- #1 Extinction Eclipse
97% matchPositive85% of 34 reviews2022
Dev: TuanisApps
Windows · Mac · Linux
You are in command of the human fleet, searching for asteroids to mine, extract resources and build bases and more ships to defeat aliens invaders. This simple and short action RTS has a full and exciting campaign, and a skirmish mode that allows you to play a different mission on every match.
Why similar: Action RTS 23.8% ★, Space Sim 13.3% ★, RTS 11.3%, Space 11.2%, Resource Management 8.2%
- #2 Gewevo : Interstellar
96% matchNo user reviews2021
Dev: Victor Filipiak
Windows
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 33.4% ★, Action RTS 21.6% ★, RTS 14.6%, Strategy 9.3%, Space 8.5%
- #3 Stellar Insurgency
96% matchNo user reviews
Dev: Tensorial
Windows
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 30% ★, Action RTS 22.7% ★, RTS 10%, Space 8.7%, Sci-fi 7.8%
- #4 SunWars
95% matchNo user reviews
Dev: Bode
Windows
Over 500,000 players on mobile! Sun Wars is a real-time strategy game set in a galactic war between suns. Build and boost your solar system, attack enemy suns, avoid deadly black holes, and manage energy wisely. Only smart tactics and strategy will let you survive and win the war.
Why similar: Action RTS 23.1% ★, Tactical RPG 18.2%, Space Sim 18% ★, Space 10.6%, RTS 10.3%
- #5 Core Order
94% matchNo user reviews
Dev: Sernato Games
Windows
Customize your ship to fit your needs in the deep space. Explore the Milky Way in this ultimate open world sandbox.
Why similar: 4X 24.9% ★, Space Sim 19.3% ★, Vehicular Combat 16.3% ★, Space 9.3%, Economy 8.6%
- #6 Eternity
94% matchNo user reviews2026
Dev: Firedrake GamesPub: Ground Control Studios
Windows
An unforgettable journey of discovery, hope, and survival, as you strive to unlock the secrets of the universe and pave the way for humanity's destiny. By intertwining Exploration, Adaptive Gameplay, and Survival, ETERNITY offers a rich and immersive experience.
Why similar: 4X 25.1% ★, Space Sim 19.1% ★, RTS 11.6%, Economy 10.7%, Resource Management 8.5%
- #7 Power of the Horde [RTS]
93% match7 user reviews86% of 7 reviews2025
Dev: Windforce
Windows · Mac
Power of the Horde is a fantasy RTS with three unique factions: Humans, Horde, and Undead. In Skirmish Mode, enjoy classic RTS gameplay with RPG-style hero progression and a permanent equipment system. The AI assistant can also help you build bases and train units automatically.
Why similar: 4X 22.8% ★, Action RTS 22.3% ★, RTS 12.8%, Strategy RPG 10.8%, Base Building 7.4%
- #8 Rank: Warmaster
92% match3 user reviews100% of 3 reviews2021
Dev: Laser Beams & Particle Streams Software, Inc.
Windows
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.
Why similar: 4X 23.4% ★, Space Sim 19.4% ★, Action RTS 15.9% ★, RTS 11.3%, Base Building 9.4%
- #9 Starpoint Gemini Warlords
91% matchMostly Positive73% of 3,569 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 11.0 hrs≥1hr: 88%
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: 4X 22.5% ★, Space Sim 19.2% ★, Space 11.9%, Tactical RPG 10.1%, Strategy RPG 9%
- #10 Structura
91% match1 user reviews0% of 1 reviews2021
Dev: Binary Station Studio
Windows · Linux
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 29.3% ★, Space Sim 22.4% ★, RTS 14.1%, Base Building 10.6%, Economy 5.5%
- #11 Ripped From Time: Outpost
90% matchNo user reviews
Dev: Looming Games
Windows
First-person drone combat meets RTS base-building: command historical squads, advance from stone to lasers, and power the outpost’s defenses and superweapon to seal a space-time rupture.
Why similar: RTS 19%, Base Building 14.8%, Action RTS 13.5% ★, Resource Management 12.4%, Strategy 8.2%
- #12 Byte Lynx
89% matchVery Positive98% of 88 reviews2022
Dev: Artful Games
Windows
Byte Lynx is a fast-paced RTS with no units. Build defenses, dismantle your enemy, and steal their buildings in this deeply tactical building combat-based strategy game. Expand your arsenal across a series of diverse levels!
Why similar: 4X 24.1% ★, Action RTS 21.6% ★, RTS 13.8%, Base Building 12.5%, PvE 6.4%
- #13 Stellar Trader
89% matchNo user reviews2026
Dev: ParaVerseLabPub: Spiral Up Games
Windows
See the galaxy through the eyes of a trader. Hundreds of years after humanity took to the stars, you're free to buy, fight, explore, and build your way to power. Shape economies, form alliances, and influence the systems that control trade, tech, and politics.
Why similar: Space Sim 25.7% ★, Economy 15.8%, Space 13.2%, Tactical RPG 13.2%, 4X 10.2% ★
- #14 Ironseed : Lost Chapter
88% matchNo user reviews2026
Dev: Robert MorganPub: Red Shadow Software
Windows · Mac · Linux
Ironseed: Lost Chapter is a standalone side story built on the 25th Anniversary Edition engine. Restored from unused lore and expanded quest fragments, it explores events that were hinted at, but never fully realized, in the original Ironseed timeline.
Why similar: Space Sim 28.7% ★, Tactical RPG 22.1%, Strategy RPG 15.9%, Exploration 7.4%, Strategy 7.2%
- #15 Protect Your Humans
86% matchNo user reviews2026
Dev: RaphMoite
Windows
Protect Your Humans is an action RPG with RTS elements where you play as a King defending humanity's last stand. Rebuild your kingdom, command your forces, and venture into dungeons to challenge massive raid bosses before their armies overrun your base. Will you save humanity?
Why similar: Action RTS 29.1% ★, RTS 20.5%, Action RPG 11.7%, Strategy 11.3%, Base Building 10.9%
- #16 Star Ruler 2
87% matchVery Positive82% of 719 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: 4X 44.3% ★, Space 18.2%, RTS 17.9%, Strategy 10.1%, Sci-fi 9.5%
- #17 Moons That Belong
86% matchNo user reviews
Dev: v4.games
Windows
Embark on a journey of strategy and domination in Moons That Belong, a 2D space strategy game that challenges your tactical prowess. Command your fleet, conquer planets, and outsmart your opponents in this visually captivating and intellectually engaging adventure.
Why similar: 4X 33.6% ★, RTS 16.2%, Space 13.5%, Resource Management 12.6%, Top-Down 7.1%
- #18 Stationbreak
85% matchNo user reviews
Dev: Broken Spaceship
Windows · Linux
A grounded sci-fi station builder where you hold failing systems together while pursued by a relentless, energy-hungry swarm. As a fleet on the run, drop into hostile systems, gather what you can, and jump away before you are overwhelmed. Try to survive long enough to secure a future for humanity.
Why similar: Space Sim 27% ★, Base Building 16.3%, Space 12.2%, Resource Management 10.7%, RTS 9.2%
- #19 CHAOTIC ERA
84% matchMixed50% of 36 reviews2024
Dev: BOBBY TECHNOLOGY
Windows · Mac · Linux
AT THE LIMITS OF EARTH, AT THE EXTREMITY OF HEAVEN. A REAL-TIME STRATEGY NIGHTMARE.
Why similar: 4X 29.2% ★, Action RTS 21.7% ★, Space Sim 14.5% ★, RTS 13.7%, Space 7.7%
- #20 Space Reign
83% matchMostly Positive76% of 377 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 Sim 28.8% ★, Action RTS 19.4% ★, Vehicular Combat 13.3% ★, Space 12.7%, RTS 11.9%
- #21 Endeavor: Rite of Passage
84% matchPositive86% of 35 reviews2025
Dev: Endeavor
Windows
Take command of powerful armies with intuitive player controls and classic RTS features and feel. Control powerful super-weapons and elite units through a 21-mission campaign. Continue the fight on 16 skirmish and 8 unique survival maps.
Why similar: Action RTS 24.6% ★, RTS 15.3%, Economy 13.8%, Base Building 11.6%, Top-Down 7.6%
- #22 Star Zeal 4x
82% matchNo user reviews
Dev: Akuu Digital Entertainment
Windows
Star Zeal is a space based 4x strategy and rpg hybrid. A mixture between a procedural, open ended RPG and a space civilization builder. Go on an adventure with your character and their faction whilst making friends, enemies and exploring a vast galaxy.
Why similar: 4X 27.9% ★, Space Sim 19.5% ★, RTS 12.3%, Tactical RPG 12.1%, Strategy RPG 11.1%
- #23 Ironseed 25th Anniversary Edition
81% matchPositive100% of 17 reviews2020
Dev: Robert MorganPub: Channel 7 Software
Windows · Mac · Linux
A sci-fi exploration game written in 1994, updated to use a modern 3D engine, and remains faithful to the original. The story is fully intact with only minor tweaks to gameplay and cosmetics. The original game is often compared to Star Control and Starflight.
Why similar: Space Sim 30.2% ★, 4X 19.9% ★, Tactical RPG 10.7%, Resource Management 10.3%, Open World 8.5%
- #24 Nova Empire
81% matchMixed53% of 283 reviews2022
Dev: Gamebear Tech
Windows
Median: 1.9 hrsMean: 12.5 hrs≥1hr: 57%
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 25.5% ★, Space Sim 21.6% ★, PvE 8.3%, Base Building 8.2%, Sci-fi 7.2%
- #25 Uncolonization
80% matchNo user reviews
Dev: Shuffle Studio
Windows
Tribe survival game where you control the chief. Manage your tribe, delegate harvesting, hunting, crafting and research. Grow your tribes, engage other tribes or outsiders through trading, alliance or war. All through mouse click.
Why similar: 4X 23.5% ★, Action RTS 21.1% ★, Economy 15.4%, RTS 13.5%, Resource Management 10.4%
- #26 StarDrive
82% matchMixed45% of 1,482 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: 4X 50.4% ★, Space 17.3%, RTS 14%, Strategy 10.9%, Sci-fi 7.3%
- #27 Battle For Cosmos
79% match6 user reviews100% of 6 reviews2023
Dev: Oscar Makes Games
Windows
Battle For Cosmos is a fast-paced, action-packed RTS set in space. With a focus on the battle it is perfect for those who want a thrilling and engaging strategy game without the unnecessary filler. Take control of your empire, build your defenses, and conquer the cosmos!
Why similar: Action RTS 37.8% ★, RTS 20.2%, Space 12.9%, Resource Management 8.5%, Strategy 8.1%
- #28 Ascendance
79% matchNo user reviews2026
Dev: Torchdrive
Windows
Ascendance is a real-time space strategy game that sees you lead your civilisation into a vast and mysterious galaxy. Experience an immersive journey with detailed civilisations, deeply-simulated economies, internal politics, nuanced diplomacy, and intense space battles.
Why similar: 4X 29.9% ★, RTS 13.6%, Economy 11.4%, Space 10.6%, Resource Management 9.7%
- #29 Engraven
78% match3 user reviews100% of 3 reviews2024
Dev: Skippydog Games
Windows · Mac · Linux
Engraven is a single player sci-fi real time tactics game. Build and customize your regiment of soldiers and fight endless hordes of sorcerers and graven thralls.
Why similar: Action RTS 29.6% ★, Tactical RPG 24.9%, RTS 15.5%, Strategy RPG 14%, Strategy 7%
- #30 After the Crash : Colony
77% matchPositive82% of 11 reviews2025
Dev: Penche Software
Windows
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 33.8% ★, Space Sim 30.6% ★, Space 11.5%, Sci-fi 6.7%, Strategy 6.2%
- #31 Star Shogun
78% matchNo user reviews
Dev: First Fire Studio
Windows
Star Shogun is a first person sci-fi combination of city building and vehicle combat. We've got simulation, logistics, strategy, and lots of mech on mech action!
Why similar: Action RTS 24.4% ★, Vehicular Combat 22.3% ★, Base Building 14.1%, Economy 13.7%, Resource Management 9.8%
- #32 SpaceCraft Brawl
76% matchPositive94% of 17 reviews2026
Dev: ruploz
Windows
Build spacecrafts and fight with or against your friends! This game offers physics driven gameplay, with a variety of weapons and powerups. Slice your enemies in half with a laser beam, or erase them from existence with a black hole bomb!
Why similar: Space Sim 24.4% ★, Action RTS 19.6% ★, Vehicular Combat 19.1% ★, RTS 10.5%, Space 8.9%
- #33 CIVIREVIVAL
77% matchNo user reviews
Dev: DIMENSION CREATIONS LIMITED
Windows
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: 4X 24.5% ★, Space Sim 20.1% ★, Space 14.3%, RTS 13.5%, Resource Management 7.5%
- #34 Glyphs Of The East
76% matchNo user reviews
Dev: Divider Interactive
Windows · Linux
Explore the dark, mystical land of Runetide in Glyphs of the East, a single-player real-time strategy game. Unravel ancient glyphs, harness their power, and command forces in a battle against the shadows. Master strategy and magic, as every move shapes your civilization's destiny.
Why similar: Action RTS 26.6% ★, RTS 16.4%, Strategy RPG 15.3%, Base Building 10.2%, Top-Down 7.2%
- #35 STARHOME
75% matchNo user reviews
Dev: DIGIFOXPub: Games Operators
Windows
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: Action RTS 19.8% ★, Vehicular Combat 19.1% ★, Space Sim 15.3% ★, RTS 11.7%, Space 10.9%
- #36 The Rings of Powder
75% matchPositive96% of 46 reviews2023
Dev: Artificial Worlds
Windows · Linux
"The Rings of Powder" is a fun and ironizing game combining exploration with the construction of an underground kingdom and elements of real -time strategy and idle. The project is an irony of both some legendary and less legendary movies and scenes from reality.
Why similar: 4X 27.2% ★, Action RTS 19.7% ★, RTS 12.6%, Strategy RPG 12.3%, Economy 10.7%
- #37 Nova: Space Armada
74% matchMixed52% of 221 reviews2024
Dev: STONE3 PTE. LTD.
Windows
An exceptional sci-fi strategy game based on space adventure as its core.
Why similar: 4X 33.9% ★, Space Sim 22.9% ★, Space 8.1%, Sci-fi 7.6%, Strategy 6.2%
- #38 Empires Edge
74% matchNo user reviews
Dev: Kaser Studio
Windows
Empires Edge is a 4X-lite strategy game about building a civilization on floating islands, inspired by the classic Tyrants: Fight Through Time (Mega Lo Mania). Lead your people, achieve technological breakthroughs, and conquer new territories as you forge an empire at the edge of the Universe.
Why similar: 4X 40.1% ★, RTS 17.6%, Economy 11.1%, Strategy 10.9%, Base Building 10.8%
- #39 ERA ONE
72% matchVery Positive86% of 1,348 reviews2025
Dev: Team Complex LTD
Windows
Median: 3.4 hrsMean: 14.0 hrs≥1hr: 67%
Era One is an innovative space game that combines elements of real-time strategy, base building, space survival, and tactical battles. Players can create and customize their bases from scratch, construct various types of structures and warships, manage fleets, and engage in tactical space battles.
Why similar: Action RTS 26.9% ★, Vehicular Combat 17.7% ★, RTS 15%, Space 12.1%, Base Building 11.8%
- #40 DRUID
73% match7 user reviews100% of 7 reviews2024
Dev: Park Personal
Windows
ARPG like RTS. No double-clicking, no right-clicking, no wheel, just one click. Other games from this developer : cats diner
Why similar: Action RTS 23.6% ★, Tactical RPG 16.8%, RTS 16%, Strategy RPG 14.9%, Action RPG 9.6%
- #41 Ironseed 3 : Vigil
73% match1 user reviews100% of 1 reviews2026
Dev: Robert MorganPub: Red Shadow Software
Windows · Mac · Linux
Sequel to a sci-fi exploration game Ironseed written in 1994, continued in Ironseed 2: Consensus, and now in Ironseed 3 : Vigil!
Why similar: Space Sim 30% ★, Tactical RPG 23.1%, Strategy RPG 16.6%, Exploration 7.8%, Strategy 7.5%
- #42 Capital Command
73% matchNo user reviews2026
Dev: Hellride GamesPub: Hooded Horse
Windows
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 23.9% ★, 4X 22.4% ★, Economy 14.8%, Space 11.9%, Open World 8.5%
- #43 X4: Foundations
71% matchMostly Positive80% of 27,985 reviews2018
Dev: Egosoft
Windows · Linux
Median: 5.1 hrsMean: 94.2 hrs≥1hr: 80%
Your journey to building a vast space empire begins behind the controls of a single ship. Explore the stars, trade goods, fight battles, build stations, buy and equip ships, and command fleets in a living, fully simulated universe that reacts to your decisions.
Why similar: Space Sim 26.8% ★, 4X 20.1% ★, Economy 17.5%, Space 12.1%, Open World 7%
- #44 Soul Rift
71% matchNo user reviews
Dev: Mysak Danylo
Windows
Soul Rift is a mix of RPG and RTS in a magical world where you will take on the role of a wizard with an army of magical creatures. - Learn spells and use them in tactical battles. - Summon a variety of creatures. - Build magical structures that improve your abilities.
Why similar: Action RTS 25.6% ★, Tactical RPG 19.6%, RTS 14.6%, Strategy RPG 13.9%, Base Building 10.3%
- #45 Stardust Exile
70% matchMixed69% of 45 reviews2024
Dev: Apseren
Windows · Linux
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 27.6% ★, Action RTS 15.5% ★, RTS 13.3%, Space 10.4%, Base Building 8.4%
- #46 Sins of a Solar Empire II
68% matchVery Positive84% of 8,167 reviews2024
Dev: Ironclad Games CorporationPub: Stardock Entertainment
Windows
Median: 9.5 hrsMean: 28.7 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: 4X 34.9% ★, Space 17.9%, RTS 16.7%, Base Building 7.5%, Strategy 7.4%
- #47 TerrApocalipse
70% matchNo user reviews
Dev: StDesign
Windows · Mac · Linux
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: 4X 32.3% ★, Action RTS 16.9% ★, Space 13%, Action RPG 11.6%, RTS 11.1%
- #48 Unending Galaxy
72% 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: 4X 29.4% ★, Space Sim 19.9% ★, Space 15.2%, Strategy 12.5%, Economy 11.1%
- #49 BattleGroupVR2
68% matchVery Positive88% of 155 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: Action RTS 24.2% ★, Space Sim 19.8% ★, Vehicular Combat 14.4% ★, RTS 14.1%, PvE 7.4%
- #50 Space One - Electron
71% matchMixed56% of 15 reviews2021
Dev: Triangle4 Studios Inc.
Windows
Adventure through a limitless procedural galaxy, as you play the role of a colonist in this epic colony simulator.
Why similar: 4X 31.3% ★, Base Building 13.2%, Space 12.4%, Resource Management 10.4%, Open World 8.9%
- #51 By Sword & Road
69% matchNo user reviews2026
Dev: Jan Fidler
Windows
Minimalistic RTS game about logistics and war! On this battlefield, supply lines are everything - cut them off and your enemies will wither, or use special abilities to gain the advantage. The game features an original story campaign and skirmish challenges. Conquer your enemies by Sword & Road!
Why similar: 4X 33.1% ★, Action RTS 19.4% ★, RTS 17.6%, Tactical RPG 7.4%, PvE 7%
- #52 Galactic Veins
69% matchNo user reviews
Dev: DST Studio
Windows
Galactic Veins is a groundbreaking survival RPG that seamlessly blends action and RTS. Lost in an uncharted galaxy, you'll explore hostile regions filled with danger and mystery. Harvest resources, salvage technologies, and uncover the secrets of the universe as you fight to find your way back home.
Why similar: Action RTS 28% ★, Strategy RPG 14.4%, Base Building 13.9%, Space 12.7%, RTS 11.9%
- #53 Solar Baron
69% matchNo user reviews
Dev: Preon Studio
Windows
As head of an interplanetary corporation, your goal is to extract resources from across the solar system and bring them home faster and cheaper than your competitors. Construct trade depots and colonies. Build rockets and spaceports. Master realistic orbital mechanics and maximize profits.
Why similar: Space Sim 23.5% ★, Resource Management 14.8%, Base Building 14%, Space 13.3%, Economy 13.3%
- #54 Spacefleet: Heat Death
67% matchPositive100% of 23 reviews2026
Dev: Spacezero Interactive
Windows
In the 23rd century, Earth orbit is flooded with debris from constant warfare. Countries, megacorporations, and mercenaries are fighting for control. Take contracts, build your warfleets, and dominate the Earth-Luna system in this realism-focused strategy RPG!
Why similar: Space Sim 19% ★, Tactical RPG 13.5%, RTS 12.1%, Space 11.9%, Strategy RPG 11.5%
- #55 PERIMETER: Legate Edition
67% matchVery Positive92% of 139 reviews2024
Dev: K-D LabPub: Association K-D Lab
Windows · Linux
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: Action RTS 26.7% ★, RTS 16.6%, Space 10.5%, Time Manipulation 9.1% ★, Top-Down 8.3%
- #56 Starminer
67% matchNo user reviews
Dev: CoolAndGoodGames
Windows
Design and build an interstellar mining fleet to strip space of its invaluable minerals, and sell them for a tidy profit. But beware. Your greed will attract the alien. Use warships and defense platforms to protect your fleet at all costs - in real space, in real time.
Why similar: Space Sim 21.6% ★, Economy 14.2%, Strategy RPG 11.6%, RTS 10.4%, Space 9.8%
- #57 Star Ruler
70% 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: 4X 46.5% ★, Space 19%, RTS 14.9%, Strategy 13.3%, Sci-fi 6.3%
- #58 Nebula Miner
66% match2 user reviews50% of 2 reviews2026
Dev: Tacit Software Solutions
Windows
Nebula miner puts you in control of a space mining company. A real time resource management game where you need to explore space to find resources, and then harvest them efficiently.
Why similar: Economy 20.7%, Space 19.4%, Space Sim 19.3% ★, Resource Management 16.3%, Strategy 9.5%
- #59 Let's Build Wonders: Galaxy
66% matchMixed60% of 10 reviews2025
Dev: Sunjoy Meta
Windows
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 27.2% ★, Space Sim 21.7% ★, Resource Management 15.1%, Base Building 12.9%, Space 11.9%
- #60 You Belong in the Stars
67% matchNo user reviews2025
Dev: Yambi
Windows
Explore the stars in this 2D top-down sci-fi game, where you can engage in dogfights with spaceships or disembark to challenge your enemies on foot. Complete contracts, unlock stronger ships, and discover ancient mysteries hidden in forgotten galaxies.
Why similar: Space Sim 26.5% ★, Vehicular Combat 20.3% ★, PvE 9.4%, Action RPG 9.3%, Open World 8.5%