Games like Sins of a Solar Empire: Trinity®
by Ironclad Games Corporation, Stardock Entertainment
In Sins of a Solar Empire: Trinity, you are the leader of a civilization embroiled in a galactic war, fighting for the survival of your entire race against relentless foes.
View on Steam · $9.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
Closest matches
$49.99Sins of a Solar Empire II
Aug 15 · Ironclad Games Corporation, Stardock Entertainment
Both: Space · RTS · 4X
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
$24.99Executive Assault 2
Oct 18 · Hesketh Studios Ltd
Both: RTS · Space Sim · Base Building
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.
RTSBuildingSpace SimStrategyBase BuildingSpaceReal-TimeFPSActionSingleplayer👍 1,604
$29.99Star Trek: Infinite
Oct 12 · Nimble Giant Entertainment
Both: 4X · Space · RTS
Star Trek: Infinite is a grand strategy experience that lets you play your own Star Trek story as the leader of one of four major factions in the galaxy. Follow the specially crafted story or blaze your own trail in the first Star Trek grand strategy game.
Grand Strategy4XSpaceExplorationSandboxManagementRTSDiplomacyPvEPvP👍 3,031
$39.99Galactic Civilizations IV
Oct 19 · Stardock Entertainment
Both: Space · 4X
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
Also worth a look
Share some of the same DNA, but further from the original.
-90%$1.99Hexarchy
Oct 19 · Main Tank Software
Both: 4X · PvP
Hexarchy is an innovative, fast-paced, historical 4x strategy game where you use cards and deckbuilding to make your decisions. Single-player and online multiplayer.
4XDeckbuildingTurn-Based StrategyTurn-Based TacticsStrategyWarSimulationCo-opPvPMultiplayer👍 1,231
FreeImperius
Jun 13 · Incognito Interactive
Both: RTS · Space · Base Building
Imperius is an easy-to-learn, hard-to-master space RTS. Command devastating ships of the Imperius Navy and prove your loyalty by destroying everything in your path, no matter the cost.
StrategyRTSSpaceSingleplayerSci-fiFuturisticReal Time TacticsWarLore-RichBase Building
$59.99Homeworld 3
May 13 · Blackbird Interactive
Both: Space · RTS
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
$39.99Tempest Rising
Apr 24 · Slipgate Ironworks™
Both: RTS · Base Building · Real-Time
Command distinct factions in a desperate struggle for power and resources in Tempest Rising - a classic RTS set on Earth after a nuclear war.
RTSStrategyBase BuildingSingleplayerMultiplayerIsometric3DReal-TimeWarAction👍 9,813
$39.99Empire of the Ants
Nov 6 · Tower Five
Both: PvE · PvP · RTS
Conquer enemy nests and lead your colony through the perils of the forest in this groundbreaking RTS. Empire of the Ants is a photorealistic, third-person real-time strategy game where you command your insect legions in epic battles.
WargameReal Time TacticsSandboxPvEPvPRTSGrand StrategyStrategyThird Person3D👍 931
$19.99The Last Starship
Feb 3 · Introversion Software
Both: Space · Base Building · Space Sim
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
$59.99Warhammer 40,000: Space Marine 2
Sep 9 · Saber Interactive
Both: PvE
Embody the superhuman skill and brutality of a Space Marine. Unleash deadly abilities and devastating weaponry to obliterate the relentless Tyranid swarms. Defend the Imperium in spectacular third-person action in solo or multiplayer modes.
Co-opActionMultiplayerThird-Person ShooterPvEAdventureThird PersonAction-AdventureSci-fiSingleplayer👍 168,817
-50%$19.99Terra Invicta
Jan 5 · Pavonis Interactive
Both: 4X
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
$14.99Mechabellum
Sep 26 · Game River
Both: PvP · RTS
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
-25%$22.49Godsworn
Mar 28 · Thunderoak Interactive
Both: RTS · Real-Time · Base Building
Godsworn is a classic RTS with single-player & co-op focus. Experience an epic fantasy retelling of the Baltic Crusades set in a world inspired by pagan mythology. Choose a divine hero, rally worshippers alongside mythical creatures, and smite the unworthy!
Early AccessRTSMythologyCo-opSingleplayerAction RTSStory RichReal-Time3DBase Building👍 807
FreeStormgate
Aug 5 · Frost Giant Studios
Both: RTS · Base Building
Stormgate is a free-to-play real-time strategy game with a full single-player campaign, 3-player co-op, and PvP versus modes on over 60 maps. Our Editor is also freely available for you to craft just about any custom game mode you can imagine. Join our development journey today!
RTSBase BuildingStrategyMultiplayerWareSportsFree to PlayFuturisticTop-DownBuilding👍 2,104
-40%$10.49Tower Dominion
May 7 · Parallel 45 Games
Both: Base Building · RTS
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
$4.99Space Station Tycoon
Nov 1 · Lunheim Studios
Both: Space · Base Building · Space Sim
Create a thriving space station in a lost sector. Face thrilling challenges head-on, from pirate raids to asteroid impacts, as you lead your company to new heights.
ManagementSpaceTower DefenseCity BuilderColony SimBuildingCraftingEconomyBase BuildingSpace Sim👍 190
$39.99HELLDIVERS™ 2
Feb 8 · Arrowhead Game Studios
Both: PvE
The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter.
Online Co-OpPvEThird-Person ShooterMultiplayerShooterActionCo-opSci-fiExtraction ShooterCapitalism👍 839,048
-80%$11.99Warhammer Age of Sigmar: Realms of Ruin
Nov 17 · Frontier Developments
Both: RTS
Wage a campaign of brutal conquest in this realm-shattering real-time strategy game set in the Warhammer Age of Sigmar universe. Become a warlord and lead four unique factions to conquer the wild and savage Realm of Ghur in tense and tactical battles.
StrategyActionRTSAction RTSReal Time TacticsFantasyWargame3DCinematicStylized👍 1,867
$44.99Dominions 6 - Rise of the Pantokrator
Jan 17 · Illwinter Game Design
Both: 4X
In Dominions 6 you take control of a powerful being that rules a nation and aspires to godhood. The type of Pretender Gods can vary from magically powerful arch mages to old dragons or an enormous tree. Dominions is a deep 4x turn based strategy game with a very large variety of spells and units.
Strategy4XTurn-Based StrategyAsynchronous MultiplayerGrand StrategyGod GameFantasyWargameHand-drawnAuto Battler👍 1,687
$19.99SpaceBourne 2
Nov 18 · Burak Dabak
Both: Space Sim · Base Building · Space
Embark on a journey to greatness. Get ready for adrenaline-fueled battles and a chance to claim your place in the galaxy. Grab the controls of your ship, gear up for the fight, and unleash your ambition to conquer and build a new empire in the vastness of space.
RPGSpace SimFlightBase Building3DOpen WorldFirst-PersonThird PersonLore-RichSpace👍 4,952
-20%$18.39Space Imperia 4X
Jul 28 · Breich Games
Both: PvP · 4X
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
$5.99Frontline Crisis
Aug 14 · BCQT
Both: RTS · Space
Defend humanity's last hope, pilot a powerful mech, in Frontlines Crisis! A battlefield swarming with insects makes strategic and combat decisions crucial. Each decision will determine your fate. Defend humanity's last sanctuary, fight fiercely, and uphold human honor with wits and courage!
Tower DefenseTop-Down ShooterRTSStrategyPixel GraphicsSpaceMechsLocal Co-OpAction RTS1980s👍 348
$24.99Starcom: Unknown Space
Sep 2 · Wx3 Labs, LLC
Both: Space · Space Sim
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
-40%$11.99Jump Space
Sep 19 · Keepsake Games
Both: PvE · Space
Jump Space (formerly Jump Ship) is a mission based co-op PvE for 1-4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Explore, upgrade, and survive intense encounters in deep space together.
Co-opPvESpaceFPSSci-fiRogueliteActionFirst-PersonExplorationShooter👍 10,798
$2.99Three Kingdoms: Innovatory
Jan 31 · 瞬息万变工作室
Both: RTS · 4X
This is a classic historical simulation + real-time strategy game, where you will go back to the era of the Three Kingdoms and play as various renowned sovereigns.
WargameReal Time TacticsRTSTurn-Based StrategyStrategy4XRPGGrand Strategy3DHistorical👍 953
$29.99Starship Troopers: Extermination
Oct 10 · Offworld
Both: PvE
Starship Troopers: Extermination is an up to 16-player co-op FPS that puts you on the far-off frontlines of an all-out battle against the Bugs! Squad up, grab your rifle, and do your part as an elite Deep Space Vanguard Trooper to take back planets from the Arachnid threat!
Online Co-OpActionFPSSci-fiFirst-PersonCo-opMultiplayerCombatAliensPvE👍 29,725
$19.99Void War
Jun 2 · Tundra
Both: Space
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
$24.99Cubic Odyssey
May 14 · Atypical Games
Both: Base Building
Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!
Open World Survival CraftRPGAction-AdventureBase BuildingCo-opSandboxSci-fiBuildingExplorationFirst-Person👍 2,407
$29.99Revival: Recolonization
Apr 11 · HeroCraft PC
Both: 4X
Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.
4XGrand StrategyTurn-Based StrategyHex GridStrategyFuturisticEconomyTurn-BasedTacticalSci-fi👍 335
$14.99Nexus 5X
Apr 18 · Whatboy Games
Both: 4X
eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced 60-minute competitive sessions. Play Solo or Multiplayer for 2-8 players.
Board GameStrategyTabletopCo-opMultiplayerTeam-BasedTurn-Based TacticsTurn-Based Strategy4XTurn-Based Combat👍 884
$9.99The Anacrusis
Dec 5 · Stray Bombay
Both: PvE · PvP · Space
Battle for survival against endless alien hordes with your friends! The Anacrusis is a first-person shooter that dynamically adjusts difficulty to you. Experience intense 1-4 player co-op action or play as the aliens and stop your friends in 1-8 player Versus mode. Full Steam Workshop support!
PvEFPSCo-opPvPShooterAction-AdventureModdableSci-fiSpaceFemale Protagonist👍 617
$49.99Warhammer 40,000: Rogue Trader
Dec 7 · Owlcat Games
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


