Games like Interstellar Space: Genesis on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Interstellar Space: Genesis are available at the bottom of the page.
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Attack of the Earthlings
Take on Galactoil, a comically dysfunctional intergalactic energy corporation, and its larger-than-life employees in a tactical-stealth game that fuses satisfying strategic gameplay and dark comedy in a quirky single-player story.
Sid Meier's Alpha Centauri™ Planetary Pack
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Eador. Masters of the Broken World
Eador is a universe made of countless shards of land drifting in the Great Nothing. Each of the shards is a little world unto itself, with geography and denizens of its own. The power over the shards is bitterly contested by Masters, the immortal beings mortals believe to be gods.
Aeon Command
Aeon Command is a tug of war strategy game, where you play as one of three unique factions to help gain dominance over the Aeon Nebula! Take control of your mother ship to gather resources, produce ships and fight off the enemy mother ship. Grow stronger as you progress through the 24 mission campaign and unlock new upgrades.
Space Run Galaxy
Space Run Galaxy is the sequel to Space Run, the game from one-man studio Passtech, which seduced hundreds of thousands of players with its dynamic and original gameplay. By twisting the tower-defense game style, Space Run offered an addictive real-time spaceship construction strategy experience.
Sins of a Solar Empire II
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.
FTL: Faster Than Light
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.
Sid Meier's Civilization IV: Colonization
Sid Meier's Civilization IV: Colonization is the third offering in the award winning Civilization IV series. A re-imagining of the classic Colonization game Sid Meier created in 1994, Sid Meier's Civilization IV: Colonization is a total conversion of the Civilization IV engine into a game experience in which players will lead a European...
Sid Meier's Civilization® IV
With over 6 million units sold and unprecedented critical acclaim from fans and press around the world, Sid Meier's Civilization is recognized as one of the greatest PC game franchises of all-time. Now, Sid Meier and Firaxis Games will take this incredibly fun and addictive game to new heights by adding new ways to play and win, new...
Weird Worlds: Return to Infinite Space
Weird Worlds: Return to Infinite Space is a hybrid roguelike game of space exploration, adventure and starship combat.
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.
XCOM®: Chimera Squad
XCOM: Chimera Squad delivers an all-new story and turn-based tactical combat experience in the XCOM universe.
Galactic Civilizations® II: Ultimate Edition
Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!
NEBULOUS: Fleet Command
Take command of your hand-tailored fleet of space warships and use realistic radar, electronic warfare, advanced movement controls in 3D space, and precision targeting to outmaneuver and outwit your opponents in a simulation-heavy tactical space game like no other.
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. Players take the seat of the supreme ruler of a small nation, with the goal of reconquering a devastated planet.
Space Pirates and Zombies
Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.
Anomaly: Warzone Earth
Lead an armored squad through the perils of this reversed tower defense action-strategy game!
Afghanistan '11
Afghanistan '11 is the sequel to the highly praised and innovative Vietnam '65. It enhances and builds on it: Afghanistan '11 changes the paradigm of wargaming and manages to bring Counter-Insurgency and guerrilla warfare to your screen, properly represented thanks to a revolutionary gameplay formula!
Dominions 4: Thrones of Ascension
You are a God! You are master and ruler of a loyal nation. You have unimaginable powers at your disposal. You have claimed this world as yours. But there are others who stand in your way. You must defeat and destroy these pretenders. Only then can you ascend to godhood and become the new Pantokrator.
Particle Fleet: Emergence
Build and design your own fleets and stand opposed to the Particulate in this physics/strategy/RTS/fleet hybrid. Build partially destructible and self repairing ships that interact with enemies less controlled by some scripted logic and more driven by a real time massive physics particle simulation.
STAR WARS™ Rebellion
It is a time of great upheaval. The first Death Star has been destroyed, marking a major victory for the Rebellion. But the Empire remains strong. As commander, you must choose to take control of either the Rebel Alliance or the Galactic Empire. Your goal: complete domination of the galaxy.
Most played games like Interstellar Space: Genesis on Steam
Take a look at the top games like Interstellar Space: Genesis that are currently attracting the largest player bases on the Steam platform, as of June 15th 2025.
1. Sid Meier’s Civilization® VI
Similarity 49% Expand your empire, advance your culture and go head-to-head against history’s greatest leaders. Will your civilization stand the test of time? Sid Meier’s Civilization® VI is a strategy, turn-based strategy and multiplayer game developed by Firaxis Games, Aspyr (Mac) and Aspyr (Linux) and published by Aspyr (Mac), Aspyr (Linux) and 2K. Released on October 20th 2016 has received 349,920 reviews of which 304,053 were positive and 45,867 were negative resulting in a rating of 8.6 out of 10. The game has hit the top spot as the #1 most played game like Interstellar Space: Genesis, thanks to its 25,209 peak concurrent players over the last day.
8.6
304,053
45,867
25,209
players
2. Stellaris
Similarity 69% 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. While seeing 15,712 players online at once in the last 24 hours, this game is currently ranked #2 among games like Interstellar Space: Genesis based on player count.
8.5
159,527
25,906
15,712
players
3. Sid Meier's Civilization® V
Similarity 53% Create, discover, and download new player-created maps, scenarios, interfaces, and more! Sid Meier's Civilization® V is a turn-based strategy, strategy and turn-based game developed by Firaxis Games, Aspyr (Mac) and Aspyr (Linux) and published by Aspyr (Mac), Aspyr (Linux) and 2K. Released on September 23rd 2010 has received 204,265 reviews of which 195,724 were positive and 8,541 were negative resulting in an impressive rating of 9.5 out of 10. While seeing 14,891 players online at once in the last 24 hours, this game is currently ranked #3 among games like Interstellar Space: Genesis based on player count.
9.5
195,724
8,541
14,891
players
4. STAR WARS™ Empire at War - Gold Pack
Similarity 49% 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. With 3,114 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Interstellar Space: Genesis.
9.6
38,503
932
3,114
players
5. Civilization IV: Beyond the Sword
Similarity 62% Sid Meier's Civilization IV®: Beyond the Sword is the second expansion pack for Civilization IV - the 2005 PC Game of the Year that has become a worldwide hit. Civilization IV: Beyond the Sword is a strategy, turn-based strategy and 4x game developed by Firaxis Games and published by 2K. Released on July 24th 2007 has received 4,592 reviews of which 4,423 were positive and 169 were negative resulting in an impressive rating of 9.3 out of 10. With 1,720 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Interstellar Space: Genesis.
9.3
4,423
169
1,720
players
6. Sid Meier's Civilization® III Complete
Similarity 55% Sid Meier's Civilization III: Complete, the latest offering in the Sid Meier's Civilization III franchise, provides gaming fans with Sid Meier's Civilization III, the highly-addictive journey of discovery. Sid Meier's Civilization® III Complete is a strategy, turn-based strategy and turn-based game developed by Firaxis Games and published by 2K. Released on October 25th 2006 has received 7,231 reviews of which 6,485 were positive and 746 were negative resulting in a rating of 8.7 out of 10. With 1,672 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Interstellar Space: Genesis.
8.7
6,485
746
1,672
players
7. BATTLETECH
Similarity 53% 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 31,563 reviews of which 26,438 were positive and 5,125 were negative resulting in a rating of 8.2 out of 10. With 1,614 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Interstellar Space: Genesis.
8.2
26,438
5,125
1,614
players
8. FTL: Faster Than Light
Similarity 60% 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. With 1,408 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Interstellar Space: Genesis.
9.4
71,561
3,491
1,408
players
9. Warhammer 40,000: Gladius - Relics of War
Similarity 63% 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 14,975 reviews of which 12,195 were positive and 2,780 were negative resulting in a rating of 8.0 out of 10. With 1,368 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Interstellar Space: Genesis.
8.0
12,195
2,780
1,368
players
10. Sins of a Solar Empire II
Similarity 60% 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 834 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Interstellar Space: Genesis.
8.3
5,949
997
834
players
Best deals on games like Interstellar Space: Genesis on Steam
Discover fantastic savings with the best discounts on a variety of games like Interstellar Space: Genesis available on Steam right now, updated on June 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Interstellar Space: Genesis.
1. Fell Seal: Arbiter's Mark
Similarity 55% Fell Seal: Arbiter's Mark is a turn-based tactical RPG with a focus on storytelling and strategic battles. Unfold a mature story as you progress through hand-crafted scenarios, controlling your own group of Arbiters, with each character customizable from a wide selection of classes and abilities! Fell Seal: Arbiter's Mark is a rpg, strategy and turn-based tactics game developed by 6 Eyes Studio and published by Fulqrum Publishing. Released on April 30th 2019 has received 5,987 reviews of which 5,281 were positive and 706 were negative resulting in a rating of 8.5 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for games like Interstellar Space: Genesis.
8.5
5,281
706
-99%
29.99€
0.50€
2. Iratus: Lord of the Dead
Similarity 45% Iratus: Lord of the Dead is a turn-based tactical roguelike RPG set in a dark fantasy universe. Lead an army of undead to help an angry necromancer in his quest to reach the surface world and bring death to the mortal realms! Iratus: Lord of the Dead is a rpg, strategy and indie game developed by Unfrozen and published by Daedalic Entertainment. Released on April 23rd 2020 has received 7,810 reviews of which 6,694 were positive and 1,116 were negative resulting in a rating of 8.3 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like Interstellar Space: Genesis.
8.3
6,694
1,116
-99%
29.99€
0.59€
3. EarthX
Similarity 49% 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. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like Interstellar Space: Genesis.
8.3
769
106
-99%
19.99€
0.29€
4. Battlestar Galactica Deadlock
Similarity 71% 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 99% discount, this title has earned the #4 position in the best deals for games like Interstellar Space: Genesis.
8.1
2,906
554
-99%
38.99€
0.48€
5. Old World
Similarity 50% Old World is a revolutionary new historical strategy game where you lead your dynasty over generations of rule against rival kings and queens. Wage massive wars, manage your court, and build a dynasty — or watch your empire crumble to dust. What legacy will you leave behind? Old World is a strategy, simulation and 4x game developed by Mohawk Games and published by Hooded Horse. Released on May 18th 2022 has received 4,673 reviews of which 3,841 were positive and 832 were negative resulting in a rating of 8.0 out of 10. Currently offered at a significant 99% discount, this title has earned the #5 position in the best deals for games like Interstellar Space: Genesis.
8.0
3,841
832
-99%
39.99€
0.48€
6. Age of Wonders III
Similarity 48% Age of Wonders III is the long anticipated sequel to the award-winning strategy series. Delivering a unique mix of Empire Building, Role Playing and Warfare, Age of Wonders III offers the ultimate in turn-based fantasy strategy for veterans of the series and new players alike! Age of Wonders III is a strategy, turn-based strategy and fantasy game developed by Triumph Studios and published by Paradox Interactive. Released on March 31st 2014 has received 12,578 reviews of which 10,093 were positive and 2,485 were negative resulting in a rating of 7.9 out of 10. Currently offered at a significant 99% discount, this title has earned the #6 position in the best deals for games like Interstellar Space: Genesis.
7.9
10,093
2,485
-99%
29.99€
0.42€
7. Homeworld: Deserts of Kharak
Similarity 45% 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. Currently offered at a significant 99% discount, this title has earned the #7 position in the best deals for games like Interstellar Space: Genesis.
7.8
6,789
1,730
-99%
45.99€
0.88€
8. Unity of Command II
Similarity 49% Unity of Command II is the sequel to one of the most critically acclaimed strategy games of all time; a game critics called 'the perfect gateway' into computer war games. Unity of Command II is a strategy, world war ii and simulation game developed by 2x2 Games and Croteam and published by 2x2 Games. Released on November 12th 2019 has received 1,896 reviews of which 1,529 were positive and 367 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 99% discount, this title has earned the #8 position in the best deals for games like Interstellar Space: Genesis.
7.8
1,529
367
-99%
28.99€
0.55€
9. Aven Colony
Similarity 49% 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 #9 position in the best deals for games like Interstellar Space: Genesis.
7.1
1,921
717
-99%
29.99€
0.47€
10. Distant Worlds 2
Similarity 64% 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 #10 position in the best deals for games like Interstellar Space: Genesis.
6.9
2,304
933
-99%
48.99€
0.35€
Free games like Interstellar Space: Genesis on Steam
Check out this fantastic list of free-to-play games like Interstellar Space: Genesis you can enjoy on Steam right now, updated on June 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Interstellar Space: Genesis.
1. Star Trek Timelines
Similarity 44% 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 171 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Interstellar Space: Genesis.
6.4
938
492
171
players
2. Battle for Wesnoth
Similarity 48% The Battle for Wesnoth is an open source, turn-based strategy game with a high fantasy theme. Explore the four corners of Irdya in seventeen solo campaigns and dozens of multiplayer maps, taking part in countless adventures as you go. Battle for Wesnoth is a free to play, strategy and turn-based strategy game developed by The Battle for Wesnoth Project and published by Wesnoth Inc.. Released on May 01st 2018 has received 5,356 reviews of which 5,041 were positive and 315 were negative resulting in an impressive rating of 9.1 out of 10. Thanks to its free to play tag and a daily player base of 169, this game has secured the #2 spot in the ranking of free games like Interstellar Space: Genesis.
9.1
5,041
315
169
players
3. Pixel Starships
Similarity 52% 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 125, this game has secured the #3 spot in the ranking of free games like Interstellar Space: Genesis.
7.1
2,008
724
125
players
4. Rogue Agent
Similarity 50% Rogue Agent is a turn-based strategy game, fast-paced, that pits the player against the computer on a secret service thriller around the world. Rogue Agent is a free to play, strategy and casual game developed by Jorge Aires and published by . Released on April 29th 2018 has received 409 reviews of which 345 were positive and 64 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #4 spot among the most played free games like Interstellar Space: Genesis.
7.9
345
64
42
players
5. Age of Conquest IV
Similarity 47% Age of Conquest is a turn-based grand strategy wargame. Age of Conquest IV is a free to play, strategy and turn-based strategy game developed and published by Noble Master LLC. Released on April 05th 2016 has received 2,748 reviews of which 2,242 were positive and 506 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #5 spot among the most played free games like Interstellar Space: Genesis.
7.9
2,242
506
20
players
6. Demise of Nations
Similarity 65% 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 #6 spot among the most played free games like Interstellar Space: Genesis.
7.6
423
100
8
players
7. Istrolid
Similarity 46% 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 #7 spot among the most played free games like Interstellar Space: Genesis.
8.4
2,325
337
7
players
8. Clatter
Similarity 69% Create and command your own customizable squads of fighting robots in this turn-based, arena tactics game. Clatter is a strategy, indie and turn-based game developed and published by Facepunch Studios. Released on December 10th 2018 has received 1,146 reviews of which 948 were positive and 198 were negative resulting in a rating of 7.9 out of 10. The game currently holds the #8 spot among the most played free games like Interstellar Space: Genesis.
7.9
948
198
4
players
9. Red Planet Farming
Similarity 63% Become the first Agricultural Director of Mars in Red Planet Farming! This casual strategy game tasks players with producing enough food to feed a growing population of settlers on the red planet. Red Planet Farming is a strategy, indie and sci-fi game developed by Nina Demirjian, Sean Park and Sean Porio and published by Nina Demirjian. Released on May 25th 2020 has received 832 reviews of which 800 were positive and 32 were negative resulting in an impressive rating of 9.0 out of 10. The game currently holds the #9 spot among the most played free games like Interstellar Space: Genesis.
9.0
800
32
3
players
10. 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 #10 spot among the most played free games like Interstellar Space: Genesis.
7.8
970
217
3
players