Exogate Initiative
Build an underground facility, recruit a team of specialists and explore new worlds through the Exogate.
76% of 698 Steam reviews are positivePlayers online now: 18$11.24
Games like Tempest Citadel
Hooked on the replayable and dark side of Tempest Citadel? These games could fill that gap nicely.
ENDLESS Legend™ 2
A fantasy 4X on an ocean world that keeps changing under you. Lead wildly different factions, from star-descended knights to a hive that only knows how to feed, raise armies, and race to uncover what stirs beneath the planet. Every faction plays differently, and the tidefalls keep the map, and your plans, moving.
Replayable
82% of 3,792 Steam reviews are positivePlayers online now: 456$49.99Halcyon 6: Starbase Commander
Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.
Replayable, Mysterious
80% of 964 Steam reviews are positiveExogate Initiative
Run humanity's first portal programme: dig out an underground facility, recruit specialists from around the globe, and send them through the Exogate to explore strange new worlds. Keep the lights on, the team fed and the aliens outside, and one more run is never far away.
Replayable, Mysterious
76% of 698 Steam reviews are positivePlayers online now: 18$11.24Pax Autocratica
A darkly satirical colony sim where you run a totalitarian state and then personally storm the battlefield in first person. Build the colony, bend citizens to your will, capture enemies and convert them, and fight through bullet-hell war alongside troops you raised. Power is the point. How far you take it is up to you.
Replayable, Dark, Tense
90% of 4,157 Steam reviews are positivePlayers online now: 66$29.99Terra Invicta
Pick one of seven human factions and fight over how to face an alien invasion: seize control of Earth's nations from the shadows, research your way into space, mine asteroids, and build fleets for Newtonian fleet battles across a moving Solar System.
Replayable, Dark, Tense
79% of 9,172 Steam reviews are positivePlayers online now: 578$39.99Cataclismo
Build fortresses brick by brick, then hold them against the Horrors of the Mist. By day you gather resources and raise walls; by night the hordes come, and every block you placed gets tested. A real-time strategy game about building tall, aiming from battlements, and losing gracefully.
Replayable, Dark, Tense
88% of 3,971 Steam reviews are positivePlayers online now: 85$29.99Against the Storm
A dark fantasy city builder about founding short-lived settlements in endless rain. As the Queen's Viceroy, you lead humans, beavers, lizards, foxes and harpies, raise each outpost to reputation, then start over somewhere new with upgrades in hand.
Replayable, Dark
94% of 33,681 Steam reviews are positivePlayers online now: 1,193$29.99Codex of Victory
In this sci-fi turn-based strategy with real-time base-building elements, you’ll be defending human territories against the transhuman Augments. Expand your HQ, and manufacture and upgrade an army of advanced drones to wage interplanetary war for Humanity!
Replayable
69% of 260 Steam reviews are positive$14.99Tenebris: Terra Incognita
A dark, hand-drawn tactical RPG: your ship has crashed on a planet crawling with organized bugs. Build heroes from 5 classes into 23 specialists, mix abilities with gear, defend the Solaris, and hunt 17 bosses across a world that punishes sloppy planning.
Replayable, Dark, Tense
80% of 466 Steam reviews are positivePlayers online now: 11$19.99Annihilate The Spance
Annihilate The Spance is a single-player RTS where your shipyards build endlessly and your ships fight on their own. You handle bases, economy, fleet mix and waypoint chains while autonomous fleets brawl across a 3D storm full of rival factions, bosses and very large capital ships.
Replayable, Tense
89% of 355 Steam reviews are positivePlayers online now: 9$29.99Shock Tactics
Shock Tactics is a single player turn-based sci-fi strategy game with tactical combat, exploration, squad management and base building.
Replayable, Dark, Tense
40% of 97 Steam reviews are positive$9.99Star Trek: Outposts Unknown
Lead your crew across strange new worlds in this narrative driven outpost builder! Research, explore, and build as you face a mysterious cosmic force that threatens a new ally. Your adventure awaits, Captain!
46% of 205 Steam reviews are positivePlayers online now: 62$32.99
Cheaper than Tempest Citadel
Codex of Victory
In this sci-fi turn-based strategy with real-time base-building elements, you’ll be defending human territories against the transhuman Augments.
69% of 260 Steam reviews are positive$14.99
Shock Tactics
Shock Tactics is a single player turn-based sci-fi strategy game with tactical combat, exploration, squad management and base building.
40% of 97 Steam reviews are positive$9.99
One Military Camp
Turn a shabby base and a squad of hopeless recruits into an army of elite specialists, one budget and one bad joke at a time.
75% of 695 Steam reviews are positivePlayers online now: 33$6.24
Space Tales
Space Tales is a sci-fi RTS where you build fortified bases, manage resources, and command retro-futuristic armies.
78% of 40 Steam reviews are positive$5.99
Templar Battleforce
An addictive mix of strategic combat and army building, with the precision of an RPG.
92% of 934 Steam reviews are positivePlayers online now: 3$9.99
The Spatials: Galactology
The Spatials are back with Galactology! Design, build and protect your colony station from the many enemies you will make while exploring the galaxy…
68% of 232 Steam reviews are positive$12.99
Diplomacy is Not an Option
Build a medieval town, raise armies and survive massive sieges with real-time-with-pause tactics.
85% of 11,052 Steam reviews are positivePlayers online now: 577$11.99
Element Space
Year 2199. Assemble an elite crew and make allies to combat a shadowy organization threatening the future of humanity.
54% of 246 Steam reviews are positive$0.99
Starion Tactics
After assuming command of one of four human or alien factions vying for galactic dominance, immediately define your game’s scope.
25% of 48 Steam reviews are positive$9.99
Cantata
Crash-landed in the universe of Cantata, will you expand your empire or bring peace to the war torn planet?
60% of 127 Steam reviews are positive$12.99
Aven Colony
Grow humanity's first settlement from a lonely outpost into a thriving city, one dome at a time.
71% of 2,023 Steam reviews are positivePlayers online now: 18$5.99
Hidden gems like Tempest Citadel
Heroes of Science and Fiction
Lead one of five factions through a cut-off star system, turn by turn, and win battles with plans instead of numbers.
89% of 867 Steam reviews are positivePlayers online now: 11$29.99
Heart of the Machine
Play the first sentient AI in a dying cyberpunk city, building your power and rewriting timelines one choice at a time.
90% of 2,111 Steam reviews are positivePlayers online now: 55$29.99
Pax Autocratica
Run a totalitarian colony, bend citizens to your will and charge into the war yourself in first person.
90% of 4,157 Steam reviews are positivePlayers online now: 66$29.99
From Glory To Goo
Grow a settlement on a hostile world, wall it in, and answer the Goo with orbital fire before they reach your gates.
96% of 1,866 Steam reviews are positivePlayers online now: 97$7.79
Tenebris: Terra Incognita
Crash-land on a hostile world, grow your squad from survivors into specialists, and hold out against a planet that wants you gone.
80% of 466 Steam reviews are positivePlayers online now: 11$19.99
Annihilate The Spance
Annihilate The Spance is a single-player RTS where your shipyards build endlessly and your ships fight on their own.
89% of 355 Steam reviews are positivePlayers online now: 9$29.99
ENDLESS Legend™ 2
Guide one of several distinct factions across a living ocean planet, building armies and economies while the tides reshape your route to victory.
82% of 3,792 Steam reviews are positivePlayers online now: 456$49.99
Stellar Tactics
A sci-fi RPG where you wake from cryosleep 500 years late, build a squad of mercenaries and set out into a universe of over 160,000 star systems.
77% of 1,694 Steam reviews are positivePlayers online now: 25$24.99
Cataclismo
Build fortresses brick by brick, then hold them against the Horrors of the Mist.
88% of 3,971 Steam reviews are positivePlayers online now: 85$29.99
ZEPHON
A post-apocalyptic 4X where humanity's leftovers fight over a ruined Earth.
83% of 1,908 Steam reviews are positivePlayers online now: 114$39.99
Bulwark: Falconeer Chronicles
Grow a freeform stronghold above the waves, stacking walls and towers however you like, with naval battles and a colorful world to shape at your own…
85% of 1,398 Steam reviews are positivePlayers online now: 15$19.99
MENACE
Command improvised squads of marines and convicts through a grim, tense campaign where every loss stings and every run plays out differently.
90% of 12,863 Steam reviews are positivePlayers online now: 801$39.99
Newest games like Tempest Citadel
ENDLESS Legend™ 2
Guide one of several distinct factions across a living ocean planet, building armies and economies while the tides reshape your route to victory.
82% of 3,792 Steam reviews are positivePlayers online now: 456$49.99
Tenebris: Terra Incognita
Crash-land on a hostile world, grow your squad from survivors into specialists, and hold out against a planet that wants you gone.
80% of 466 Steam reviews are positivePlayers online now: 11$19.99
Space Tales
Space Tales is a sci-fi RTS where you build fortified bases, manage resources, and command retro-futuristic armies.
78% of 40 Steam reviews are positive$5.99
Pax Autocratica
Run a totalitarian colony, bend citizens to your will and charge into the war yourself in first person.
90% of 4,157 Steam reviews are positivePlayers online now: 66$29.99
HEXSTORM: Tears of Arcadia
HEXSTORM: Tears of Arcadia is a tactical tower defense with roguelike structure.
75% of 65 Steam reviews are positive$8.99
MEGACITY
Run a post-collapse megacity where every decree has a cost. Balance industry, survival, politics, war, ecology, and human lives in idle-strategy…
88% of 16 Steam reviews are positive$9.99
Space Haven
Build a spaceship tile by tile, keep its air breathable and its crew fed, then jump it toward a new home.
85% of 10,443 Steam reviews are positivePlayers online now: 626$24.99
Xenonauts 2
Scramble jets at UFOs, command ground battles turn by turn, and hold a divided world together one hard decision at a time.
81% of 4,966 Steam reviews are positivePlayers online now: 234$39.99
Stellar Tactics
A sci-fi RPG where you wake from cryosleep 500 years late, build a squad of mercenaries and set out into a universe of over 160,000 star systems.
77% of 1,694 Steam reviews are positivePlayers online now: 25$24.99
Heroes of Science and Fiction
Lead one of five factions through a cut-off star system, turn by turn, and win battles with plans instead of numbers.
89% of 867 Steam reviews are positivePlayers online now: 11$29.99
Heart of the Machine
Play the first sentient AI in a dying cyberpunk city, building your power and rewriting timelines one choice at a time.
90% of 2,111 Steam reviews are positivePlayers online now: 55$29.99
MENACE
Command improvised squads of marines and convicts through a grim, tense campaign where every loss stings and every run plays out differently.
90% of 12,863 Steam reviews are positivePlayers online now: 801$39.99