Games like Sins of a Solar Empire II on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Sins of a Solar Empire II are available at the bottom of the page.
Shadow Empire
Shadow Empire is a deep turn-based 4X wargame with a unique blend of military focus, procedurally generated content and role-playing features.War Planet Online: Global Conquest
Build your army, dominate your region and lead your alliance to conquer the globe!Empyrion - Galactic Survival
Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!Satellite Reign
Satellite Reign is a real-time, class-based strategy game, set in an open-world cyberpunk city. You command a group of 4 agents through rain-soaked, neon-lit streets, where the law is the will of mega-corporations.Gratuitous Space Battles
Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.Nexus - The Jupiter Incident
Ambitious megacorporations monopolize the conquest of space and the colonization of the solar system. At the very edge of the solar system, the companies make a discovery that will shift the technological advantage and upset the balance. And so a new conflict is born: "The Jupiter Incident."Natural Selection 2
A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!Classic Marathon
From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community.Warhammer 40,000: Battlesector
Warhammer 40,000: Battlesector is a fast-paced turn-based strategy game set in the grimdark universe of the 41st Millennium. Pick your force, develop your army, field mighty heroes and fight for victory using superior strategy, awesome abilities, and devastating weaponry.Istrolid
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.The Red Solstice
2280 A.D. The last few survivors of a ruined Earth seek a new home: Mars, a planet whose inhabitants didn't take too kindly to outsiders. The Red Solstice is a tense, tactical, squad-based action game. Fight to survive with up to 8 players in co-op, or lead your own squad in single-player mode.DG2: Defense Grid 2
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.Warhammer 40,000: Dawn of War II - Anniversary Edition
All of Warhammer 40,000: Dawn of War II in one package. Play the award-winning real-time strategy game in all its glory, including three full campaigns, six multiplayer factions, and a full co-op Last Stand mode with eight unique heroes.Distant Worlds: Universe
Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game.Startopia
A once thriving network of space stations and planets have been left lifeless, redundant scars of the apocalypse. Into this age of darkness comes light. You will lead the way in rebuilding the network of space stations to a standard accepted by the individual alien races, attracting them to harness their expertise and research new...Galactic Civilizations III
Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.Distant Worlds 2
Distant Worlds 2 is a vast, pausable real-time 4X space strategy game.Crying Suns
Crying Suns is a tactical rogue-lite that puts you in the role of a space fleet commander as you explore a mysteriously fallen empire. In this story rich experience inspired by Dune and Foundation, each successful run will uncover the truth about the Empire... and yourself as well.Void Destroyer 2
Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.Gods and Idols
Take the role of a newly ascended deity in Gods and Idols. Carve your place among the stars in an open, dynamic, and massive MMORTS universe. Command the powers of the cosmos, form alliances, and use your worshipers as instruments to further your goals.Mass Effect™ 3 N7 Digital Deluxe Edition (2012)
Earth is burning. The Reapers have taken over and other civilizations are falling like dominoes. Lead the final fight to save humanity and take back Earth from these terrifying machines, Commander Shepard.STAR WARS™ Battlefront II (Classic, 2005)
Join the rise of Darth Vader’s elite 501st Legion of Stormtroopers as you fight through an all new story-based saga where every action you take impacts the battlefront and, ultimately, the fate of the Star Wars galaxy.STAR WARS™ Republic Commando™
You are the leader of an elite squad of Republic Commandos, your mission is to infiltrate, dominate, and ultimately, annihilate the enemy. Your squad will follow your orders and your lead, working together as a team - instinctively, intelligently, instantly. You are their leader. They are your weapon.Most played games like Sins of a Solar Empire II on Steam
Take a look at the top games like Sins of a Solar Empire II that are currently attracting the largest player bases on the Steam platform, as of April 26th 2025.
1. Age of Empires IV: Anniversary Edition
Similarity 51% Celebrating its first year of delighting millions of global players, the award-winning and best-selling strategy franchise continues with Age of Empires IV: Anniversary Edition, putting you at the center of even more epic historical battles that shaped the world. Age of Empires IV: Anniversary Edition is a strategy, rts and base-building game developed by Relic Entertainment, Forgotten Empires, Climax Studios and World's Edge and published by Xbox Game Studios. Released on October 28th 2021 has received 78,996 reviews of which 67,975 were positive and 11,021 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 Sins of a Solar Empire II, thanks to its 9,228 peak concurrent players over the last day.2. Age of Empires III: Definitive Edition
Similarity 51% Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product. Age of Empires III: Definitive Edition is a strategy, base-building and rts game developed by World's Edge, Tantalus Media and Forgotten Empires and published by Xbox Game Studios. Released on October 15th 2020 has received 47,640 reviews of which 40,279 were positive and 7,361 were negative resulting in a rating of 8.3 out of 10. While seeing 3,742 players online at once in the last 24 hours, this game is currently ranked #2 among games like Sins of a Solar Empire II based on player count.3. Age of Empires II (Retired)
Similarity 50% Age of Empires II has been re-imagined in high definition. With the release of Age of Empires II: Definitive Edition, this product will not be updated further. Age of Empires II (Retired) is a strategy, rts and medieval game developed by SkyBox Labs, Hidden Path Entertainment, Ensemble Studios and Forgotten Empires and published by Xbox Game Studios. Released on April 09th 2013 has received 101,162 reviews of which 96,896 were positive and 4,266 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 2,753 players online at once in the last 24 hours, this game is currently ranked #3 among games like Sins of a Solar Empire II based on player count.4. Mechabellum
Similarity 50% Mechabellum is a rewarding tactical wargame where you gain victory by adapting your strategy and outthinking your opponents. Command a mechanized army in battles against humans or AI, customize your units and strategically place them on the battlefield to watch them destroy your enemies. Mechabellum is a strategy, mechs and auto battler game developed by Game River and published by Dreamhaven. Released on September 26th 2024 has received 14,488 reviews of which 12,461 were positive and 2,027 were negative resulting in a rating of 8.4 out of 10. With 2,287 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Sins of a Solar Empire II.5. Age of Mythology: Retold
Similarity 60% From the creators of the award-winning Age of Empires franchise, Age of Mythology: Retold goes beyond history to a mythical age where gods, monsters, and humans collide. Age of Mythology: Retold is a strategy, rts and base-building game developed by World's Edge, Forgotten Empires, Tantalus Media, CaptureAge and Virtuos Games and published by Xbox Game Studios. Released on September 04th 2024 has received 16,199 reviews of which 14,578 were positive and 1,621 were negative resulting in a rating of 8.8 out of 10. With 2,235 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Sins of a Solar Empire II.6. STAR WARS™ Empire at War - Gold Pack
Similarity 69% 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 38,829 reviews of which 37,908 were positive and 921 were negative resulting in an impressive rating of 9.6 out of 10. With 1,941 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Sins of a Solar Empire II.7. Northgard
Similarity 63% Northgard is a critically acclaimed strategy game based on Norse mythology. Lead your clan, uncover the secrets of a mysterious newfound continent and defeat your enemies to conquer the Throne! Northgard is a strategy, city builder and simulation game developed and published by Shiro Games. Released on March 07th 2018 has received 64,201 reviews of which 55,565 were positive and 8,636 were negative resulting in a rating of 8.5 out of 10. With 1,862 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Sins of a Solar Empire II.8. BATTLETECH
Similarity 51% Take command of your own mercenary outfit of 'Mechs and the MechWarriors that pilot them, struggling to stay afloat as you find yourself drawn into a brutal interstellar civil war. BATTLETECH is a mechs, strategy and turn-based tactics game developed by Harebrained Schemes and published by Paradox Interactive. Released on April 24th 2018 has received 31,367 reviews of which 26,263 were positive and 5,104 were negative resulting in a rating of 8.2 out of 10. With 1,662 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Sins of a Solar Empire II.9. Empyrion - Galactic Survival
Similarity 55% Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion! Empyrion - Galactic Survival is a simulation, co-op and open world survival craft game developed and published by Eleon Game Studios. Released on August 05th 2020 has received 33,119 reviews of which 26,101 were positive and 7,018 were negative resulting in a rating of 7.8 out of 10. With 1,454 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Sins of a Solar Empire II.10. Star Trek Online
Similarity 61% In Star Trek Online, the Star Trek universe appears for the first time on a truly massive scale. Players take the captain's chair as they command their own starship and crew. Explore strange new worlds, seek out new life and new civilizations, and boldly go where no one has gone before. Star Trek Online is a free to play, sci-fi and massively multiplayer game developed by Cryptic Studios and published by Arc Games. Released on January 31st 2012 has received 20,043 reviews of which 15,849 were positive and 4,194 were negative resulting in a rating of 7.8 out of 10. With 1,059 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Sins of a Solar Empire II.Best deals on games like Sins of a Solar Empire II on Steam
Discover fantastic savings with the best discounts on a variety of games like Sins of a Solar Empire II available on Steam right now, updated on April 26th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Sins of a Solar Empire II.
1. Warhammer 40,000: Gladius - Relics of War
Similarity 51% Warhammer 40,000: Gladius – Relics of War brings you to a world of terror and violence. Four factions will engage in a brutal war for dominance over the planet’s resources. In the first turn-based 4X strategy game set in Warhammer 40,000 you will lead one of four unique factions. Warhammer 40,000: Gladius - Relics of War is a strategy, warhammer 40k and 4x game developed by Proxy Studios and published by Slitherine Ltd.. Released on July 12th 2018 has received 14,204 reviews of which 11,540 were positive and 2,664 were negative resulting in a rating of 8.0 out of 10. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like Sins of a Solar Empire II.2. Ashes of the Singularity: Escalation
Similarity 51% A massive-scale real-time strategy game where you command entire armies on a dynamic battlefield. Conquer multiple worlds across several single-player campaigns; or play with your friends in multiplayer combat. Ashes of the Singularity: Escalation is a rts, base-building and pvp game developed by Stardock Entertainment and Oxide Games and published by Stardock Entertainment. Released on November 10th 2016 has received 4,742 reviews of which 3,530 were positive and 1,212 were negative resulting in a rating of 7.3 out of 10. Thanks to its incredible 94% discount, this game is now the #2 best deal in games like Sins of a Solar Empire II.3. Distant Worlds: Universe
Similarity 53% Distant Worlds is a vast, pausable real-time 4X space strategy game. Experience the full depth and detail of turn-based strategy, but with the simplicity and ease of real-time, and on the scale of a massively-multiplayer online game. Distant Worlds: Universe is a strategy, 4x and space game developed by Code Force and published by Slitherine Ltd.. Released on May 23rd 2014 has received 1,816 reviews of which 1,376 were positive and 440 were negative resulting in a rating of 7.3 out of 10. Thanks to its incredible 92% discount, this game is now the #3 best deal in games like Sins of a Solar Empire II.4. Battlezone: Combat Commander
Similarity 57% Battlezone: Combat Commander remasters FPS-RTS classic Battlezone II with slick new visuals, brand new achievements, Steam Workshop support and much more! The solar system is at war. Take command. Battlezone: Combat Commander is a strategy, action and rts game developed by Big Boat Interactive and published by Rebellion. Released on March 01st 2018 has received 872 reviews of which 784 were positive and 88 were negative resulting in a rating of 8.5 out of 10. Currently offered at a significant 90% discount, this title has earned the #4 position in the best deals for games like Sins of a Solar Empire II.5. I am not a Monster: First Contact
Similarity 57% Retro sci-fi tactical turn-based strategy with an exciting storyline. The Albatross space liner is overrun by lizard-like monsters that can infect humans and turn them into their own kind. Save the passengers and defeat the hostile creatures. I am not a Monster: First Contact is a turn-based tactics, strategy and sci-fi game developed by Cheerdealers and published by Alawar. Released on September 27th 2018 has received 1,255 reviews of which 965 were positive and 290 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 90% discount, this title has earned the #5 position in the best deals for games like Sins of a Solar Empire II.6. Battlezone 98 Redux
Similarity 50% One of the greatest sci-fi strategy games of all time returns with remastered visuals, online multiplayer and near unlimited mod content from Steam Workshop. Experience thrilling first person action and acclaimed RTS in this explosive alternate vision of the 1960s space race. Battlezone 98 Redux is a strategy, action and first-person game developed by Big Boat Interactive and published by Rebellion. Released on April 18th 2016 has received 1,054 reviews of which 966 were positive and 88 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 89% discount, this title has earned the #6 position in the best deals for games like Sins of a Solar Empire II.7. SPACECOM
Similarity 77% SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat. SPACECOM is a rts, strategy and indie game developed by Flow Combine and published by 11 bit studios. Released on September 17th 2014 has received 514 reviews of which 352 were positive and 162 were negative resulting in a rating of 6.6 out of 10. Currently offered at a significant 85% discount, this title has earned the #7 position in the best deals for games like Sins of a Solar Empire II.8. Total War: PHARAOH
Similarity 50% In Total War: PHARAOH, the newest entry in the award-winning grand strategy series, immerse yourself in ancient Egypt at the zenith of its power and experience the dramatic events that threaten its destruction. Total War: PHARAOH is a strategy, rts and grand strategy game developed by Creative Assembly and published by SEGA. Released on October 11th 2023 has received 5,028 reviews of which 3,209 were positive and 1,819 were negative resulting in a rating of 6.3 out of 10. Currently offered at a significant 84% discount, this title has earned the #8 position in the best deals for games like Sins of a Solar Empire II.9. The Valiant
Similarity 50% Embark on a journey of brotherhood and redemption in The Valiant, a squad-based RTS set in 13th Century Europe and the Middle East. Command and level-up your medieval knights as you fight through an epic SP campaign, then take your skills online in both cooperative and competitive MP modes. The Valiant is a strategy, rts and medieval game developed by Kite Games and published by THQ Nordic. Released on October 19th 2022 has received 310 reviews of which 201 were positive and 109 were negative resulting in a rating of 6.2 out of 10. Currently offered at a significant 83% discount, this title has earned the #9 position in the best deals for games like Sins of a Solar Empire II.10. Drone Swarm
Similarity 56% Drone Swarm is a very unique take on tactical games. Control 32,000 drones in quick, fast-paced fights. Combine your swarm abilities and counter constantly evolving attacks of your opponents. Survive varying enemy waves, get upgrades to your swarm, and make it to the next system alive! Drone Swarm is a sci-fi, action and real time tactics game developed by stillalive studios and published by astragon Entertainment. Released on October 20th 2020 has received 318 reviews of which 201 were positive and 117 were negative resulting in a rating of 6.1 out of 10. Currently offered at a significant 83% discount, this title has earned the #10 position in the best deals for games like Sins of a Solar Empire II.Free games like Sins of a Solar Empire II on Steam
Check out this fantastic list of free-to-play games like Sins of a Solar Empire II you can enjoy on Steam right now, updated on April 26th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Sins of a Solar Empire II.