Games like Human Extinction Simulator
by Machine 22
Tactical turn-based space battles. Elaborate war strategies to prepare against the inevitable alien invasion.
View on Steam · $19.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
Closest matches
$39.99Xenonauts 2
Apr 2 · Goldhawk Interactive
Both: Turn-Based Strategy · Sci-fi · Tactical
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.
StrategyRPGTurn-Based TacticsTurn-Based StrategySci-fiTurn-Based CombatTacticalTurn-BasedPvECharacter Customization👍 4,857
$39.99MENACE
Feb 5 · Overhype Studios
Both: Turn-Based Strategy · Sci-fi · Tactical
Lead a strike force against an alien threat in this turn-based tactical RPG from the developers of Battle Brothers. Answer distress calls across different worlds, train and equip infantry, deploy tanks and mechs, and plan and execute missions in detailed turn-based battles.
StrategyRPGTurn-Based TacticsTurn-Based StrategySci-fiTurn-Based CombatTacticalTurn-BasedPvECharacter Customization👍 12,304
-60%$15.99ZEPHON
Nov 8 · Proxy Studios
Both: Turn-Based · Tactical · Sci-fi
From the developers of Warhammer 40,000: Gladius, ZEPHON is a post-apocalyptic 4X strategy game built on Proxy’s unique tactical combat system. Guide survivors through a turbulent future, navigating unexpected disasters, eldritch horror and cyberpunk monstrosities. What will you do to survive?
StrategyTurn-Based4XTacticalMultiplayerLovecraftianSandboxCo-opSci-fiProcedural Generation👍 1,841
-50%$19.99Terra Invicta
Jan 5 · Pavonis Interactive
Both: Turn-Based Strategy · Tactical
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.
StrategyGrand StrategySimulation4XEconomyWarHistoricalTurn-Based StrategyTacticalManagement👍 9,064
$4.99Sid Meier's Alpha Centauri™ Planetary Pack
Mar 7 · Firaxis Games
Both: Space · Turn-Based Strategy · Sci-fi
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Strategy4XMultiplayerSingleplayerSpaceTurn-Based StrategySci-fiClassic👍 599
-25%$9.74Dead Weight
Jul 16 · Klukva Games
Both: Turn-Based · Turn-Based Strategy · Tactical
Face the Ancient Gods! Set the sails of your flying pirate ship and embark on a roguelite adventure in the steampunk world of Dead Weight. Explore floating islands in search of loot. Choose a class and enjoy turn-based tactical combat on tiny battlefields where every step matters.
Turn-Based CombatStrategyRPGReplay ValuePixel GraphicsTurn-BasedTurn-Based StrategyTacticalRoguelikeAdventure👍 583
$49.99Sins of a Solar Empire II
Aug 15 · Ironclad Games Corporation, Stardock Entertainment
Both: Space · Sci-fi · Tactical
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.
SpaceStrategyRTS4XSingleplayerSci-fiMultiplayerTacticalCo-opPvE👍 7,158
$24.99Chains of Freedom
Apr 15 · Nordcurrent
Both: Tactical · Sci-fi · Turn-Based Strategy
Embark on a thrilling journey in a high-stakes, turn-based tactics game. Lead an elite squad in a fictional, dystopian Eastern European country as you unravel a conspiracy threatening the state. Navigate intense strategic battles and adapt to ever-evolving challenges to prevail.
StrategyTurn-Based CombatTacticalTurn-Based TacticsSci-fiCombatTurn-Based StrategyCinematicRealisticThird Person👍 520
$59.99Homeworld 3
May 13 · Blackbird Interactive
Both: Space · Sci-fi · Tactical
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.
SpaceRTSStrategySci-fiStory RichSingleplayerMultiplayerTacticalCo-opRoguelike👍 5,438
-50%$7.49Shogun Showdown
Sep 5 · Roboatino
Both: Turn-Based · Turn-Based Strategy
Shogun Showdown is a turn-based combat game with rogue-like and deck-building elements. Position yourself and attack at the right time, upgrade your tiles and combo them to get ready to face the Shogun!
Replay ValueStrategy RPGTurn-BasedRoguelikePixel GraphicsTurn-Based StrategyRoguelike DeckbuilderStrategyTurn-Based CombatTurn-Based Tactics👍 6,201
$14.99Mechabellum
Sep 26 · Game River
Both: Tactical · Turn-Based Strategy
Command massive armies in this epic mech auto-battler. Draft your troops, customize your units, master your formations, and crush enemies in spectacular 3D battles. All strategy, no clickfest. Outsmart opponents in 1v1, 2v2, free-for-all, or Survival Mode.
StrategyAuto BattlerMechsRobotsWargameTacticalPvPMultiplayerRTSTurn-Based Strategy👍 17,866
$39.99Galactic Civilizations IV
Oct 19 · Stardock Entertainment
Both: Space · Sci-fi · Turn-Based Strategy
Take command of a civilization that has just achieved faster-than-light travel in Galactic Civilizations IV, the newest entry in the award-winning space 4X strategy game series. Explore the galaxy, colonize worlds, shape cultures, make alliances, fight wars and pioneer new technologies.
SpaceGrand StrategySimulation4XStrategySci-fiExplorationSandboxMultiplayerTurn-Based Strategy👍 2,210
$24.99StarVaders
Apr 30 · Pengonauts
Both: Difficult · Turn-Based Strategy
Pilot a powerful mech to fight off the alien invasion in this ULTIMATE fusion of deckbuilding and grid-based tactics. Discover game-breaking combos, rewind time to alter your fate, and protect the future of humanity in this endlessly replayable roguelike.
Roguelike DeckbuilderDeckbuildingTurn-Based TacticsRogueliteDifficultVisual NovelCard GameTurn-Based StrategyRoguelikeBoard Game👍 3,763
$3.99The Pair Annihilation
Jan 30 · DAID Games
Both: Space · Turn-Based Strategy
'The Pair Annihilation' is grid + turn-based strategy roguelike game. Use different combinations of ships, different artifacts, in battles on various battlefields to defeat Udtmos!
SpaceRoguelikeTurn-Based StrategyRPGGrid-Based MovementIndieTurn-Based TacticsStrategy RPGStrategy3D
-75%$7.49SteamWorld Heist II
Aug 8 · Thunderful Development
Both: Turn-Based Strategy · Turn-Based
Skill-based gunplay meets turn-based tactics in SteamWorld Heist 2! Aim carefully, bounce bullets, and pull off trick shots in high-stakes heists. Choose your crew and utilize 150+ items to navigate real-time naval battles and daring missions in this 30+ hour adventure to stop a deadly water crisis.
FunnyTurn-Based TacticsSingleplayerTurn-Based StrategyTurn-BasedStory RichTactical RPG2DStrategyPuzzle👍 2,204
-60%$15.99Colony Ship: A Post-Earth Role Playing Game
Nov 9 · Iron Tower Studio
Both: Turn-Based · Turn-Based Strategy
Colony Ship is a turn-based, party-based role-playing game set aboard a generation ship launched to Proxima Centauri. The game features a detailed skill-based character system, multiple ways to handle quests, choices & consequences, and branching dialogue trees.
Turn-BasedChoices MatterTactical RPGCRPGParty-Based RPGRPGTurn-Based TacticsIsometricCyberpunkTurn-Based Strategy👍 4,104
$14.99DAICE
Jul 16 · Aeterna Ludi
Both: Turn-Based Strategy · Space · Tactical
DAICE is a unique merge of turn-based dice-powered combat with inventory management, a roguelite where you control an evergrowing AI Core. Purchase and pilot unique spaceships, load your dice into weapons and systems, and unleash devastating combos and shape your own strategy-driven story.
StrategyTurn-Based StrategyTurn-Based CombatSpaceTacticalRoguelikeTurn-Based TacticsSci-fiInventory Management2D
$49.99Warhammer 40,000: Rogue Trader
Dec 7 · Owlcat Games
Both: Turn-Based Strategy
Made in a close partnership with Games Workshop, Warhammer 40,000: Rogue Trader is a story-rich classical RPG from Owlcat Games, developers of the critically acclaimed game, Pathfinder: Wrath of the Righteous.
RPGChoices MatterCRPGCharacter CustomizationTurn-Based StrategyTurn-Based CombatStrategyTactical RPGCo-opAdventure👍 33,727
-10%$17.99Infinity: HexaDome Tactics
11 days ago · Blindspot Games
Both: Turn-Based · Turn-Based Strategy · Tactical
Discover the story of the Aristeia world in single-player or storm into PvP battles! Turn-based battles, 12 heroes, varied arenas, deckbuilding with dozens of tactical cards. Assemble the perfect team, use hundreds of insane combos, and become HexaDome champion. And bring a friend!
Turn-BasedStrategyTurn-Based TacticsTurn-Based StrategyActionCard GameVisual NovelTacticalMultiplayerTurn-Based Combat
$19.99Void War
Jun 2 · Tundra
Both: Space · Difficult
Command an ancient starship and fight your way to the heart of a dying Empire. Fend off attacks from demented cultists, craven space pirates, and xenophobic Imperial soldiers. Discover powerful artifacts and use them to build your ship into a fearsome war engine.
SpaceRoguelitePerma DeathChoices MatterStrategyDifficultReplay ValueRoguelikeResource ManagementReal-Time with Pause👍 3,661
$19.99Lord of Rigel
Aug 25 · Rhombus Studios
Both: Space · Sci-fi · Turn-Based Strategy
Lord of Rigel is a turn-based 4X space strategy game inspired by the classics. In a galaxy divided by two elder races, will you unite with other species or forge your own path? Navigate galactic politics and defeat threats using espionage, research, and military force. How will you shape the galaxy?
MilitarySpaceGrand StrategyStrategy4XSci-fiSimulationExplorationTurn-Based StrategySandbox👍 113
$24.99Interregnum: False Prophet
Jun 18 · Spacewalkers
Both: Turn-Based Strategy · Tactical · Turn-Based
A tactical, turn-based strategy game in a post-apocalyptic world of eternal winter. As the titular False Prophet, recruit and lead a group of survivors to a promised land. Loot, craft, and make the best of what you find.
Early AccessStrategyTurn-Based StrategyRPGTurn-Based TacticsTacticalTurn-BasedPost-apocalypticTurn-Based CombatSingleplayer
$19.99Hyperspace Deck Command
Oct 7 · Sleeper Games
Both: Difficult · Sci-fi · Space
Hyperspace Deck Command is a complex deck building roguelite. Command a massive space fleet that operates on individual turn timers, combine a wide variety of cards into powerful decks and master the dual-use status effects to defeat the hegemonising swarm.
Roguelike DeckbuilderCard GameRoguelikeDeckbuildingDifficultTurn-Based TacticsRogueliteSci-fiSpaceColorful
$29.99Songs of Silence
Nov 13 · Chimera Entertainment
Both: Turn-Based Strategy · Tactical
Lead armies, rebuild fallen kingdoms, and rise to greatness! Embark on an epic journey of strategy in a visually stunning world. Fight intense battles and uncover a captivating story.
StrategyRPGTurn-Based StrategyStrategy RPG4XAuto BattlerTurn-Based TacticsHand-drawnFantasyTactical👍 2,369
$19.99Astro Colony
Jun 2 · Terad Games
Both: Space
Explore endless Universe and create the most efficient constellation of colonies. Build conveyor systems to automate production. Take care of Astronauts and their needs! Establish new colonies as part of intergalactic simulation.
Base BuildingAutomationSpaceResource ManagementColony SimSimulationMultiplayerStrategyBuildingIndie👍 2,397
$5.99Battle Grid
Oct 25 · Barking Dogs
Both: Turn-Based Strategy
Face relentless alien hordes, collect their resources and assemble an unstoppable squadron of mechs! In this Action Roguelite, discover game-breaking synergies, mix and match weapons and units, unlock upgrades, harvest and conquer alien planets.
MechsBullet HellRogueliteAuto BattlerAliensTurn-Based StrategyRoguelikeStrategy2.5DAction Roguelike👍 204
$29.99Between the Stars
Mar 7 · Isolated Games
Both: Space · Sci-fi
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.
SpaceRPGActionSimulationIndieStrategyAdventureSpace SimSingleplayerSci-fi👍 1,965
-34%$19.79Cyber Knights: Flashpoint
Jun 2 · Trese Brothers
Both: Tactical · Turn-Based Strategy
Cyberpunk mercenaries RPG! Turn-based squad tactics with unique heist-planning strategy. Build your crew wisely; their stories will become interwoven with your own. Pull off heists with powerful cyberware, faction connections, multiclassing, weapon modding, stealth, hacking, and more!
Turn-Based CombatTacticalIsometricCyberpunkPerma DeathTurn-Based TacticsPost-apocalypticTurn-Based StrategyTactical RPGStealth👍 2,938
$24.99Starcom: Unknown Space
Sep 2 · Wx3 Labs, LLC
Both: Space · Sci-fi
Starcom: Unknown Space is an action RPG of space exploration and adventure. Build your own starship while discovering an epic story in a universe of strange mysteries, alien factions and uncharted worlds.
SpaceExplorationOpen WorldSpace SimAction RPGTop-Down ShooterSci-fiStory RichIndieRPG👍 4,465
$12.99LONESTAR
Apr 3 · Math Tide
Both: Turn-Based Strategy
LONESTAR is a strategic Roguelike spaceship deckbuilder. As a bounty hunter, you will capture criminals scattered across the universe. Win the shockwave battle to gain rewards and vacations. Find treasures, customize spaceships, unlock talents, defeat the felons and be a legend!
RoguelikeStrategyTurn-Based TacticsCard BattlerRoguelike DeckbuilderTurn-Based StrategyTurn-Based CombatReplay ValueRoguelitePerma Death👍 2,184
$6.99Constellation Tango
Jan 6 · Code Spectrum
Both: Space · Sci-fi · Turn-Based Strategy
Constellation Tango is an interstellar 3D turn-based strategy-tactics game. Organize and lead troops to victory in battles across planets. Push back against an oppressive empire to save the galaxy, while making new allies of various species.
StrategyTurn-Based TacticsSpaceSci-fiFuturisticTurn-Based StrategyManagementTurn-Based CombatStrategy RPGTactical RPG
-90%$1.99USC: Counterforce
Jul 18 · Angry Cat Studios, Creatio 49
Both: Turn-Based · Difficult
Lead your Space Commandos in a revival of turn-based squad tactics inspired by UFO/XCOM and Aliens. Utilize in-depth skill & combat systems in multiple game modes, including a full campaign. Discover the truth behind the demise of colony MC83-A and join the USC in defending humanity!
MilitaryLocal Co-OpMultiplayerSingleplayerLocal MultiplayerTurn-BasedTurn-Based TacticsDifficultStrategy RPGProcedural Generation👍 205
$19.99Ostranauts
Aug 3 · Blue Bottle Games
Both: Difficult · Space
Navigate your scrappy ship through the boneyard in search of valuable parts in abandoned vessels. Use salvage to upgrade your ship, or sell it for cash to pay down your mounting debt, or restock fuel, air, or food. Fly and role-play aboard your dream spaceship in this hardcore noir space-sim.
FlightSimulationSpace SimSandboxDifficultSurvivalSpaceExplorationLife SimProcedural Generation👍 3,141
Also worth a look
Share some of the same DNA, but further from the original.
-50%$7.49HexaScape: Cyber Defense
Jan 29 · Clockwork Origins
Both: Turn-Based Strategy · Hex Grid
Build your perfect defenses with hexagons! Use hex tiles to explore cyberspace, upgrade your defense towers, and complete quests in this unique turn-based strategy game. With a campaign, a procedurally generated endless mode, and a powerful editor, HexaScape offers endless challenges.
SimulationTurn-Based StrategyHex GridStrategyBoard GameTower DefenseSandboxPuzzleExplorationLevel Editor
$19.99The Last Starship
Feb 3 · Introversion Software
Both: Space · Sci-fi
The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
StrategySandboxSpaceSimulationSingleplayerBase BuildingSci-fiSpace SimBuildingMining👍 1,625
-40%$10.49Tower Dominion
May 7 · Parallel 45 Games
Both: Tactical
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!
Tower DefenseStrategyBase BuildingRoguelikeRTSTacticalRogueliteChoices MatterProcedural GenerationResource Management👍 5,124