- #1 NEBULOUS: Fleet Command
97% matchVery Positive81% of 3,880 reviews2022
Dev: Eridanus IndustriesPub: Hooded Horse
Windows
Median: 4.9 hrsMean: 31.0 hrs≥1hr: 77%
Take command of your hand-tailored fleet of space warships and use realistic radar, electronic warfare, advanced movement controls in 3D space, and precision targeting to outmaneuver and outwit your opponents in a simulation-heavy tactical space game like no other.
Why similar: RTS 50.4%, Strategy 28.8%, Simulation 20.8%
Why You'll Like It: Offers unparalleled tactical depth and realistic fleet combat mechanics that mirror the intensity of commanding a space taskforce.
- #2 Sins of a Solar Empire II
96% matchVery Positive84% of 8,352 reviews2024
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 9.5 hrsMean: 30.1 hrs≥1hr: 85%
Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.
Why similar: Space 32.8%, RTS 25.6%, 4X 18.9% ★, Strategy 15.9%, Sci-fi 6.7%
Why You'll Like It: Combines massive-scale RTS combat with 4x empire management, perfectly capturing the grand scope of space warfare.
- #3 Star Ruler 2
96% matchVery Positive82% of 721 reviews2015
Dev: Blind Mind Studios
Windows · Linux
Median: 4.0 hrsMean: 8.9 hrs≥1hr: 93%
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: Space 28.7%, RTS 23.8%, 4X 20.8% ★, Strategy 18.9%, Sci-fi 7.8%
Why You'll Like It: Provides a complex blend of 4x strategy and real-time combat with deep ship design mechanics similar to Shallow Space.
- #4 Dust Fleet
95% matchMostly Positive75% of 220 reviews2023
Dev: Orbiting DiscoPub: indie.io
Windows
Assume command of a battle fleet and deploy immediately to the Dust Zone, commander. Our main food supply station has gone dark and the United Earth Nations (UEN) needs to know why in this 4X RTS space sim. Manage your ships, control space stations, and watch your back.
Why similar: Space 29.9%, 4X 22.1% ★, Strategy 17.3%, Simulation 10.6%, RTS 10.6%
Why You'll Like It: A modern real-time tactics game that emphasizes fleet composition and strategic positioning in deep space.
- #5 Homeworld Remastered Collection
94% matchVery Positive88% of 14,058 reviews2015
Dev: Gearbox SoftwarePub: Gearbox Publishing
Windows · Mac
Median: 4.7 hrsMean: 34.2 hrs≥1hr: 85%
Experience the epic space strategy games that redefined the RTS genre. Control your fleet and build an armada across more than 30 single-player missions. Choose unit types, fleet formations and flight tactics for each strategic situation.
Why similar: Space 38.6%, RTS 31%, Strategy 16.9%, Sci-fi 7.8%, Simulation 4.1%
Why You'll Like It: The definitive space RTS experience that established the genre's standard for 3D fleet movement and tactical combat.
- #6 Ancient Space
94% matchMixed44% of 366 reviews2014
Dev: CreativeForge GamesPub: Paradox Interactive
Windows · Mac
Median: 4.4 hrsMean: 5.1 hrs≥1hr: 89%
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: Space 37.3%, RTS 30.8%, Strategy 25%, Sci-fi 6.8%
Why You'll Like It: A narrative-driven space RTS that focuses on managing a fleet through dangerous sectors, much like the core loop of Shallow Space.
- #7 Particle Fleet: Emergence
92% matchVery Positive92% of 1,269 reviews2016
Dev: Knuckle Cracker
Windows · Mac · Linux
Median: 6.8 hrsMean: 24.9 hrs≥1hr: 76%
Build and design your own fleets and stand opposed to the Particulate in this physics/strategy/RTS/fleet hybrid. Build partially destructible and self repairing ships that interact with enemies less controlled by some scripted logic and more driven by a real time massive physics particle simulation.
Why similar: Space 27.1%, Strategy 26.6%, RTS 25.5%, Simulation 15.8%, Sci-fi 4.9%
Why You'll Like It: Offers a unique, physics-based approach to real-time strategy that challenges players to manage fleets against fluid-like enemy swarms.
- #8 Void Destroyer
93% matchMixed60% of 351 reviews2015
Dev: Iteration 11
Windows
Median: 18 minMean: 3.2 hrs≥1hr: 30%
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: Space 32.3%, Strategy 21.5%, RTS 18.9%, Simulation 15.9%, Sci-fi 6.8%
Why You'll Like It: Blends space simulation with RTS elements, allowing players to jump between piloting individual ships and commanding a fleet.
- #9 Celestial Command
91% matchMixed63% of 698 reviews2014
Dev: Romenics
Windows · Mac · Linux
Median: 1.5 hrsMean: 6.3 hrs≥1hr: 62%
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 45%, Simulation 17.5%, Strategy 16%, RPG 10.6%, Sci-fi 7%
Why You'll Like It: A physics-based space simulation that allows for intricate ship construction and tactical fleet management.
- #10 Starpoint Gemini Warlords
91% matchMostly Positive73% of 3,581 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 11.0 hrs≥1hr: 87%
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: Space 33.7%, 4X 19% ★, Strategy 15.1%, RPG 12.6%, Simulation 11.1%
Why You'll Like It: Combines RPG progression with fleet management and 4x strategy, offering a similar sense of building a personal space empire.
- #11 Falling Frontier
90% matchNo user reviews
Dev: Stutter Fox StudiosPub: Hooded Horse
Windows
Conquer a vast procedurally generated star system in Falling Frontier, a sci-fi RTS where intel and logistics are decisive factors. Design ships and raid enemy supply lines, lay minefields and construct recon stations, and ambush enemy forces within asteroid fields and nebulae.
Why similar: Space 35.3%, 4X 24.9% ★, Strategy 17.7%, Simulation 11.8%, Sci-fi 10.3%
Why You'll Like It: Focuses on realistic logistics and tactical space combat, making every ship movement and engagement feel impactful.
- #12 Nexus - The Jupiter Incident
89% matchVery Positive86% of 1,062 reviews2007
Dev: Mithis GamesPub: HandyGames
Windows
Median: 1.9 hrsMean: 12.1 hrs≥1hr: 64%
Ambitious megacorporations monopolize the conquest of space and the colonization of the solar system. At the very edge of the solar system, the companies make a discovery that will shift the technological advantage and upset the balance. And so a new conflict is born: "The Jupiter Incident."
Why similar: Space 38.3%, RTS 22%, Strategy 21.7%, Sci-fi 9.3%, Simulation 8.7%
Why You'll Like It: A tactical space combat game that prioritizes ship-to-ship maneuvering and specialized weapon systems over base building.
- #13 Stellar Warfare
88% matchVery Positive83% of 417 reviews2021
Dev: Tense Games
Windows
Median: 42 minMean: 2.8 hrs≥1hr: 45%
Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!
Why similar: RTS 31.7%, Space 30.8%, Strategy 15.7%, Simulation 12.6%, Sci-fi 9.1%
Why You'll Like It: An indie RTS that focuses on rapid ship construction and large-scale fleet engagements in a sci-fi environment.
- #14 Executive Assault 2
86% matchVery Positive83% of 1,738 reviews2023
Dev: Hesketh Studios Ltd
Windows · Mac
Median: 3.8 hrsMean: 8.4 hrs≥1hr: 76%
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: RTS 41.6%, Space 29.4%, Strategy 18.2%, Sci-fi 7.2%, Action 3.6%
Why You'll Like It: A unique hybrid that lets you manage your space fleet from an RTS perspective while also allowing you to jump into the action as an individual unit.
- #15 The Sentient
89% matchMostly Negative39% of 82 reviews2016
Dev: Uncaged Studios
Windows
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 31.1%, Strategy 27.2%, RPG 20.9%, Simulation 20.8%
Why You'll Like It: An indie strategy game that features ship building and crew management, appealing to those who enjoy the customization aspects of Shallow Space.
- #16 Star Ruler
87% matchVery Positive83% of 340 reviews2010
Dev: Blind Mind Studios
Windows
Median: 30 minMean: 6.2 hrs≥1hr: 41%
Take command of a vast interstellar empire and safeguard your species from total extinction in a procedurally generated 3D galaxy (with the option to flatten it) from 1 System to 10,000+! Prove your species' ingenuity through a deep and intricate combat system where anything (from individual components on ships to the stars themselves)...
Why similar: Space 29.5%, Strategy 24.4%, 4X 21.5% ★, RTS 19.6%, Sci-fi 5.1%
Why You'll Like It: The original entry that offers massive scale and deep customization for players who enjoy managing every detail of their space fleet.
- #17 Distant Worlds 2
84% matchMostly Positive71% of 3,504 reviews2022
Dev: CodeForcePub: Slitherine Ltd.
Windows
Median: 8.6 hrsMean: 42.1 hrs≥1hr: 75%
Distant Worlds 2 is a vast, pausable real-time 4X space strategy game.
Why similar: Space 26.7%, 4X 25.1% ★, Strategy 23.5%, Simulation 16.1%, Sci-fi 8.5%
Why You'll Like It: A deep grand-strategy game that excels in simulating the logistical and military complexities of a space-faring civilization.
- #18 Galaxy Reavers
86% matchMixed69% of 205 reviews2016
Dev: Good Games
Windows
This is a fun yet challenging RTS game. To survive in the vast galaxy, you need to build up your own fleet and customize your warships. You will also learn to control them efficiently in battle to defeat your enemies, conquer planets, and expand your galactic empire!
Why similar: Space 36.5%, RTS 29.5%, Strategy 26.6%, Sci-fi 7.4%
Why You'll Like It: A tactical RTS that strips away base building to focus entirely on controlling fleets of ships in intense, real-time combat.
- #19 Gratuitous Space Battles
85% matchMostly Positive70% of 878 reviews2009
Dev: Positech Games
Windows · Mac · Linux
Median: 2.8 hrsMean: 5.1 hrs≥1hr: 81%
The first ever auto-battler game, from way back in 2009Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.
Why similar: Space 35.8%, Strategy 23.6%, RTS 16.8%, Simulation 10.8%, Sci-fi 10.7%
Why You'll Like It: Focuses entirely on the fleet design and tactical combat aspect, letting you watch your custom-built armadas engage in massive battles.
- #20 Homeworld 3
82% matchMixed41% of 8,597 reviews2024
Dev: Blackbird InteractivePub: Gearbox Publishing
Windows
Median: 4.7 hrsMean: 60.0 hrs≥1hr: 72%
Tactical, beautiful, and wholly unique, the GOTY-winning sci-fi RTS returns with Homeworld 3. Assume control and battle through fleet combat in dazzling, fully 3D space while the award-winning story unfolds on a galactic scale.
Why similar: RTS 34.5%, Space 34.4%, Strategy 16.3%, Sci-fi 8.5%, Simulation 6.3%
Why You'll Like It: Continues the legacy of 3D tactical space combat with modern visuals and complex fleet maneuvering mechanics.
- #21 Carrier Command 2
81% matchVery Positive82% of 3,688 reviews2021
Dev: GeometaPub: MicroProse Software
Windows · Mac
Median: 9.4 hrsMean: 15.6 hrs≥1hr: 92%
Carrier Command 2 is the real-time strategy game that puts you in command of a futuristic carrier capable of deploying a vast array of aircraft and amphibious units. Compete against AI or human players and hop into every single vehicle to take matters into your own hands!
Why similar: RTS 50.2%, Strategy 28.7%, Simulation 21.1%
Why You'll Like It: While set on a planet, the heavy focus on tactical fleet management and long-range unit coordination provides a similar strategic feel.
- #22 Dawn of Andromeda
84% matchMixed44% of 242 reviews2017
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.2 hrsMean: 11.8 hrs≥1hr: 86%
Dawn of Andromeda is a pausable, real-time 4X space strategy game providing an accessible, fun and immersive experience, introducing fresh ideas to the genre. Build your empire, colonize new planets, interact with other factions and characters, research technologies and build great fleets.
Why similar: Space 32.2%, Strategy 31.3%, 4X 28.6% ★, Sci-fi 7.9%
Why You'll Like It: A streamlined 4x strategy game that focuses on fleet combat and empire expansion in a vibrant sci-fi setting.
- #23 Stars in Shadow
82% matchMostly Positive79% of 825 reviews2017
Dev: Ashdar GamesPub: Iceberg Interactive
Windows
Median: 2.5 hrsMean: 14.6 hrs≥1hr: 66%
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 35.6% ★, Space 29.9%, Strategy 26.8%, Sci-fi 7.7%
Why You'll Like It: A 4x strategy game that features distinct alien factions and tactical combat, perfect for fans of space-based empire building.
- #24 Into the Stars
83% matchMixed41% of 537 reviews2016
Dev: Fugitive GamesPub: Iceberg Interactive
Windows
Median: 3.2 hrsMean: 4.3 hrs≥1hr: 80%
Take the role of Captain in this Space Survival Simulation as you explore a massive star system in search of a new home for humanity. Outfit your ship, hand pick your crew and set off on a journey through an open-world where you must scavenge resources, shelter civilians and outrun a hostile alien force.
Why similar: Space 47.8%, Strategy 26.6%, Simulation 21.5%, Action 4.1%
Why You'll Like It: Focuses on the survival and management of a single fleet, emphasizing the weight of every strategic decision made in deep space.
- #25 Annihilate The Spance
78% matchVery Positive91% of 345 reviews2025
Dev: Skyglow Softworks
Windows
An RTS base builder with huge battles, constant production, and autonomous ships. The Spance approaches, a vast and mysterious storm at the edge of humanity. Who shall claim its riches? Brave the perils of the depths in a story-rich singleplayer campaign with numerous distinct factions and bosses.
Why similar: RTS 37.9%, Space 37.9%, Strategy 15.8%, Sci-fi 8.3%
Why You'll Like It: An early-access title that combines base building with RTS combat, focusing on the expansion and defense of space outposts.
- #26 WARSHIFT
81% matchMostly Positive71% of 698 reviews2016
Dev: Cyril Megem
Windows
Median: 2.6 hrsMean: 3.6 hrs≥1hr: 78%
Unique mix of Action, RTS and RPG gameplay elements that forms an innovative game genre. You can build base, manage troops, and then come down to keep your enemy at gunpoint in the dynamic battle and customize your main characters.
Why similar: RTS 43.9%, Strategy 27.3%, RPG 14.4%, Sci-fi 8.7%, Action 5.7%
Why You'll Like It: An experimental RTS that blends action and strategy, allowing for direct control of units during large-scale battles.
- #27 SpaceBourne
78% matchMostly Positive77% of 807 reviews2020
Dev: Burak Dabak
Windows
Median: 1.9 hrsMean: 9.7 hrs≥1hr: 59%
Spacebourne is an open space exploration game with Rpg elements. Its world consists of different factions at war. You as an expert pilot need to choose your side or be on no one's side and create a force of your own. Load up your weapons, Ready your ship and warp to adventure.
Why similar: Space 53%, RPG 23.9%, Simulation 23.1%
Why You'll Like It: An open-world space sim that incorporates RPG and strategy elements, allowing for a more personal experience within a large fleet context.
- #28 Fragile Allegiance
79% matchVery Positive94% of 125 reviews2015
Dev: Gremlin InteractivePub: Alternative Software Ltd
Windows
Assemble your fleets, fill your silos with nuclear warheads, conduct research, gather resources, and wage war in a vast galaxy in this unique take on 4X Strategy. Appoint Colony Supervisors to manage your colony and deploy Spy Satellites for the ultimate in skulduggery.
Why similar: Strategy 55.1%, Space 44.9%
Why You'll Like It: A classic space strategy game that emphasizes resource management and tactical defense in a hostile galaxy.
- #29 Starship Corporation
80% matchMixed42% of 557 reviews2018
Dev: Coronado GamesPub: Iceberg Interactive
Windows
Median: 4.3 hrsMean: 9.7 hrs≥1hr: 89%
A sci-fi simulation game, in which players must design, assemble and test spaceships, in a bid to build a supreme Galactic Mega-Corporation. Gain your reputation by engineering and selling your own spacecraft, testing them to the limit in RTS missions and simulated emergency and combat situations.
Why similar: Space 33.5%, Strategy 31.8%, Simulation 28.7%, Sci-fi 6%
Why You'll Like It: Focuses on the design and management aspects of space vessels, providing a grounded look at the engineering side of space warfare.
- #30 BattleGroupVR2
73% matchVery Positive86% of 180 reviews2025
Dev: SpaceOwl Games
Windows
BattleGroupVR2 is a virtual reality real-time space strategy where you explore the galaxy and lead a fleet of powerful warships from the bridge of your flagship. Explore, mine, trade, hunt. Grow your fleet, upgrade your ships, train your captains, and battle the enemy from the captain's chair.
Why similar: RTS 48.7%, Strategy 21.5%, Sci-fi 15.6%, Simulation 10.1%, Action 4.1%
- #31 Solar Nations 2
73% matchVery Positive88% of 263 reviews2025
Dev: Flomgus Games
Windows
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: Space 36.1%, 4X 25.3% ★, Strategy 19.4%, Sci-fi 11.1%, Simulation 8.2%
- #32 Gemini Wars
79% matchMostly Negative32% of 165 reviews2012
Dev: Camel 101
Windows · Mac
Median: 1.6 hrsMean: 4.0 hrs≥1hr: 94%
Take control of a fleet commander returned from exile, rise through the ranks of the United Space Federation forces and join an epic war across the stars.
Why similar: Space 26.3%, RTS 25.2%, 4X 21.8% ★, Strategy 12.3%, Simulation 8.2%
Why You'll Like It: A grand-strategy wargame that focuses on fleet movement and territory control in a space-based setting.
- #33 Star Traders: 4X Empires
77% matchMixed63% of 82 reviews2014
Dev: Trese Brothers
Windows · Mac · Linux
Median: 1.6 hrsMean: 2.8 hrs≥1hr: 94%
Take command of humanity’s last survivors and rebuild an empire in the stars. In this immersive turn-based strategy game, you will have to fight to protect your people, control rival factions, and unlock lost technology.
Why similar: 4X 31.5% ★, Space 30.9%, Strategy 14.1%, Sci-fi 12.3%, Simulation 11.1%
- #34 Dyson Sphere Program
71% matchOverwhelmingly Positive98% of 90,697 reviews2021
Dev: Youthcat StudioPub: Gamirror Games
Windows
Median: 13.1 hrsMean: 75.1 hrs≥1hr: 84%
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: Space 54.4%, Simulation 14.9%, Strategy 13.3%, Sci-fi 11.1%, RTS 6.2%
- #35 Into the Void
76% matchMixed63% of 136 reviews2015
Dev: Mozg Labs
Windows · Mac · Linux
Median: 5.5 hrsMean: 13.8 hrs≥1hr: 98%
Into the Void is a strategy RPG and exploration sci-fi game with an epic story and intense battles. Travel through space and discover the origin of a cosmic threat which destroyed Earth centuries ago. Fight or cooperate with the different factions; be a leader !
Why similar: Space 44%, Strategy 27.3%, 4X 15.6% ★, RPG 13.1%
- #36 Galactic Inheritors
77% matchMixed44% of 86 reviews2015
Dev: Crispon GamesPub: Plug In Digital
Windows
Median: 3.5 hrsMean: 3.6 hrs≥1hr: 97%
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: Space 43.2%, 4X 26.4% ★, Strategy 22.7%, Sci-fi 7.7%
- #37 Sid Meier's Starships
75% matchMixed50% of 2,463 reviews2015
Dev: Firaxis GamesPub: 2K
Windows · Mac
Median: 4.6 hrsMean: 7.5 hrs≥1hr: 87%
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 49.8%, Strategy 29.5%, Sci-fi 11.2%, 4X 9.4% ★
- #38 StarDrive
76% matchMixed45% of 1,484 reviews2013
Dev: Zero Sum Games
Windows
Median: 2.3 hrsMean: 6.7 hrs≥1hr: 88%
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: Space 28.5%, 4X 24.7% ★, Strategy 21.2%, RTS 19.4%, Sci-fi 6.2%
- #39 Space Reign
69% matchMostly Positive75% of 431 reviews2026
Dev: Propulsive Games
Windows
An indie space-sim and strategy game featuring ship and fleet combat mixed with RTS elements. Complete contracts and Claim sectors for your faction in the near-future, where resource exploiting corporations are in a state of constant conflict over territory control.
Why similar: Space 37.9%, RTS 30.1%, Strategy 16.4%, Sci-fi 10.8%, Action 4.8%
- #40 BattleGroupVR
70% matchVery Positive92% of 946 reviews2023
Dev: SpaceOwl Games
Windows · Linux
Median: 1.7 hrsMean: 4.4 hrs≥1hr: 61%
BattleGroupVR is a first person real-time space strategy where you lead a fleet of powerful warships into battle from the bridge of your own flagship. Assemble your fleet, upgrade your load-outs, train your captains, engage the enemy and secure the sector. Try not to go down with the ship.
Why similar: Space 32.2%, RTS 29.9%, Strategy 14.7%, Simulation 10.8%, Sci-fi 9.2%
- #41 Aeon Command
74% matchMostly Positive79% of 415 reviews2014
Dev: Bat Country Games, LLC
Windows · Mac · Linux
Median: 3.0 hrsMean: 4.6 hrs≥1hr: 79%
Aeon Command is a tug of war strategy game, where you play as one of three unique factions to help gain dominance over the Aeon Nebula! Take control of your mother ship to gather resources, produce ships and fight off the enemy mother ship. Grow stronger as you progress through the 24 mission campaign and unlock new upgrades.
Why similar: Strategy 55.7%, Space 34.4%, Sci-fi 9.9%
- #42 Unending Galaxy
74% matchMixed62% of 124 reviews2016
Dev: Anarkis Gaming
Windows
Median: 3.3 hrsMean: 3.6 hrs≥1hr: 91%
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: Space 29.1%, Strategy 28.1%, Simulation 20.9%, 4X 16.7% ★, Sci-fi 5.3%
- #43 Sector Space
68% matchVery Positive96% of 82 reviews2025
Dev: Robin M. FarrellPub: Outer Vision Games
Windows · Linux
Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items, construct gear, level up, improve your ship, assemble a fleet, engage in combat, and take on the void.
Why similar: RPG 38.5%, Simulation 33.3%, Space 18.9%, Sci-fi 5.9%, Action 3.4%
- #44 Eternal Starlight VR
71% matchVery Positive91% of 75 reviews2021
Dev: White Noise Games
Windows
Activate your Neural Link to gain an omniscient view of the battlefield. Experience the conflict at any scale, as you plot the course that will lead your fleet to victory. Eternal Starlight is a tactical space combat game, built from the ground up for VR.
Why similar: RTS 34.4%, Space 30.3%, Strategy 16.4%, Simulation 8.8%, Sci-fi 6.6%
- #45 All Guns On Deck
75% matchMostly Negative34% of 504 reviews2015
Dev: Decaying Logic
Windows
Median: 12 minMean: 16.6 hrs≥1hr: 28%
All Guns On Deck is a naval strategy, real time tactics action rpg with a unique battle system and unforgiving world to conquer.
Why similar: Strategy 37.3%, RPG 28%, Simulation 25.9%, Action 8.9%
- #46 StarMade
72% matchMixed68% of 2,982 reviews2014
Dev: Schine GmbH
Windows · Mac · Linux
Median: 1.3 hrsMean: 18.8 hrs≥1hr: 54%
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
Why similar: Space 60.3%, Strategy 10.5%, Sci-fi 10%, Simulation 8.8%, RPG 7.5%
- #47 Halcyon 6: Starbase Commander
71% matchVery Positive84% of 1,314 reviews2016
Dev: Massive Damage, Inc.
Windows · Mac · Linux
Median: 4.7 hrsMean: 6.7 hrs≥1hr: 93%
Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.
Why similar: Space 44.3%, Strategy 29.3%, RPG 14.9%, Simulation 11.5%
- #48 Nomad Fleet
73% matchMixed67% of 213 reviews2016
Dev: Autarca
Windows · Mac · Linux
Median: 3.2 hrsMean: 3.2 hrs≥1hr: 79%
Nomad Fleet is a RTS game where you must lead the last remnants of Mankind to safety after a mysterious alien race has hunted them near extinction. Lead a fully armed fleet of battleships, carriers and fighters through a series of randomized scenarios and encounters where they must fight for their survival while scavenging for resources,...
Why similar: Space 34.8%, Strategy 30.4%, RTS 25.7%, Sci-fi 9.1%
- #49 Between the Stars
68% matchMostly Positive75% of 2,444 reviews2024
Dev: Isolated Games
Windows
Median: 54 minMean: 8.8 hrs≥1hr: 49%
Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.
Why similar: Space 41.6%, RPG 16.4%, Strategy 16%, Simulation 14.1%, Sci-fi 7.3%
- #50 Command Deck
65% matchVery Positive99% of 78 reviews2025
Dev: k-critical
Windows · Mac
A retro sci-fi deckbuilder where enemies play by the same rules as you. Command your ship, build powerful deck combinations, and watch your decisions unfold in fast-paced, satisfying space combat.
Why similar: Space 52.4%, Strategy 30.3%, Sci-fi 17.4%
- #51 Pax Nova
70% matchMixed56% of 449 reviews2020
Dev: Grey Wolf EntertainmentPub: Iceberg Interactive
Windows
Median: 4.3 hrsMean: 6.5 hrs≥1hr: 88%
A sci-fi turn-based 4X strategy game where you lead the fate of one of several factions divided between three races. Explore new worlds and new star systems filled with exciting secrets as well as dangers. Build cities, expand your influence and fight great battles on land and in space.
Why similar: Space 34.2%, 4X 30.7% ★, Strategy 23.5%, Sci-fi 11.7%
- #52 Ultimate Admiral: Dreadnoughts
67% matchMixed61% of 7,835 reviews2023
Dev: Game-Labs
Windows
Median: 16.1 hrsMean: 81.4 hrs≥1hr: 87%
Design warships the way you want them, command fleets, win the naval arms race for your nation!
Why similar: RTS 54.7%, Simulation 26.3%, RPG 19%
- #53 Rise of Piracy
64% matchMostly Positive79% of 448 reviews2026
Dev: IrishJohnGamesPub: MicroProse Software
Windows
The perfect blend of Action, Adventure and RTS. Begin your journey as the lowly captain of a small vessel. End as the commander of a threatening fleet. Rise to glory how you see fit. Trade, fight, recruit, grow, pillage, ally, destroy & conquer.
Why similar: RTS 48.9%, Simulation 23.5%, Strategy 22.4%, Action 5.3%
- #54 Space Drilling Station
64% matchVery Positive92% of 77 reviews2026
Dev: Ayota GamesPub: Abiding Bridge
Windows
In Space Drilling Station, manage a drilling station on a distant planet. Build a multi-level vertical structure to produce and manage your resources and staff, in order to dominate the competition!
Why similar: Space 44.8%, Simulation 20.1%, Strategy 19.6%, Sci-fi 15.5%
- #55 Cosmoteer: Starship Architect & Commander
63% matchVery Positive94% of 12,599 reviews2022
Dev: Walternate Realities
Windows
Median: 19.4 hrsMean: 41.0 hrs≥1hr: 92%
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
Why similar: Space 44.8%, Strategy 21.8%, Sci-fi 19.2%, Simulation 14.2%
- #56 Lords of the Black Sun
72% matchVery Negative20% of 396 reviews2014
Dev: Arkavi StudiosPub: Iceberg Interactive
Windows
Median: 3.6 hrsMean: 4.6 hrs≥1hr: 90%
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: Space 36%, Strategy 30.1%, 4X 28.6% ★, Sci-fi 5.3%
- #57 From the Depths
64% matchVery Positive89% of 12,623 reviews2020
Dev: Brilliant Skies Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 40.6 hrs≥1hr: 81%
Over 1000 unique components allow you to build and command voxel vehicles from the deep ocean to outer space! Forge strategies, allegiances and fleets strong enough to destroy eight deadly factions of the planet and reign supreme. A genre-defying mashup of simulation, building, RTS and RPG.
Why similar: RTS 37.5%, Space 30.8%, Strategy 18.7%, Simulation 13%
- #58 Galactic Ruler
67% matchMixed49% of 121 reviews2022
Dev: BattleGoat Studios
Windows
Median: 3.4 hrsMean: 7.1 hrs≥1hr: 96%
Galactic Ruler offers real time strategy game play at both planetary level and in space! Lead your faction in diplomacy or conquest across a procedurally generated galactic map where any system might hold hostile enemies or resource riches. Develop advanced technologies to rule the galaxy!
Why similar: Space 29.7%, RTS 23.5%, 4X 21.7% ★, Strategy 11%, Sci-fi 8%
- #59 Interstellar Space: Genesis
66% matchVery Positive84% of 825 reviews2019
Dev: Praxis Games
Windows
Median: 1.3 hrsMean: 11.6 hrs≥1hr: 55%
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: Space 36.5%, 4X 30.3% ★, Strategy 21.6%, Sci-fi 11.6%
- #60 Soup: the Game
69% matchMixed58% of 59 reviews2016
Dev: Dewdrop Games
Windows · Mac · Linux
Median: 3.1 hrsMean: 4.0 hrs≥1hr: 92%
Soup: The Game is a micro-strategy experience in which you wage war against opposing microorganisms. It features minimalistic, intuitive controls and great depth of unit interaction.
Why similar: Strategy 49.7%, Simulation 37.9%, Action 12.4%