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
-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
-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
$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
-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
$9.99Gods of Sand
Apr 14 · Achenar Studios
Both: Turn-Based · Tactical · Turn-Based Strategy
Train gladiators. Manage a ludus. Fight in the arenas. Conquer the tower. Gods of Sand is a gladiator manager with intense turn-based combat, inspired by the Swords and Sandals series, in a dark and unforgiving setting.
Turn-BasedManagementRomePixel GraphicsStrategyTacticalTurn-Based StrategyTurn-Based CombatIndieSimulation👍 721
$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
$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
$29.99Heroes of Science and Fiction
Mar 17 · Oxymoron Games
Both: Turn-Based Strategy · Tactical
A turn-based sci-fi strategy that combines exploration and exciting clashes on the battlefield. Take control over several different species, raise powerful armies for your heroes and destroy your opponents! This HoMM-like is set in a scifi universe, with new mechanics on top of the classic formula.
StrategySimulationRPGMultiplayerTurn-Based StrategyGrand StrategyFantasyTacticalWar4X👍 852
$13.99Sol Cesto
Apr 10 · Tambouille, Géraud Zucchini, Chariospirale
Both: Tactical · Turn-Based
Sol Cesto is a tactical and frantic roguelite where mastering your luck is key. Choose a hero, upgrade them using cursed teeth and magical items, and descend to the bottom of an ever-changing dungeon. In this dark world, every action has consequences…
Dungeon CrawlerRoguelikeTacticalPuzzleAtmosphericFantasyGamblingProcedural GenerationMysteryTurn-Based👍 4,849
$24.99Quasimorph
Jul 31 · Magnum Scriptum
Both: Turn-Based Strategy · Turn-Based
Take on a role of a hardened PMC fighter in a dark turn-based cyberpunk RPG. Engage in unforgiving combat, manage your ship and pile up the bodies of your clones to unravel the dark mystery behind threat to all life.
RPGTurn-Based CombatStrategyTurn-Based StrategySingleplayerChoices MatterRoguelikeExtraction ShooterTranshumanismTurn-Based👍 7,207
$17.99Angels Fall First
Jul 11 · Strangely Interactive Ltd
Both: Sci-fi · Space · Tactical
From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever loved in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full Bot support included!
ActionFPSIndieMultiplayerSci-fiSpaceSimulationFirst-PersonSingleplayerTactical👍 3,834
$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.
$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
FreeStarship Theory
May 31 · Reconnect Software
Both: Space · Sci-fi
Starship Theory is a ship building survival game. Mine and trade to gather resources. Plan and construct new upgrades. Train and manage crew. Fight to survive.
Base BuildingSimulationStrategySpaceIndieSurvivalManagement2DSci-fiCasual👍 933
$14.99The Conquest of Go
Dec 10 · Wolfey Studios
Both: Turn-Based · Turn-Based Strategy
Learn and play Go, the classic board game that has been played for thousands of years, and compete in the race to conquer the most land in the in-game world, or compete online against opponents around the real world.
Turn-BasedStrategyBoard GameTabletop2DTop-DownTurn-Based TacticsTurn-Based StrategyEducationTutorial👍 581
-50%$24.99ENDLESS Legend™ 2
4 days ago · AMPLITUDE Studios
Both: Turn-Based Strategy · Tactical
Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.
StrategySimulationGrand Strategy4XTurn-Based StrategyMultiplayerHistoricalWarTacticalManagement👍 2,699
$24.99Space Haven
May 13 · Bugbyte Ltd.
Both: Space · Sci-fi
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Colony SimBase BuildingSurvivalStrategySpaceManagementSandboxSimulationBuildingSci-fi👍 10,267
$7.99Arcadium - Space Odyssey
Jan 26 · Luciano Bercini
Both: Space
A bullet heaven roguelite set in a procedurally generated universe. Land on planets to harvest resources, craft hundreds of game-breaking builds, and unleash them on relentless waves of aliens. Every run unveils a new universe: endless challenges, endless discoveries.
Bullet HeavenRogueliteArcadeAction RoguelikeBullet HellProcedural GenerationTwin Stick ShooterTop-Down ShooterSpaceAliens👍 110
-20%$18.39Space Imperia 4X
Jul 28 · Breich Games
Both: Turn-Based Strategy
A faithful digital adaptation of the acclaimed board game Space Empires 4X by GMT Games, beloved by wargamers for almost two decades. Command the rise of your civilization and the fall of others, all in one to two hours.
Turn-Based TacticsWargamePvPBoard GameTabletopTurn-Based Strategy4XStrategy2DTurn-Based Combat
-30%$17.49Stellar Tactics
Mar 30 · Don Wilkins
A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with thousands of star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!
CRPGExplorationTactical RPGTurn-Based TacticsDungeon CrawlerSandboxParty-Based RPGCharacter CustomizationRPGIsometric👍 1,667
-40%$14.99Lost Eidolons: Veil of the Witch
Oct 9 · Ocean Drive Studio, Inc.
Both: Turn-Based Strategy
Veil of the Witch is a roguelite strategy RPG with turn-based combat and branching progression. Set in the world of “Lost Eidolons,” build a nimble squad of five, pick your skills as you level, and adapt to each unique run. May the gods favor the bold and the wise.
Turn-Based TacticsRogueliteTurn-Based StrategyTactical RPGJRPGRoguelikeStrategyTurn-Based CombatTop-DownGrid-Based Movement👍 1,299
-20%$0.79Super Moncat
3 days ago · Urulginka Studio
Both: Difficult · Space
Fly, dodge, and score points — this is a real test of reaction and concentration, where every new record feels like a big victory over the ruthless cosmos.
RoguelikeRogueliteDifficultFast-PacedPrecision PlatformerSurvival HorrorCatsSpaceMusicScore Attack
-30%$20.99Desynced
Mar 5 · Stage Games Inc.
Both: Sci-fi
Desynced is a sci-fi strategy game with fully customizable units and behaviors. Gather, build, research, and explore the unknown. Alone or with friends, unveil the mystery of an AI on the edge of self-awareness and uncover the hidden truth in this blend of strategy, automation, and exploration.
StrategyAutomationProgrammingBase BuildingSandboxCity BuilderRTSSci-fiMultiplayerSimulation👍 1,880
$19.99Fogpiercer
Jul 17 · Mad Cookies Studio
Both: Difficult
Fight through the fog in this sci-fi roguelike deckbuilder where clever positioning, explosive chain-reactions, and the environment itself can make the difference between life and death.
StrategyRoguelikeCard GameDeckbuildingRoguelike DeckbuilderTurn-Based CombatCard BattlerRogueliteDifficult2D👍 614
-35%$20.79The Crust
11 days ago · VEOM Studio
Both: Space
Build and automate a lunar colony that Earth depends on. Mine regolith, run conveyor-and-drone factories above and below the surface, manage colonists, trade with rival Earth factions — and play a story campaign with multiple endings.
Base BuildingSpaceAutomationColony SimResource ManagementSandboxStrategyCity BuilderBuildingManagement👍 3,556
$9.99Wrath and Retribution
Apr 2 · Mad Vulture Games
Both: Space
Become an unstoppable force in this intense high-speed space combat roguelike. Master the Specter Drive’s displacement dash, build a devastating arsenal with your companion Merlin, and grow more lethal with every mission as you spearhead the counter attack across a solar system under siege.
SpaceAction RoguelikeLootFlightSpace Sim6DOFLooter ShooterRoguelikeSingleplayerThird Person
$17.99Farlands
Jul 16 · JanduSoft, Eric Rodríguez
Congratulations, you’ve bought your own planet! An agrarian rock at the edge of the galaxy that, for some reason, was practically being given away for free. So the time has come to leave your hectic, stressful life in an overcrowded metropolis for a more rural and rewarding life.
Farming SimBuildingCraftingAgricultureExplorationLife SimEarly AccessCuteIndieFishing👍 1,628
-25%$26.24Reentry - A Space Flight Simulator
Nov 7 · Lyra Creative
Both: Space
Do you have what it takes to become an astronaut? Reentry is a realistic space flight simulator inspired by the early NASA space programs, from orbiting Earth in Mercury and Gemini, to the moon landing in project Apollo. Learn the procedures. Operate the spacecraft. Complete the mission.
SpaceSimulationFlightSpace SimRealisticOpen WorldImmersive SimScienceExplorationPhysics👍 1,322
$9.99LOCKDOWN Protocol
Nov 18 · Mirage Creative Lab
Both: Space · Sci-fi
A first person social deduction game, combining real time action and communication, playable up to 16 players. While most players will cooperate to complete objectives to ensure victory, a small portion of dissidents will try their best to stop them at all cost, without being caught.
MultiplayerSocial DeductionDialogue HeavySpaceInvestigationActionFirst-PersonCasualSci-fiTeam-Based👍 16,609
-15%$4.24Waterjacked!
3 days ago · A Frog's Pond
Both: Turn-Based Strategy · Turn-Based
Waterjacked! is a turn-based roguelike where you are a gunslinging succulent chosen to wield the GRID. Uncover destructive combos and develop clever strategies from an assortment of Modules, Augments, and Herbals to push back the invading robots from The Valley.
Early AccessTraditional RoguelikeRoguelike DeckbuilderPuzzleTurn-Based StrategyTurn-Based CombatTurn-BasedDeckbuildingPerma DeathStrategy
-15%$12.74Biovoid
3 days ago · Dzedou
Both: Difficult
Biovoid is a creature-building roguelike game where you slay hordes of hostile aliens. Combine a variety of cells and mutations to create game-breaking builds and evolve from a fragile hatchling to a deadly predator.
Action RoguelikeSimulationSandboxNatureSurvivalProcedural GenerationBuildingPerma DeathDifficultAliens


