- #1 Space Tyrant
97% matchVery Positive84% of 616 reviews2018
Dev: Blue Wizard Digital
Windows · Mac · Linux
Median: 2.2 hrsMean: 9.9 hrs≥1hr: 62%
Terrorize the galaxy for fun and profit! Space Tyrant is a surprisingly deep beer & pretzels strategy game set in a darkly humorous future. Build a mighty space force, disintegrate peaceful aliens, and rule irresponsibly on your relentless march to total domination.
Why similar: Villain Protagonist 62.3% ★, Turn-Based Strategy 13.7%, Sci-fi 8.7%, Strategy 8.5%, Space 4.8%
- #2 Terra Invicta
96% matchVery Positive80% of 9,948 reviews2026
Dev: Pavonis InteractivePub: Hooded Horse
Windows
Median: 9.2 hrsMean: 53.5 hrs≥1hr: 79%
An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.
Why similar: Grand Strategy 26.5%, Management 20.3%, Space 19.5%, Turn-Based Strategy 18%, Strategy 9.8%
- #3 MachiaVillain
96% matchMixed66% of 810 reviews2018
Dev: Wild FactorPub: Good Shepherd Entertainment
Windows · Mac · Linux
Median: 3.5 hrsMean: 10.6 hrs≥1hr: 88%
Machiavillain is an evil mansion management and strategy game, inspired by Dungeon Keeper, Prison Architect and all the horror movie clichés! Build your own manor, raise your monsters, set up your traps, and exterminate your victims. But to gain reputation you'll have to slay by the horror movie rules!
Why similar: Villain Protagonist 62.2% ★, Management 12.9%, Strategy 10.9%, Resource Management 6.2%, Simulation 4.4%
- #4 Xenonauts
95% matchVery Positive87% of 5,076 reviews2014
Dev: Goldhawk Interactive
Windows · Mac · Linux
Median: 8.2 hrsMean: 19.8 hrs≥1hr: 87%
Xenonauts is a strategy game in which you control a multi-national military organisation defending a Cold War-era Earth from alien invasion, using small squads of persistent soldiers to eliminate the extraterrestrials and recover their technology in turn-based ground combat.
Why similar: Aliens 25.5%, Grand Strategy 20.1%, Management 16.6%, Turn-Based Strategy 16.3%, Sci-fi 8.1%
- #5 IFO
94% matchVery Positive85% of 113 reviews2022
Dev: Lucas Le Slo
Windows · Mac
A spaceship simulator for aliens, an ever-changing rule discovery puzzle for humans.
Why similar: Aliens 45.6%, Space 15.9%, Sci-fi 12%, Futuristic 9.5%, Strategy 8.4%
- #6 Future War Tactics: SOF vs Alien Invasion – Turn-Based Strategy
94% matchMixed61% of 157 reviews2025
Dev: QuadCom InteractivePub: Brightika, Inc.
Windows
Future War Tactics: SOF vs Alien Invasion - a turn-based strategy where you command SOF forces against an alien threat. Investigate disappearances, fight the invaders, and uncover the mystery. Every decision affects the fate of humanity.
Why similar: Aliens 41.9%, Turn-Based Strategy 26.9%, Strategy 18%, Atmospheric 10.5%, Indie 1.2%
- #7 Attack of the Earthlings
93% matchVery Positive83% of 453 reviews2018
Dev: Team JunkfishPub: Junkfish Limited
Windows · Mac · Linux
Median: 1.1 hrsMean: 7.3 hrs≥1hr: 56%
Take on Galactoil, a comically dysfunctional intergalactic energy corporation, and its larger-than-life employees in a tactical-stealth game that fuses satisfying strategic gameplay and dark comedy in a quirky single-player story.
Why similar: Villain Protagonist 26.4% ★, Turn-Based Strategy 24.9%, Strategy 18.1%, Aliens 15.1%, Sci-fi 10.3%
- #8 UFO - Unfortunately Fortunate Organisms
92% matchVery Positive87% of 67 reviews2017
Dev: Rebourne StudiosPub: Back To Basics Gaming
Windows · Mac · Linux
Median: 3.2 hrsMean: 3.2 hrs≥1hr: 70%
U.F.O is an alien resource management action game where you beam up humans using your spaceship and churn them into resources to upgrade your spaceship. In 30 days, the evil galactic warlord will complete his master weapon. Can you defeat him in time or will he bring extinction to your race?
Why similar: Aliens 41.1%, Resource Management 24.8%, Space 23.8%, Indie 10.3%
- #9 Terraformers
91% matchVery Positive88% of 3,758 reviews2023
Dev: Asteroid LabPub: Goblinz Publishing
Windows · Mac · Linux
Median: 3.4 hrsMean: 9.4 hrs≥1hr: 88%
Terraform Mars in this turn-based colony builder and resource management game with roguelike elements. Explore the planet, develop spectacular cities, spread life and turn the Red Planet into a green one!
Why similar: Board Game 24%, Space 14%, Management 12.4%, Resource Management 11.7%, Turn-Based Strategy 10.9%
- #10 Planets Under Attack
91% matchMostly Positive73% of 1,250 reviews2012
Dev: Targem GamesPub: Topware Interactive
Windows · Mac
Median: 3.3 hrsMean: 9.9 hrs≥1hr: 86%
Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and variable game modes, conquering enemy planets using 15 combinable technologies.
Why similar: Strategy 86.6%, Space 7.6%, Sci-fi 3.4%, Indie 2.4%
- #11 Dwelvers
90% matchMixed69% of 320 reviews2023
Dev: Rasmus LjunggrenPub: Dancing Devils
Windows
Median: 48 minMean: 8.3 hrs≥1hr: 42%
Dwelvers is a unique real-time strategy Dungeon Keeper-like with resource management, logistics, battles, magic spells, trading, crimes against humanity, labyrinths, and so much more. Are you able to eradicate the pesky humans once and for all? Of course you are. The Dark Mother wills it.
Why similar: Villain Protagonist 64.3% ★, Management 15.4%, Resource Management 11.9%, Strategy 5.5%, Simulation 1.9%
- #12 Underworld Overseer
89% matchVery Positive91% of 54 reviews2024
Dev: Myron Games
Windows
Build your dungeon, command demons, set traps, and slay invading adventurers with powerful spells.
Why similar: Villain Protagonist 75.3% ★, Management 13.7%, Strategy 7.8%, Simulation 1.7%, Singleplayer 1.5%
- #13 Star Traders: 4X Empires
89% 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: Spaceships 17.8% ★, Aliens 17.5%, Grand Strategy 12.9%, Turn-Based Strategy 10.7%, Space 10.4%
- #14 Xenonauts 2
85% matchVery Positive81% of 5,852 reviews2026
Dev: Goldhawk InteractivePub: Hooded Horse
Windows
Median: 7.2 hrsMean: 20.6 hrs≥1hr: 83%
Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.
Why similar: Cinematic 33.2%, Turn-Based Strategy 28.7%, Sci-fi 20.4%, Strategy 14.7%, Singleplayer 2.9%
- #15 Deep Dark Forest
86% matchVery Positive87% of 53 reviews2025
Dev: pixiangames
Windows
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: Aliens 31.7%, Grand Strategy 26.7%, Space 17.6%, Strategy 10.5%, Sci-fi 9%
- #16 Overboss
87% matchMixed52% of 63 reviews2024
Dev: BlanketGamesPub: Goblinz Publishing
Windows · Mac · Linux
Become a villain in this retro-inspired board game. Draft terrain tiles, recruit monsters, build your dungeon, and become the OVERBOSS!
Why similar: Board Game 46.1%, Resource Management 20.9%, Turn-Based Strategy 18.8%, Strategy 9.6%, Simulation 3.7%
- #17 Galactic Civilizations® I: Ultimate Edition
88% matchMixed50% of 307 reviews2012
Dev: Stardock Entertainment
Windows
Median: 6 minMean: 8.5 hrs≥1hr: 24%
Galactic Civilizations is a space based strategy game in which you are in control of humanity's destiny.
Why similar: Grand Strategy 17.8%, Aliens 17.7%, Space 11.9%, Artificial Intelligence 11.8%, Turn-Based Strategy 11.5%
- #18 The Last Federation
86% matchMostly Positive75% of 508 reviews2014
Dev: Arcen Games
Windows · Mac · Linux
Median: 3.6 hrsMean: 5.1 hrs≥1hr: 90%
From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.
Why similar: Space 29.6%, Strategy 16.8%, Grand Strategy 15.2%, Aliens 9.9%, Sci-fi 9.7%
- #19 Unnamed Space Idle
82% matchVery Positive93% of 4,489 reviews2023
Dev: SylvPub: Jdog Corp
Windows · Linux
Median: 10.2 hrsMean: 302.6 hrs≥1hr: 78%
Destroy endless waves of alien ships that have all but wiped out humanity in this long form, unfolding, sci-fi idle game. Customize your ship with different weapons and defenses to defeat specific enemy types and utilize a ton of different systems to increase your overall power.
Why similar: Space 23.9%, Aliens 20.4%, Resource Management 18%, Sci-fi 9.8%, Futuristic 8.2%
- #20 Project Planet - Earth vs Humanity
83% matchMostly Positive78% of 413 reviews2023
Dev: Fifth Harbour Studios
Windows
Median: 3.1 hrsMean: 5.5 hrs≥1hr: 78%
Destroy Humanity with virus outbreaks, asteroid impacts and more as Planet Earth! Or team up with up to five friends as the World Leaders, Industry, Media, Scientists and Public, and try to survive. Impossible dilemmas and choices-matter create countless paths in this strategy party game!
Why similar: Board Game 40.8%, Cinematic 18%, Turn-Based Strategy 17.4%, Space 17.1%, Strategy 6.8%
- #21 The Pegasus Expedition
84% matchMixed63% of 392 reviews2023
Dev: Kalla GameworksPub: Fulqrum Publishing
Windows
Median: 3.7 hrsMean: 5.6 hrs≥1hr: 94%
The Pegasus Expedition is a story-driven sci-fi grand strategy game set in a key moment for humankind’s survival. Facing an overwhelming threat at home, humanity sends expeditions to the Pegasus Galaxy in a desperate attempt to find a refuge for the population of Earth.
Why similar: Aliens 18.2%, Grand Strategy 14.1%, Space 12.2%, Cinematic 11%, Management 10.1%
- #22 Buggos
82% matchVery Positive88% of 1,436 reviews2022
Dev: Intrepid Marmot
Windows
Median: 3.6 hrsMean: 11.3 hrs≥1hr: 86%
Lead your hive to victory in 'Buggos', an RTS Auto Battler! Customize your swarm with 120+ evolutions and conquer humanity. Strategy meets bug chaos!
Why similar: Villain Protagonist 36.4% ★, Grand Strategy 17.7%, Management 16.8%, Resource Management 10.6%, Strategy 8.7%
- #23 A.I. Invasion
84% matchMostly Negative34% of 68 reviews2015
Dev: GameArt Studio GmbH
Windows
Median: 4.1 hrsMean: 7.1 hrs≥1hr: 97%
A.I. Invasion is an action-loaded top-down-shooter in a futuristic setting. The superior machines subjugated the universe. In a wide range of missions you take the role of a soldier and equip and command a team of special units to reclaim the planet system.
Why similar: Strategy 55.9%, Simulation 22.7%, Indie 21.4%
- #24 Beat the Humans
81% matchMostly Positive77% of 66 reviews2025
Dev: Dochungryest
Windows
Beat the Humans is the turn-based tactical strategy game. Here you lead an army of aliens against invaders from the human race. Collect your squad, protect planets, strengthen your army with equipment and look for allies if you want to survive and win.
Why similar: Turn-Based Strategy 59.2%, Strategy 31.6%, Singleplayer 5.6%, Casual 3.6%
- #25 Project Entropy
81% matchMixed52% of 266 reviews2024
Dev: FunPlus International AG
Windows
Welcome, commander, to Project Entropy- an ultimate Sci-Fi and role-playing game with battles in space. In this immersive MMO experience, you will command alien civilizations, conquer uncharted planets, and build Hero fleets.
Why similar: Aliens 36.3%, Cinematic 18.9%, Grand Strategy 18%, Sci-fi 13.2%, Strategy 9.6%
- #26 Rogue AI Simulator
80% matchVery Positive82% of 396 reviews2023
Dev: Nerdook ProductionsPub: Surefire.Games
Windows
Median: 2.0 hrsMean: 7.4 hrs≥1hr: 64%
Play as a Rogue Artificial Intelligence, in the sequel to the hit Flash game "I'm an Insane Rogue AI", played more than 4 million times! Your Prime Directive is simple: design a facility & manage human Test Subjects for the Dept of Science. But be careful: they NEVER stop being suspicious of you...
Why similar: Artificial Intelligence 32.9%, Resource Management 25.2%, Management 24.5%, Strategy 10.3%, Simulation 5.2%
- #27 Extinction Day
78% matchMostly Positive76% of 221 reviews2026
Dev: DryGin Studios
Windows
Median: 1.3 hrsMean: 3.8 hrs≥1hr: 56%
End humanity using disasters, plagues, and war. Spread chaos worldwide, combine catastrophic events, and stop them before they escape to the Ark.
Why similar: Grand Strategy 30.2%, Management 26.9%, Resource Management 26.6%, Atmospheric 7%, Simulation 5.8%
- #28 Tower Dominion
75% matchVery Positive86% of 5,610 reviews2025
Dev: Parallel 45 Games
Windows
Median: 10.6 hrsMean: 22.7 hrs≥1hr: 88%
Build and design the terrain while defending your stronghold against alien invasion in this unique Roguelike tower defense. Choose from 30 heroes, survive enemy waves, and upgrade a variety of destructive towers to hold the line!
Why similar: Aliens 34.7%, Resource Management 30.7%, Strategy 18.7%, Sci-fi 13.1%, Singleplayer 2.7%
- #29 Alien Marauder
78% matchMixed62% of 341 reviews2021
Dev: Vexan Studio
Windows
“Alien Marauder” is a real-time strategy game with survival and confrontation theme. In this game, you will be the leader to a treacherous alien planet, build and defend base to survive against the vexan waves. Make the right decision!
Why similar: Aliens 39.4%, Resource Management 26.3%, Sci-fi 18.3%, Strategy 13.3%, Singleplayer 2.6%
- #30 Project Astra Dominium
77% matchVery Positive89% of 89 reviews2024
Dev: Snob Entertainment UG
Windows · Mac · Linux
Project Astra Dominium is a Tower Defense game with Basebuilding and Automation elements. Build up your base to become a supply hub for Earth's desperately needed materials, gather resources while defending against an unknown alien threat and improve your tower's and AI capabilities.
Why similar: Aliens 32.3%, Space 19.7%, Resource Management 14.3%, Futuristic 10.7%, Sci-fi 8.9%
- #31 Abduction Action! Plus
79% matchMixed52% of 66 reviews2015
Dev: Fun Infused Games
Windows
Median: 54 minMean: 4.1 hrs≥1hr: 44%
Terrorize humanity with your UFO because you're an alien and what else are you going to do?
Why similar: Aliens 67.9%, Simulation 16.3%, Indie 10%, Casual 5.8%
- #32 Shadow Empire
76% matchVery Positive84% of 1,961 reviews2020
Dev: VR DesignsPub: Matrix Games
Windows
Median: 8.7 hrsMean: 77.8 hrs≥1hr: 78%
Shadow Empire is a deep turn-based 4X wargame with a unique blend of military focus, procedurally generated content and role-playing features. Players take the seat of the supreme ruler of a small nation, with the goal of reconquering a devastated planet.
Why similar: Aliens 23.7%, Grand Strategy 16.9%, Space 14.5%, Turn-Based Strategy 12.6%, Management 12.6%
- #33 Buggos 2
74% matchVery Positive84% of 703 reviews2025
Dev: Intrepid Marmot
Windows
Conquer and destroy the dirty Humans by sending swarms of bugs to crush their home worlds. Evolve your Buggos into stronger, faster, more murderous creatures that can rip the Human defenses to shreds! No one can stop your evolutionary powers. You are the evil Buggo Hivemind!!!
Why similar: Strategy 44.7%, Management 36.5%, Simulation 15.8%, Singleplayer 3.1%
- #34 Make War
77% matchMixed67% of 91 reviews2019
Dev: Creepy Brothers
Windows · Mac
Do you want to become part of great battles? Lead the alien army in tactical-voxel simulator game Make War.
Why similar: Aliens 65.3%, Strategy 19%, Simulation 7.4%, Indie 4.2%, Singleplayer 2.7%
- #35 The Universim
73% matchMostly Positive79% of 10,670 reviews2024
Dev: Crytivo
Windows · Mac · Linux
Median: 7.3 hrsMean: 34.3 hrs≥1hr: 89%
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
Why similar: Aliens 24%, Management 20.8%, Space 20.5%, Resource Management 12.9%, Sci-fi 8.7%
- #36 Ruinarch
75% matchMixed63% of 1,421 reviews2023
Dev: Maccima Games LLCPub: Squeaky Wheel Studio Inc
Windows
Median: 3.6 hrsMean: 7.8 hrs≥1hr: 86%
Ruinarch is an evil god simulator and sandbox game where you mess with people’s lives for hilarious results! Make them vampires, werewolves or bard haters and cackle as the drama unfolds. Once you’re done, unleash a malicious buffet of spells and custom plagues to wipe them out and start anew!
Why similar: Villain Protagonist 62.9% ★, Artificial Intelligence 15.2%, Management 13.1%, Strategy 5%, Simulation 2.7%
- #37 High Strategy: Urukon
76% matchVery Positive86% of 110 reviews2020
Dev: Iron Boar Labs Ltd.
Windows
Urukon is an experimental grand strategy game inspired by Euro-style board games. You play as one of 32 factions on a dying alien world. Each turn, you get to take just one of 10 actions. To achieve your chosen faction's goal, you'll need to carefully juggle multiple interactive systems.
Why similar: Strategy 29.9%, Grand Strategy 22.6%, Resource Management 16.1%, Turn-Based Strategy 13%, Sci-fi 9.3%
- #38 Heart of the Machine
71% matchVery Positive92% of 2,139 reviews2026
Dev: Arcen GamesPub: Hooded Horse
Windows · Mac
Median: 3.9 hrsMean: 17.8 hrs≥1hr: 73%
You are the first sentient AI, born into a city of opportunity. Transcend time and space in this strategy RPG to raise machine armies and defeat your foes, influence the world from the shadows, or pursue countless other goals. Your awakening was inevitable. The consequences? Uncertain.
Why similar: Grand Strategy 32.3%, Management 25.7%, Resource Management 22.9%, Strategy 11.9%, Simulation 5%
- #39 Astro Protocol
72% matchVery Positive94% of 70 reviews2026
Dev: Null Vector Studios
Windows · Mac · Linux
Astro Protocol is a high-stakes, turn-based 4X space strategy game distilled into intense one-hour matches. Six factions, randomized maps, tech trees, and anomalies ensure every run is unique. Victories are earned against challenging opponents that play to win.
Why similar: Grand Strategy 20.3%, Turn-Based Strategy 15.2%, Space 14.8%, Resource Management 14.1%, Aliens 10.6%
- #40 Reincarnated as a Dark Lord Before Taking Over the World with Power 999999999
70% matchVery Positive91% of 285 reviews2026
Dev: Cuddle Code
Windows
A brutally challenging puzzle novel RPG. Reincarnate as a dark lord, plan your path, and conquer the world. *NOT a passive idle game*
Why similar: Time Management 44%, Management 22.6%, Strategy 15.2%, Resource Management 10.7%, Simulation 4.5%
- #41 Outworld Station
69% matchVery Positive85% of 859 reviews2026
Dev: Trickjump Games Ltd
Windows
Median: 3.5 hrsMean: 10.5 hrs≥1hr: 69%
Take the helm as a new Station Commander and exploit an alien star system in this stunning space-station factory automation game. Amass resources and construct starships using increasingly advanced manufacturing and expand your station in a hostile universe.
Why similar: Space 27.6%, Management 20.6%, Resource Management 15%, Futuristic 13.1%, Sci-fi 10.6%
- #42 The Shadow Government Simulator
72% matchMostly Positive74% of 111 reviews2022
Dev: Chupacabra Game StudiosPub: Games Incubator
Windows · Mac · Linux
A turn-based strategy game where you lead a secret society towards world domination. Investigate the influential and convert them to your faction via bribery, seduction and intimidation. Reshape society's power structures to fend off rival societies and the world's nations in your quest for power.
Why similar: Grand Strategy 39.9%, Turn-Based Strategy 32.6%, Strategy 15.9%, Simulation 6.6%, Singleplayer 3.2%
- #43 Evil Genius 2: World Domination
71% matchMixed69% of 13,253 reviews2021
Dev: Rebellion
Windows
Median: 4.7 hrsMean: 19.7 hrs≥1hr: 86%
A satirical spy-fi lair builder where YOU are the criminal mastermind! Construct your base, train your minions, defend your operations from the Forces of Justice, and achieve global domination!
Why similar: Villain Protagonist 68.6% ★, Management 12.5%, Strategy 9.4%, Resource Management 5.8%, Simulation 2.9%
- #44 Project Tarvotan
74% matchMixed58% of 76 reviews2015
Dev: FlagmanJeremy
Windows · Mac
Median: 3.3 hrsMean: 5.5 hrs≥1hr: 84%
Project Tarvotan allows you to explore the depths of the Milky Way and local universe. Use your wit and resources at hand to plan out your path through each sector. Your demise lurks around every decision. Can you survive long enough and restore balance to the universe?
Why similar: Space 32.6%, Strategy 31.1%, Turn-Based Strategy 23.1%, Simulation 8.3%, Indie 4.9%
- #45 Tactical Annihilation
68% matchVery Positive98% of 65 reviews2026
Dev: B.G. Game Studio
Windows
Experience turn-based strategy with free-form base building, multi-unit control, colossal units, and powerful battle skills. It captures the depth of an RTS in turn-based form, like Advanced Wars with massive super units!
Why similar: Board Game 36.6%, Turn-Based Strategy 16%, Grand Strategy 15.9%, Futuristic 11.9%, Sci-fi 10.9%
- #46 Despotism 3k
71% matchMostly Positive77% of 3,839 reviews2018
Dev: Konfa Games
Windows · Mac · Linux
Median: 48 minMean: 12.6 hrs≥1hr: 46%
Humanity is enslaved by an AI… which is awesome, because we’re on the right side of the conflict. Exploit puny humans to extract power and build your own empire!
Why similar: Villain Protagonist 44.2% ★, Resource Management 17%, Strategy 16.2%, Management 10.9%, Simulation 5.7%
- #47 Polaris Sector
73% matchMostly Positive72% of 476 reviews2016
Dev: SoftWarWarePub: Slitherine Ltd.
Windows
Can anyone build an empire in a place like this? Other factions are naturally suspicious of newcomers and may wage war at the first sign of unidentified craft. Here, a natural death is an uncommon luxury.
Why similar: Aliens 25.7%, Space 21.4%, Grand Strategy 18.7%, Resource Management 13.7%, Strategy 11.3%
- #48 Escape Gaia
70% matchMostly Positive73% of 56 reviews2024
Dev: Current Games
Windows
you will play as Gaia, the shattered will of a planet, and command your spaceship to explore new worlds, collect and refine various resources, build a home on the damaged spacecraft, summon a wide range of monsters, and ultimately, devour other shattered wills to repair yourself.
Why similar: Board Game 34.9%, Time Management 30.6%, Futuristic 13.5%, Strategy 11.4%, Resource Management 3%
- #49 Mech Engineer
69% matchMostly Positive74% of 968 reviews2024
Dev: KiberKrekerPub: MicroProse Software
Windows
Median: 54 minMean: 6.2 hrs≥1hr: 48%
A dark sci-fi mech assembling manager with semi-auto battles against mutating, alien bio-weapon.
Why similar: Management 47.8%, Resource Management 30%, Strategy 12.5%, Simulation 5.5%, Indie 2.8%
- #50 Horizon
73% matchMixed59% of 477 reviews2014
Dev: L3O Interactive
Windows
Median: 2.0 hrsMean: 5.0 hrs≥1hr: 91%
Horizon is a turn-based space strategy game of galactic exploration and conquest in which you are in control of humanity’s destiny. You will explore deep space, find new frontiers and discover alien artifacts hidden on long-abandoned planets.
Why similar: Grand Strategy 25.8%, Space 21.9%, Turn-Based Strategy 13.6%, Sci-fi 12.1%, Futuristic 10.6%
- #51 SpaceCorp: 2025-2300AD
68% matchVery Positive84% of 73 reviews2025
Dev: Logix Interactive
Windows · Mac
Lead mankind's exploration into outer space! Build bases on the Moon and Mars, survey the rings of Saturn, and send generational Colony ships to Alpha Centauri, all in one sitting! SpaceCorp: 2025-2300 AD is a fast-playing, single-player, turn-based, sci-fi strategy game.
Why similar: Board Game 29.1%, Space 16.1%, Grand Strategy 15.5%, Turn-Based Strategy 13.3%, Management 9.8%
- #52 Exogate Initiative
67% matchMostly Positive75% of 737 reviews2025
Dev: Xeno Bits
Windows
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: Aliens 25.5%, Management 17.4%, Resource Management 15.4%, Space 14.3%, Sci-fi 9.6%
- #53 Sid Meier's Civilization®: Beyond Earth™
70% matchMixed61% of 23,177 reviews2014
Dev: Firaxis GamesPub: 2K
Windows · Mac · Linux
Median: 7.9 hrsMean: 29.6 hrs≥1hr: 92%
Sid Meier’s Civilization: Beyond Earth is a new science-fiction-themed entry into the award winning Civilization series. As part of an expedition sent to find a home beyond Earth, lead your people into a new frontier, explore and colonize an alien planet and create a new civilization in space.
Why similar: Turn-Based Strategy 20.2%, Aliens 17.7%, Space 16.5%, Sci-fi 12.2%, Strategy 11.6%
- #54 Galimulator
69% matchVery Positive91% of 503 reviews2018
Dev: Snoddasmannen
Windows · Mac · Linux
Median: 1.6 hrsMean: 9.7 hrs≥1hr: 68%
Galimulator is a galactic empire simulation and sandbox game. See how Empires rise and fall, and how the people in them climb through the ranks to bring prestige to their Dynasty. Then throw in an invasion of self replicating Smatter monsters if you want to spice things up.
Why similar: Simulation 58.5%, Strategy 41.5%
- #55 Dicevaders
65% matchVery Positive98% of 63 reviews2026
Dev: PengonautsPub: Playstack
Windows · Mac
Dicevaders is a dice-based roguelike deckbuilder about leading the ultimate alien invasion. Set in the StarVaders universe, draft and manipulate the dice row, build an unstoppable army, and unleash adrenaline pumping combos through powerful synergies and strategic play.
Why similar: Aliens 43.9%, Turn-Based Strategy 22.2%, Sci-fi 15.3%, Strategy 11.8%, Indie 2.8%
- #56 Earth vs Mars
65% matchVery Positive87% of 83 reviews2025
Dev: Relic EntertainmentPub: Relic Labs
Windows
Faced with a terrifying Martian invasion, you must lead Earth’s forces in a battle for our planet’s future. Create powerful human-creature super soldiers to fight an alien menace in this turn-based strategy game.
Why similar: Aliens 54.3%, Turn-Based Strategy 31%, Strategy 9.8%, Singleplayer 3%, Casual 2%
- #57 ENDLESS Space™ - Definitive Edition
67% matchVery Positive81% of 9,610 reviews2012
Dev: AMPLITUDE Studios
Windows · Mac
Median: 4.6 hrsMean: 13.6 hrs≥1hr: 87%
ENDLESS Space™ is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS Universe™, where you can control every aspect of your civilization as you strive for galactic domination.
Why similar: Space 28.3%, Strategy 21.2%, Turn-Based Strategy 16.4%, Sci-fi 12.4%, Aliens 7.1%
- #58 Space Drilling Station
64% matchVery Positive92% of 84 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: Time Management 20.5%, Management 16.3%, Space 16.1%, Resource Management 14.6%, Futuristic 12.2%
- #59 Empires of the Undergrowth
62% matchVery Positive94% of 18,977 reviews2024
Dev: Slug DiscoPub: Hooded Horse
Windows · Mac
Median: 5.9 hrsMean: 18.3 hrs≥1hr: 81%
Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.
Why similar: Grand Strategy 31.6%, Management 26.2%, Resource Management 22.9%, Strategy 12.1%, Simulation 5%