/casual matchmaking, PvE for practice. Show your creativity, strategy and tactics to defeat enemy Admiral!
Why similar: Space Sim 38%, RTS 24.1%, Strategy 20.7%, Futuristic 7.4%, Sci-fi 7%
Relativity Wars is a god-type strategy/action game, set in a universe which obeys Einstein’s theories of relativity!
Why similar: RTS 31%, Strategy 23.1%, Space Sim 22%, Simulation 18.1%, Space 5.8%
As a commander of an imperial space force you will conquer unexplored planets, create colonies and equip your fleet for attack or defense. Strategic warfare is the focus of Spaceinvasion!
Why similar: Space Sim 28.9%, Wargame 16.3%, RTS 13%, Strategy 10.9%, Sci-fi 9.1%
Space Strategy. A mix of tower hold games and role-playing action.
Why similar: Space Sim 33.9%, RTS 21.8%, Strategy 20.2%, Simulation 17.6%, Futuristic 6.1%
A casual space simulation game where you perform orbital manoeuvres on satellites to change their orbit and complete missions.
Why similar: Space Sim 49.2%, Simulation 25.4%, Sci-fi 9.5%, Futuristic 7.8%, Space 7.4%
They're back...only this time the heinous aliens are out to destroy Earth and rule the new frontier. As X-COM commander, it's your sole duty to protect humanity and the prized mining operations in outer space.
Why similar: Strategy 37.6%, Space Sim 35.3%, Sci-fi 17.7%, Space 8.6%, Singleplayer 0.8%
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 57.2%, Strategy 16.7%, Simulation 16.1%, Space 10%
Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.
Why similar: Space Sim 35.7%, RTS 22.6%, Strategy 15%, Aliens 6.5%, Futuristic 5.9%
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 44.2%, Strategy 16.9%, RTS 16.4%, Simulation 14.7%, Space 5.2%
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 60.5%, Simulation 30.1%, Space 9.4%
Deep Space Remnant is a space survival base-building simulator: build your station, gather resources with ships, research technology, and strengthen shields to survive escalating cosmic radiation.
Why similar: Space Sim 42.6%, Strategy 26.8%, Simulation 20.3%, Space 5.7%, 3D 3.9%
Fight till you can't then fight some more! A space combat simulator with survival crafting elements.
Why similar: Space Sim 37.2%, RTS 18.5%, Simulation 10.9%, Strategy 10.7%, Aliens 8.1%
Will you make the grade and save the planet? Become a cadet on your first day of training in this 3rd person space combat simulator.
Why similar: Space Sim 42.8%, Simulation 36.2%, Sci-fi 12.5%, Space 8.5%
Fly a rented ship in a procedurally-generated universe, navigate risky routes, and 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 53.7%, Simulation 23.2%, Strategy 11.1%, Sci-fi 7.7%, Space 4.3%
Block enemies with randomly generated heroes Survive until the last round and clear the game. Defeat enemies and use the gold you earn to produce more heroes and become stronger.
Why similar: RTS 26.7%, Strategy 24.1%, Simulation 22%, Wargame 20.4%, Combat 3.1%
Take command in the ultimate starship simulator: Star Command Galaxies. Become a Captain, recruit your crew, customize and upgrade your starship, battle alien vessels, teleport to away missions and repel boarding invaders in this real-time strategy simulation adventure from indie studio Warballoon.
Why similar: Space Sim 34.9%, RTS 23.6%, Strategy 12.5%, Sci-fi 10.4%, Simulation 8.7%
The next major game in the Planetary Annihilation universe, Industrial Annihilation combines the iconic real-time strategy of the beloved Annihilation games with deep factory-building to deliver a blend of genres unlike any you’ve experienced before.
Why similar: RTS 28.5%, Strategy 23.6%, Wargame 22.4%, Futuristic 10%, Sci-fi 8.5%
In celebration of the 25 yr anniversary of the first release, this compendium contains all 4 games in the Battlecruiser 3000AD series which was first released in 1996.
Why similar: Space Sim 41.8%, Simulation 13.1%, Sci-fi 11.5%, Futuristic 10.8%, Aliens 7.1%
Command a fleet of customizable ships in this roguelite strategy autobattler. Liberate planets to unlock new ships and powerful upgrades. Engage in strategic battles, manage your fleet, and face escalating challenges as you fight to free the universe through increasingly difficult galaxies.
Why similar: Space Sim 38.8%, Wargame 19%, Strategy 14.8%, Simulation 12.6%, Sci-fi 7.6%
Ancient Space is a story driven single player real time strategy game where you take command of a fleet embarking on a scientific mission to chart undiscovered reaches of space called ‘The Black Zone’. Overcome overwhelming odds and fight for your life and the survival of your ship and its crew.
Why similar: RTS 33.5%, Strategy 30.7%, Space 12.8%, Sci-fi 12.1%, Space Sim 9.9%
Armored Brigade is a real-time tactical wargame, focusing on realism and playability. In Armored Brigade the Cold War has turned hot, and Europe is once again torn apart by conflict. An "Iron Curtain" divides the Western Powers gathered together under the NATO banner from the Soviet Union
Why similar: Strategy 34.2%, Simulation 30.3%, Wargame 20.4%, RTS 15.1%
Build and manage your own space company. Design missions, launch satellites, and expand your influence across Earth’s orbit.
Why similar: Space Sim 40.8%, Strategy 22.8%, Simulation 20.7%, Futuristic 8%, Space 4.2%
A real-time modern warfare simulation game on campaign and battle level, Theater Commander features more than a dozen scenarios covering hypothetical conflicts around the globe involving current air, naval and land force from 17 countries.
Why similar: Strategy 36.5%, Simulation 31.8%, Wargame 31.7%
A game about an alien that has to abduct things to pay rent!
Why similar: Space Sim 42.7%, Simulation 20.6%, Aliens 14.7%, Sci-fi 10.7%, Space 5.4%
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 46.3%, Strategy 25.7%, Simulation 22.5%, Space 4.9%, Singleplayer 0.5%
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 61%, Sci-fi 14.7%, Simulation 13.5%, Space 9.7%, Singleplayer 1.2%
Destroy or be destroyed. Missile Wars is a high-pressure arms race where players must defend their asteroid from enemy missile strikes while investing in crucial tech upgrades to gain the upper hand.
Why similar: Space Sim 42.5%, Strategy 22.1%, Wargame 19.7%, Sci-fi 7.8%, Space 4.5%
Engineer spaceships, compose fleets and command them in in real-time battles. All ships are completely defined by their module composition. Achieve victory with brilliant command on the battlefield and by engineering it into your fleet.
Why similar: RTS 35.4%, Strategy 35.2%, Simulation 29.4%
Play as an A.I tasked with helping mankind explore the vastness of space. Customize your ship, recruit a crew, battle alien vessels, research new technology and explore randomly generated universes.
Why similar: Space Sim 43%, Strategy 26.5%, Simulation 22.1%, Space 8.5%
