Expansion
A strategy game about space (location) in space (cosmic). Colonise the galaxy with a thousand clicks of a mouse. Winner of DreamHack Austin Jam!
65% of 17 Steam reviews are positive$0.99
Games like Mayhem Intergalactic
Want something that feels replayable and competitive the way Mayhem Intergalactic does? These games make natural next picks for you.
Expansion
A strategy game about space (location) in space (cosmic). Colonise the galaxy with a thousand clicks of a mouse. Winner of DreamHack Austin Jam!
Replayable, Retro, Minimalist
65% of 17 Steam reviews are positive$0.99Solaris
Discover a space strategy game filled with conquest, betrayal and subterfuge. Build alliances, make enemies and fight your way to victory and galactic domination. Will you conquer the galaxy?
Replayable, Competitive, Minimalist
81% of 90 Steam reviews are positiveFreeSpace Tyrant
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.
Replayable, Colorful
83% of 549 Steam reviews are positive$19.99SPACECOM
SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.
Replayable, Competitive, Minimalist
63% of 200 Steam reviews are positive$1.39Planets Under Attack
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.
Replayable, Competitive
63% of 319 Steam reviews are positive$11.99Starion Tactics
After assuming command of one of four human or alien factions vying for galactic dominance, immediately define your game’s scope. Play for minutes to hours across tens to hundreds of planets in single-player skirmish or multiplayer modes—it’s entirely up to you.
Replayable, Competitive, Retro
25% of 48 Steam reviews are positive$9.99Interplanetary: Enhanced Edition
In this turn-based strategic artillery game, players wage interplanetary wars by developing their home planets and firing massive barrages through the unpredictable gravity fields of the solar system.
Replayable, Competitive, Retro
85% of 557 Steam reviews are positivePlayers online now: 6$14.99Galaxy Admirals
Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.
Replayable, Competitive, Colorful
78% of 127 Steam reviews are positive$1.99Galcon 2: Galactic Conquest
Galcon 2 is a demolition derby in space! Send swarms of ships from planet to planet to conquer the galaxy in this fast paced multiplayer strategy game!
Replayable, Competitive, Minimalist
83% of 872 Steam reviews are positivePlayers online now: 1FreeEpic Little War Game
The lighter side of turn-based war gaming. Take your time to plan good strategies, deploy your troops in the right places, try not to laugh whilst killing your enemies.
Replayable, Competitive, Colorful
87% of 63 Steam reviews are positivePlayers online now: 2$4.99Mini Gal4Xy
Mini Gal4Xy is a light strategy game set in space.
Replayable, Colorful, Minimalist
87% of 31 Steam reviews are positive$3.99Radiis
Radiis is a turn based strategy game without any moving units, only buildings. Place your buildings wisely and be the first player to conquer the land.
Replayable, Competitive, Colorful
91% of 95 Steam reviews are positive$14.99
Cheaper than Mayhem Intergalactic
SPACECOM
SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.
63% of 200 Steam reviews are positive$1.39
Galaxy Admirals
Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay.
78% of 127 Steam reviews are positive$1.99
Epic Little War Game
The lighter side of turn-based war gaming. Take your time to plan good strategies, deploy your troops in the right places, try not to laugh whilst…
87% of 63 Steam reviews are positivePlayers online now: 2$4.99
Mini Gal4Xy
Mini Gal4Xy is a light strategy game set in space.
87% of 31 Steam reviews are positive$3.99
Star Ruler
Take command of a vast interstellar empire and safeguard your species from total extinction in a procedurally generated 3D galaxy (with the option…
86% of 261 Steam reviews are positive$7.99
Militia
Militia is a tight turn-based strategy game that brings the thrill of victory to single-player.
94% of 90 Steam reviews are positive$5.99
50 years
50 Years is a fast-paced alternative to the bigger, longer turn-based strategy games. You can win or lose a game in a single evening.
89% of 628 Steam reviews are positivePlayers online now: 2$4.99
Phantom Signal — Sci-Fi Strategy Game
Phantom Signal is a real-time sci-fi strategy game with unusual mechanics.
85% of 134 Steam reviews are positivePlayers online now: 3$5.99
Galactic Lords
Experimental indie strategy game. Lead the group of Galactic Lords through 7 levels to discover the origin of a world-wide menace!
75% of 57 Steam reviews are positive$0.99
Great Big War Game
Join 2.5 million gamers in this award-winning, BAFTA-Nominated turn-based strategy game.
96% of 69 Steam reviews are positive$6.99
Hidden gems like Mayhem Intergalactic
Nexus 5X
eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced…
90% of 889 Steam reviews are positive$14.99
Ozymandias: Bronze Age Empire Sim
Lead a Bronze Age civilization across hex maps, founding cities and choosing one move per turn, alone or against rivals in multiplayer.
89% of 1,324 Steam reviews are positivePlayers online now: 22$14.99
Slipways
Link planets with warp routes, balance their needs and grow a trade network, one calm turn at a time.
92% of 2,247 Steam reviews are positivePlayers online now: 8$16.99
Dominus Galaxia: KS Edition
Dominus Galaxia is a 4X space strategy game with a focus on amplifying strategic decisions and minimising non-strategic busywork.
83% of 251 Steam reviews are positivePlayers online now: 6Free
Galaxy Life
The Starlings are tiny, orange and out for galactic conquest, and they are yours.
91% of 8,641 Steam reviews are positivePlayers online now: 300Free
Warpips
Pick your units, call in airstrikes, and let the little soldiers fight for every inch of the line.
87% of 4,368 Steam reviews are positivePlayers online now: 23$16.99
Galactic Civilizations IV
Guide a young spacefaring civilization across a fresh galaxy each run, growing it by war, trade, diplomacy or culture until the stars answer to you.
72% of 2,243 Steam reviews are positivePlayers online now: 275$39.99
AI War 2
Build fleets in secret, hack the enemy's systems and hit its core before it wakes up to what you are doing.
87% of 1,131 Steam reviews are positivePlayers online now: 18$19.99
Chaos Galaxy
A pixel-art turn-based Galaxy total war game. You can select 14 factions, 61 heroes, hundreds of warships and mecha, and command multiple fleets to…
81% of 277 Steam reviews are positive$14.99
Interstellar Space: Genesis
Build a turn-based galactic empire your way, from first colony ship to tactical battles between the stars.
83% of 720 Steam reviews are positivePlayers online now: 25$29.99
Distant Worlds 2
A vast pausable real-time 4X space strategy game. Generate a galaxy of up to 2,000 star systems, run an empire where every freighter and fleet is…
71% of 2,676 Steam reviews are positivePlayers online now: 134$49.99
Space Tyrant
Terrorize the galaxy for fun and profit! Space Tyrant is a surprisingly deep beer & pretzels strategy game set in a darkly humorous future.
83% of 549 Steam reviews are positive$19.99
Newest games like Mayhem Intergalactic
Astro Protocol
High-stakes, turn-based 4X space strategy distilled into intense matches of about an hour.
94% of 72 Steam reviews are positive$13.99
War of Dots
Claim territory and command minimalist armies in quick tactical matches against other players.
81% of 7,745 Steam reviews are positivePlayers online now: 89Free
A Planet of Mine MasterMine Edition
A Planet of Mine Mastermine Edition is a cozy 4X game with mass strategy!
94% of 32 Steam reviews are positive$9.99
Nexus 5X
eXplore, eXpand, eXploit, eXterminate, EXPRESS. All of the depth, diplomacy, conflict and conquest of a turn-based 4X epic but played in fast-paced…
90% of 889 Steam reviews are positive$14.99
Planet S
Claim procedurally generated planets, raise cities from a single spaceport, and grow your faction into a scientific or military power, alone or…
91% of 2,908 Steam reviews are positivePlayers online now: 5Free
Galactic Civilizations IV
Guide a young spacefaring civilization across a fresh galaxy each run, growing it by war, trade, diplomacy or culture until the stars answer to you.
72% of 2,243 Steam reviews are positivePlayers online now: 275$39.99
Chaos Galaxy 2
A turn-based Galaxy totalwar game. Choose one of 12 factions, direct dozens of admirals, control hundreds of warships, mecha and monsters, set up…
82% of 305 Steam reviews are positivePlayers online now: 4$19.99
Ozymandias: Bronze Age Empire Sim
Lead a Bronze Age civilization across hex maps, founding cities and choosing one move per turn, alone or against rivals in multiplayer.
89% of 1,324 Steam reviews are positivePlayers online now: 22$14.99
Galaxy Life
The Starlings are tiny, orange and out for galactic conquest, and they are yours.
91% of 8,641 Steam reviews are positivePlayers online now: 300Free
Warpips
Pick your units, call in airstrikes, and let the little soldiers fight for every inch of the line.
87% of 4,368 Steam reviews are positivePlayers online now: 23$16.99
Distant Worlds 2
A vast pausable real-time 4X space strategy game. Generate a galaxy of up to 2,000 star systems, run an empire where every freighter and fleet is…
71% of 2,676 Steam reviews are positivePlayers online now: 134$49.99