Games like Star Ruler on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Star Ruler are available at the bottom of the page.
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Battlestar Galactica Deadlock
In Battlestar Galactica Deadlock™ you’ll take command of the Colonial Fleet in defense of the Twelve Colonies during the First Cylon War. Lead many different types of ships in this 3D tactical game. Every decision counts, your strategy will be vital – can you ensure mankind’s survival?
Eador: Genesis
Eador: Genesis is an indie turn-based strategy game created by Alexey Bokulev. It has inspired the development of Eador: Masters of the Broken World.Take the role of a mighty Master and shape the destiny of Eador, on land and within the astral plane itself.
Anno 2205™
In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.
Ultimate Admiral: Age of Sail
Ultimate Admiral: Age of Sail is a tactical wargame from the creators of the Ultimate General series set amidst the epic naval campaigns in the period of the American Revolutionary and Napoleonic Wars.
RIOT: Civil Unrest
As civil crisis deepens and inequality tears the very fabric of society the discontentment of the masses manifests itself in violent public disturbances and civil disorder. Play as the police or the angry horde as RIOT – Civil Unrest places you in some of the world’s most fractious disputes.
Tooth and Tail
Lead the revolution with an army of flamethrowing Boars, mustard gas-lobbing Skunks, and paratrooper-puking Owls. Tooth and Tail is a Real-Time-Strategy game featuring Single Player, Online Competitive Play, Split Screen, Replays, and more. Build a base, lead your army, eat your enemies!
VoidExpanse
Explore the vast reaches of VoidExpanse -- mine asteroids, upgrade your ship, trade, complete missions, advance your character and survive fast-paced combat with hostile aliens and mercenaries in the rich and exciting Sci-Fi universe of VoidExpanse!
X: Beyond the Frontier
The Human Race had advanced to the point where we could travel among the stars, we developed giant automated machines to help us colonise other worlds, but there was a fault in their programming and they turned and attacked. Forcing us to lay a trap to protect Earth and exiling the Human race to stay on Earth once again.
Star Trek Timelines
Explore the Final Frontier in the ultimate sci-fi strategy RPG, Star Trek Timelines! Join Starfleet and overcome challenges as you boldly go where no game has gone before – across the entire history of Star Trek.
Dominions 5 - Warriors of the Faith
In Dominions 5 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 huge titans or large monuments. Dominions is a deep 4x turn based strategy game with a very large variety of spells and units.
Antihero
Run a Thieves Guild in a gas-lit Victorian city! Antihero is a fast-paced digital board game with an (Oliver) Twist. Recruit street urchins, hire thugs, start a gang, upgrade your guild, steal everything... and bribe, blackmail, and assassinate your way to victory.
Warrior Kings: Battles
Warrior Kings: Battles maintains the excitement that made Warrior Kings a leading RTS. It is a stand-alone title that adds a new strategic and tactical dimension to the series.
American Conquest
In American Conquest, Players set sail from Europe to discover new world and conquer its innumerable riches.
American Conquest: Fight Back
American Conquest: Fight Back is the sequel to American Conquest. The most significant events of that glorious time have found their way into this title.
Evochron Mercenary
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
Invasion Machine
Modern-warfare RTS/sandbox game inspired by the real conflicts in the Middle East. Fight a counter-insurgency war, protect the civilian population, casevac your wounded and decide how the world sees your struggle. And remember - no one gets left behind.
Observation
Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M.
军团战棋Legion War
"Legion War" is a 4X strategy game in a fantasy setting. You can build and expand your territory, explore unknown lands, and search for mysterious treasure, cultivate your own heroes and troops while exterminating your opponent's, and challenge the god who rules the world behind the scenes.
Supreme Commander: Forged Alliance
The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike.
Taur
Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?
X3: Reunion
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
Most played games like Star Ruler on Steam
Take a look at the top games like Star Ruler that are currently attracting the largest player bases on the Steam platform, as of June 16th 2025.
1. Stellaris
Similarity 62% Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities. Stellaris is a space, grand strategy and strategy game developed by Paradox Development Studio and published by Paradox Interactive. Released on May 09th 2016 has received 185,433 reviews of which 159,527 were positive and 25,906 were negative resulting in a rating of 8.5 out of 10. The game has hit the top spot as the #1 most played game like Star Ruler, thanks to its 13,555 peak concurrent players over the last day.
8.5
159,527
25,906
13,555
players
2. STAR WARS™ Empire at War - Gold Pack
Similarity 64% Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld? STAR WARS™ Empire at War - Gold Pack is a strategy, rts and space game developed by Petroglyph and published by LucasArts, Lucasfilm and Disney. Released on May 25th 2010 has received 39,435 reviews of which 38,503 were positive and 932 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 2,985 players online at once in the last 24 hours, this game is currently ranked #2 among games like Star Ruler based on player count.
9.6
38,503
932
2,985
players
3. FTL: Faster Than Light
Similarity 63% This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat. FTL: Faster Than Light is a rogue-like, space and strategy game developed and published by Subset Games. Released on September 14th 2012 has received 75,052 reviews of which 71,561 were positive and 3,491 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 1,423 players online at once in the last 24 hours, this game is currently ranked #3 among games like Star Ruler based on player count.
9.4
71,561
3,491
1,423
players
4. Supreme Commander: Forged Alliance
Similarity 49% The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike. Supreme Commander: Forged Alliance is a strategy, rts and sci-fi game developed by Gas Powered Games and published by Square Enix. Released on September 28th 2011 has received 13,468 reviews of which 13,042 were positive and 426 were negative resulting in an impressive rating of 9.4 out of 10. With 852 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Star Ruler.
9.4
13,042
426
852
players
5. Sins of a Solar Empire II
Similarity 74% 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. Sins of a Solar Empire II is a space, strategy and 4x game developed by Stardock Entertainment and Ironclad Games Corporation and published by Stardock Entertainment. Released on August 15th 2024 has received 6,946 reviews of which 5,949 were positive and 997 were negative resulting in a rating of 8.3 out of 10. With 658 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Star Ruler.
8.3
5,949
997
658
players
6. Cosmoteer: Starship Architect & Commander
Similarity 56% Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars! Cosmoteer: Starship Architect & Commander is a sci-fi, singleplayer and 2d game developed and published by Walternate Realities. Released on October 24th 2022 has received 11,171 reviews of which 10,618 were positive and 553 were negative resulting in an impressive rating of 9.2 out of 10. With 482 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Star Ruler.
9.2
10,618
553
482
players
7. ENDLESS™ Space 2
Similarity 67% ENDLESS™ Space 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious ENDLESS™ Universe. As the leader of your civilization, will you impose your vision and build the greatest stellar empire? ENDLESS™ Space 2 is a strategy, space and sci-fi game developed by AMPLITUDE Studios and published by SEGA. Released on May 18th 2017 has received 22,190 reviews of which 18,526 were positive and 3,664 were negative resulting in a rating of 8.2 out of 10. With 473 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Star Ruler.
8.2
18,526
3,664
473
players
8. Galactic Civilizations IV
Similarity 56% 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. Galactic Civilizations IV is a space, grand strategy and simulation game developed and published by Stardock Entertainment. Released on October 19th 2023 has received 1,887 reviews of which 1,378 were positive and 509 were negative resulting in a rating of 7.1 out of 10. With 438 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Star Ruler.
7.1
1,378
509
438
players
9. Master of Orion
Similarity 68% The ascendant spacefaring 4X strategy game returns! A new chapter in the epic Master of Orion saga is poised to once again capture the imaginations of millions of gamers. Master of Orion is a strategy, 4x and space game developed by NGD Studios and published by Wargaming Labs. Released on August 25th 2016 has received 7,918 reviews of which 6,076 were positive and 1,842 were negative resulting in a rating of 7.5 out of 10. With 341 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Star Ruler.
7.5
6,076
1,842
341
players
10. Battlefleet Gothic: Armada 2
Similarity 59% Battlefleet Gothic: Armada 2 is the new real-time strategy game adapted from Games Workshop’s famous tabletop game that portrays the epic space battles of the Warhammer 40,000 universe. Battlefleet Gothic: Armada 2 is a space, strategy and warhammer 40k game developed by Tindalos Interactive and published by Focus Entertainment. Released on January 24th 2019 has received 10,080 reviews of which 7,566 were positive and 2,514 were negative resulting in a rating of 7.4 out of 10. With 269 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Star Ruler.
7.4
7,566
2,514
269
players
Best deals on games like Star Ruler on Steam
Discover fantastic savings with the best discounts on a variety of games like Star Ruler available on Steam right now, updated on June 16th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Star Ruler.
1. EarthX
Similarity 57% EarthX is a rocket company management game. Go from launching small rockets on Earth to eventually building a colony on Mars. Create your own Internet constellation, develop new technologies, supply the International Space Station and terraform Mars! EarthX is a simulation, indie and strategy game developed by Denis and Ry and published by Mesote Games. Released on July 12th 2023 has received 875 reviews of which 769 were positive and 106 were negative resulting in a rating of 8.3 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for games like Star Ruler.
8.3
769
106
-99%
19.99€
0.29€
2. Interstellar Space: Genesis
Similarity 80% Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy! Interstellar Space: Genesis is a strategy, indie and 4x game developed and published by Praxis Games. Released on July 25th 2019 has received 772 reviews of which 648 were positive and 124 were negative resulting in a rating of 7.9 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like Star Ruler.
7.9
648
124
-99%
27.99€
0.46€
3. Homeworld: Deserts of Kharak
Similarity 61% A ground-based RTS prequel to the classic Homeworld games. Assemble your fleet and lead them to victory on the shifting sands of Kharak in this compelling strategy game for PC from Blackbird Interactive. Homeworld: Deserts of Kharak is a strategy, rts and sci-fi game developed by Blackbird Interactive and published by Gearbox Publishing. Released on January 20th 2016 has received 8,519 reviews of which 6,789 were positive and 1,730 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like Star Ruler.
7.8
6,789
1,730
-99%
45.99€
0.88€
4. Aven Colony
Similarity 51% Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world. Aven Colony is a colony sim, city builder and strategy game developed by Mothership Entertainment LLC and published by Team17 Digital Ltd. Released on July 25th 2017 has received 2,638 reviews of which 1,921 were positive and 717 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for games like Star Ruler.
7.1
1,921
717
-99%
29.99€
0.47€
5. Distant Worlds 2
Similarity 61% Distant Worlds 2 is a vast, pausable real-time 4X space strategy game. Distant Worlds 2 is a strategy, simulation and 4x game developed by CodeForce and published by Slitherine Ltd.. Released on March 10th 2022 has received 3,237 reviews of which 2,304 were positive and 933 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 99% discount, this title has earned the #5 position in the best deals for games like Star Ruler.
6.9
2,304
933
-99%
48.99€
0.36€
6. ReignMaker
Similarity 46% ReignMaker: Saving the World One Tower at a Time. ReignMaker is a match-3 game with tower defense, city building, and political strategy elements. Your policy decisions determine the fate of your city and the direction of the story. Your match-3 and tower defense skills determine the fate of the world. ReignMaker is a casual, strategy and indie game developed and published by Frogdice. Released on April 16th 2014 has received 410 reviews of which 260 were positive and 150 were negative resulting in a rating of 6.1 out of 10. Currently offered at a significant 99% discount, this title has earned the #6 position in the best deals for games like Star Ruler.
6.1
260
150
-99%
14.99€
0.20€
7. Fibbage XL
Similarity 51% NOTE: This game first appeared in The Jackbox Party Pack. It’s Fibbage XL – The Hilarious Bluffing Party Game in standalone form! Fool your friends with your lies, avoid theirs, and find the (usually outrageous) truth. “The mayor of Rabbit Hash, Kentucky is a ____.” Baby? Rabbit? Ham sandwich? Go! Fibbage XL is a strategy, casual and indie game developed and published by Jackbox Games and Inc.. Released on March 24th 2016 has received 318 reviews of which 301 were positive and 17 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 98% discount, this title has earned the #7 position in the best deals for games like Star Ruler.
8.7
301
17
-98%
9.99€
0.22€
8. DG2: Defense Grid 2
Similarity 67% Setting the bar as the definitive tower defense game, Defense Grid 2 introduces new worlds and threats to test your tower placement strategies. With a bold new look and the addition of new game modes, player-versus-player and multiplayer co-op, every play brings fun new opportunities and challenges. DG2: Defense Grid 2 is a strategy, tower defense and indie game developed by Hidden Path Entertainment and published by Hidden Path Entertainment and 505 Games. Released on September 23rd 2014 has received 3,163 reviews of which 2,723 were positive and 440 were negative resulting in a rating of 8.3 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for games like Star Ruler.
8.3
2,723
440
-98%
12.49€
0.26€
9. Battlestar Galactica Deadlock
Similarity 51% In Battlestar Galactica Deadlock™ you’ll take command of the Colonial Fleet in defense of the Twelve Colonies during the First Cylon War. Lead many different types of ships in this 3D tactical game. Every decision counts, your strategy will be vital – can you ensure mankind’s survival? Battlestar Galactica Deadlock is a strategy, space and sci-fi game developed by Black Lab Games and published by Slitherine Ltd.. Released on August 31st 2017 has received 3,460 reviews of which 2,906 were positive and 554 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like Star Ruler.
8.1
2,906
554
-98%
38.99€
1.00€
10. Tin Can
Similarity 54% You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive? Tin Can is a simulation, space and survival game developed by Tin Can Studio and published by Tin Can Studio and IndieArk. Released on May 12th 2022 has received 1,198 reviews of which 1,015 were positive and 183 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like Star Ruler.
8.1
1,015
183
-98%
17.99€
0.46€
Free games like Star Ruler on Steam
Check out this fantastic list of free-to-play games like Star Ruler you can enjoy on Steam right now, updated on June 16th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Star Ruler.
1. Star Trek Timelines
Similarity 50% Explore the Final Frontier in the ultimate sci-fi strategy RPG, Star Trek Timelines! Join Starfleet and overcome challenges as you boldly go where no game has gone before – across the entire history of Star Trek. Star Trek Timelines is a free to play, strategy and space game developed and published by Tilting Point. Released on July 12th 2017 has received 1,430 reviews of which 938 were positive and 492 were negative resulting in a rating of 6.4 out of 10. With 148 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Star Ruler.
6.4
938
492
148
players
2. Pixel Starships
Similarity 56% Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven. Pixel Starships is a sci-fi, space and strategy game developed and published by SavySoda. Released on May 23rd 2023 has received 2,732 reviews of which 2,008 were positive and 724 were negative resulting in a rating of 7.1 out of 10. Thanks to its free to play tag and a daily player base of 117, this game has secured the #2 spot in the ranking of free games like Star Ruler.
7.1
2,008
724
117
players
3. Hades' Star
Similarity 57% A unique space strategy game where thousands of players participate in one shared galaxy. Hades' Star is a free to play, space and strategy game developed and published by Parallel Space Inc. Released on February 27th 2019 has received 2,577 reviews of which 1,874 were positive and 703 were negative resulting in a rating of 7.1 out of 10. Thanks to its free to play tag and a daily player base of 104, this game has secured the #3 spot in the ranking of free games like Star Ruler.
7.1
1,874
703
104
players
4. Zero-K
Similarity 55% With 100+ truly unique units, Zero-K is an RTS of freedom and creativity, tempered by a decade of refinement. Sculpt land into a castle and throw invaders off it with a Jugglenaut. Explore a massive campaign, solo or co-op. Hop online for epic 32 player battles or fast paced 1v1, on 100s of maps. Zero-K is a strategy, free to play and rts game developed and published by Zero-K Team. Released on April 27th 2018 has received 3,922 reviews of which 3,678 were positive and 244 were negative resulting in an impressive rating of 9.0 out of 10. The game currently holds the #4 spot among the most played free games like Star Ruler.
9.0
3,678
244
93
players
5. My Lands: Black Gem Hunting
Similarity 51% My Lands is a free online RTS where dark and light forces fight for Black Gem and dominion in a vast fantasy world. Cooperation between players, joint economy development, creation of clans and alliances and elaboration of a team strategy serve as the very foundation of the game. My Lands: Black Gem Hunting is a strategy, free to play and rts game developed by Gravvit Ltd and Forbes Consult Ltd and published by ELYLAND INVESTMENT COMPANY Ltd. Released on September 16th 2014 has received 3,306 reviews of which 2,766 were positive and 540 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #5 spot among the most played free games like Star Ruler.
8.1
2,766
540
51
players
6. Planet S
Similarity 59% Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction. Planet S is a strategy, city builder and multiplayer game developed and published by Glimmerlight Games. Released on October 28th 2023 has received 2,603 reviews of which 2,387 were positive and 216 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #6 spot among the most played free games like Star Ruler.
8.8
2,387
216
17
players
7. War of Omens Card Game
Similarity 52% War of Omens is a CCG with a unique Deckbuilder combat system and deep strategy. Set in a masterfully crafted dark fantasy world, it features fast, strategic battles with 4 distinct factions and over 20 heroes. Challenge the online ladder, conquer the story mode, or compete in a cross faction draft! War of Omens Card Game is a free to play, strategy and indie game developed and published by Fifth Column Games. Released on February 18th 2019 has received 682 reviews of which 589 were positive and 93 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #7 spot among the most played free games like Star Ruler.
8.1
589
93
14
players
8. Prismata
Similarity 45% A perfect-information strategy game inspired by RTS, deckbuilders, and board games. Choose from three distinct technology classes and outwit your foes by snowballing your starting resources into a powerful cybernetic army. ABSOLUTELY NO PAY-TO-WIN. Prismata is a early access, strategy and indie game developed and published by Lunarch Studios. Released on March 08th 2018 has received 1,187 reviews of which 970 were positive and 217 were negative resulting in a rating of 7.8 out of 10. The game currently holds the #8 spot among the most played free games like Star Ruler.
7.8
970
217
11
players
9. Demise of Nations
Similarity 57% Demise of Nations is a 4X turn-based grand strategy wargame covering the rise of Rome till the fall of modern civilization. Demise of Nations is a free to play, strategy and indie game developed and published by Noble Master LLC. Released on August 08th 2017 has received 523 reviews of which 423 were positive and 100 were negative resulting in a rating of 7.6 out of 10. The game currently holds the #9 spot among the most played free games like Star Ruler.
7.6
423
100
9
players
10. Istrolid
Similarity 62% In Istrolid you design your own unique spaceships from a large number of parts to fit your strategy and play style. With no set units or factions you are free to create a fleet where each ship has its own balanced strengths and weaknesses, from basic fighters and bombers to hulking battleships and speedy destroyers. Istrolid is a free to play, building and strategy game developed and published by treeform. Released on May 06th 2016 has received 2,662 reviews of which 2,325 were positive and 337 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #10 spot among the most played free games like Star Ruler.
8.4
2,325
337
4
players