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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Revival: Recolonization
Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.
Breachway
Explore the galaxy in this deckbuilding, sci-fi roguelike where ship upgrades and crew management are key to your survival. Optimize resource generation, engage in intense turn-based battles, and take on ever-growing threats as you seek out The Signal.
ENDLESS™ Space 2
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?
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.
ENDLESS™ Legend
ENDLESS™ Legend is a 4X turn-based fantasy strategy game by the creators of ENDLESS™ Space and Dungeon of the ENDLESS™. Control every aspect of your civilization as you struggle to save your homeworld Auriga. Create your own Legend!
Warhammer 40,000: Gladius - Relics of War
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.
Stars in Shadow
Stars in Shadow is a turn-based 4X strategy game and a vivid tribute to the genre classics. Compete with alien factions to explore and colonize nearby starsystems, build fleets to defend against rivals, negotiate or conquer them. Win by unifying the galaxy, through diplomacy or force.
Xenonauts 2
Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.
Stellar Tactics
A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with over 160,000 star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!
Quasimorph
Take on a role of a hardened PMC fighter in a dark turn-based extraction RPG. Engage in unforgiving combat, manage your ship and pile up the bodies of your clones to unravel the dark mystery behind threat to all life.
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.
The Pegasus Expedition
The Pegasus Expedition is a story-driven sci-fi grand strategy game set in a key moment for humankind’s survival. Facing an overwhelming threat at home, humanity sends expeditions to the Pegasus Galaxy in a desperate attempt to find a refuge for the population of Earth.
I am not a Monster: First Contact
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.
Into the Breach
Control powerful mechs from the future to defeat an alien threat. Each attempt to save the world presents a new randomly generated challenge in this turn-based strategy game.
Making History: The Great War
The Great War is a turn-based grand strategy game based on the epic struggles of the WWI era. Experience the battles of attrition and punishing artillery barrages. Play as any nation of the period as the modern world of industrialized warfare replaces an age of kings with a struggle of ideologies.
ZEPHON
From the developers of Warhammer 40,000: Gladius, ZEPHON is a post-apocalyptic 4X strategy game built on Proxy’s unique tactical combat system. Guide survivors through a turbulent future, navigating unexpected disasters, eldritch horror and cyberpunk monstrosities. What will you do to survive?
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.
Field of Glory: Empires
Field of Glory: Empires is a grand strategy game in which you will have to move in an intricate and living tapestry of nations and tribes, each one with their distinctive culture.
Age of Wonders: Planetfall
Age of Wonders: Planetfall is the new strategy game from Triumph Studios, creators of the critically acclaimed Age of Wonders series, bringing all the exciting tactical turn-based combat and in-depth empire building of its predecessors to space in an all-new, sci-fi setting.
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.
Sins of a Solar Empire®: Rebellion
Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.
Silence of the Siren
A turn-based sci-fi strategy that combines exploration and exciting clashes on the battlefield. Take control over several different species, raise powerful armies for your heroes and destroy your opponents! This HoMM-like is set in a scifi universe, with new mechanics on top of the classic formula.
Unity of Command II
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.
NationWar2:Chronicle
NationWar 2.0 is a big strategy game based on the theme of the Spring and Autumn and Warring States period. There are more than 60 countries to choose from in the game. Map 1: 1 restores the mountainous landscapes and rivers of China.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 April 30th 2025.
1. Stellaris
Similarity 65% 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 182,155 reviews of which 157,931 were positive and 24,224 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 8,932 peak concurrent players over the last day.
8.6
157,931
24,224
8,932
players
2. Wartales
Similarity 51% Wartales is an open world RPG in which you lead a group of mercenaries in their search for wealth across a massive medieval universe. Explore the world, recruit companions, collect bounties and unravel the secrets of the tombs of the ancients! Wartales is a rpg, open world and turn-based strategy game developed and published by Shiro Games. Released on April 12th 2023 has received 28,839 reviews of which 25,953 were positive and 2,886 were negative resulting in a rating of 8.8 out of 10. While seeing 2,074 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.
8.8
25,953
2,886
2,074
players
3. Kerbal Space Program
Similarity 52% In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics. Kerbal Space Program is a space, simulation and sandbox game developed by Squad and published by Private Division. Released on April 27th 2015 has received 126,522 reviews of which 120,440 were positive and 6,082 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 1,958 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.
9.4
120,440
6,082
1,958
players
4. 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 31,396 reviews of which 26,290 were positive and 5,106 were negative resulting in a rating of 8.2 out of 10. With 1,394 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Interstellar Space: Genesis.
8.2
26,290
5,106
1,394
players
5. Sid Meier's Civilization® III Complete
Similarity 57% 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 7,170 reviews of which 6,430 were positive and 740 were negative resulting in a rating of 8.7 out of 10. With 1,316 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Interstellar Space: Genesis.
8.7
6,430
740
1,316
players
6. Warhammer 40,000: Gladius - Relics of War
Similarity 67% 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 14,238 reviews of which 11,571 were positive and 2,667 were negative resulting in a rating of 8.0 out of 10. With 495 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Interstellar Space: Genesis.
8.0
11,571
2,667
495
players
7. Old World
Similarity 52% 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 4,541 reviews of which 3,726 were positive and 815 were negative resulting in a rating of 8.0 out of 10. With 480 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Interstellar Space: Genesis.
8.0
3,726
815
480
players
8. Panzer Corps 2
Similarity 50% Panzer Corps 2 is the ultimate Second World War strategy game! Enjoy the time-proven gameplay formula which has been appreciated by millions of players over the years, brought to a whole new level of refinement up to the latest technical standards. Panzer Corps 2 is a strategy, world war ii and turn-based strategy game developed by Flashback Games and published by Slitherine Ltd.. Released on March 19th 2020 has received 3,736 reviews of which 3,156 were positive and 580 were negative resulting in a rating of 8.2 out of 10. With 429 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Interstellar Space: Genesis.
8.2
3,156
580
429
players
9. ENDLESS™ Space 2
Similarity 72% 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 22,121 reviews of which 18,469 were positive and 3,652 were negative resulting in a rating of 8.2 out of 10. With 414 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Interstellar Space: Genesis.
8.2
18,469
3,652
414
players
10. Quasimorph
Similarity 65% Take on a role of a hardened PMC fighter in a dark turn-based extraction RPG. Engage in unforgiving combat, manage your ship and pile up the bodies of your clones to unravel the dark mystery behind threat to all life. Quasimorph is a early access, extraction shooter and simulation game developed by Magnum Scriptum and published by HypeTrain Digital. Released on October 02nd 2023 has received 4,145 reviews of which 3,407 were positive and 738 were negative resulting in a rating of 8.0 out of 10. With 347 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Interstellar Space: Genesis.
8.0
3,407
738
347
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 April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Interstellar Space: Genesis.
1. Warhammer 40,000: Gladius - Relics of War
Similarity 67% 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 14,238 reviews of which 11,571 were positive and 2,667 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 Interstellar Space: Genesis.
8.0
11,571
2,667
-95%
42.80€
2.14€
2. Old World
Similarity 52% 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 4,541 reviews of which 3,726 were positive and 815 were negative resulting in a rating of 8.0 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in games like Interstellar Space: Genesis.
8.0
3,726
815
-95%
39.80€
1.99€
3. Oriental Empires
Similarity 51% Turn based 4X strategy game, recreating the civilizations of ancient China. Develop your land, build great cities, raise huge armies and fight epic battles, with hundreds of soldiers fighting right on the game map. Advance your technologies, culture and religion to create one of mankind’s biggest empires. Oriental Empires is a strategy, simulation and indie game developed by Shining Pixel Studios and published by Iceberg Interactive. Released on September 14th 2017 has received 2,930 reviews of which 2,355 were positive and 575 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Interstellar Space: Genesis.
7.8
2,355
575
-95%
30.00€
1.50€
4. Mordheim: City of the Damned
Similarity 51% Mordheim: City of the Damned is the first video game adaptation of Games Workshop's cult classic tabletop game Mordheim. Set in the Warhammer World's decimated Empire city, Mordheim: City of the Damned is a turn-based tactical game where you lead warbands into bloody and lethal skirmishes. Mordheim: City of the Damned is a tactical, games workshop and rpg game developed by Rogue Factor and published by Nacon. Released on November 19th 2015 has received 8,014 reviews of which 5,634 were positive and 2,380 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 95% discount, this title has earned the #4 position in the best deals for games like Interstellar Space: Genesis.
6.9
5,634
2,380
-95%
20.00€
1.00€
5. Star Renegades
Similarity 50% Star Renegades is a dimension spanning rogue-lite strategy RPG. Outsmart uniquely generated adversaries, forge bonds between heroes and end the cycle! Star Renegades is a rogue-like, pixel graphics and turn-based game developed by Massive Damage and Inc. and published by Raw Fury. Released on September 08th 2020 has received 2,823 reviews of which 2,347 were positive and 476 were negative resulting in a rating of 8.0 out of 10. Currently offered at a significant 92% discount, this title has earned the #5 position in the best deals for games like Interstellar Space: Genesis.
8.0
2,347
476
-92%
24.75€
1.98€
6. Distant Worlds: Universe
Similarity 59% 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. Currently offered at a significant 92% discount, this title has earned the #6 position in the best deals for games like Interstellar Space: Genesis.
7.3
1,376
440
-92%
28.00€
2.24€
7. Rogue State Revolution
Similarity 51% Greetings your Excellency. Time to rebuild, reform and prepare for new challenges in the People's Republic of Basenji. In this thrilling political strategy, you will appoint ministers and lead the country to success. Be careful — you may find yourself replaced in the next election. Rogue State Revolution is a sandbox, atmospheric and turn-based strategy game developed by LRDGames and Inc. and published by Modern Wolf. Released on March 18th 2021 has received 495 reviews of which 382 were positive and 113 were negative resulting in a rating of 7.3 out of 10. Currently offered at a significant 92% discount, this title has earned the #7 position in the best deals for games like Interstellar Space: Genesis.
7.3
382
113
-92%
12.50€
1.00€
8. Unity of Command II
Similarity 56% 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 1,876 reviews of which 1,515 were positive and 361 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 91% discount, this title has earned the #8 position in the best deals for games like Interstellar Space: Genesis.
7.8
1,515
361
-91%
29.78€
2.68€
9. Revival: Recolonization
Similarity 75% Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience. Revival: Recolonization is a 4x, grand strategy and turn-based strategy game developed and published by HeroCraft PC. Released on April 11th 2024 has received 398 reviews of which 288 were positive and 110 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 91% discount, this title has earned the #9 position in the best deals for games like Interstellar Space: Genesis.
6.9
288
110
-91%
27.67€
2.49€
10. Warhammer 40,000: Battlesector
Similarity 60% 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. Warhammer 40,000: Battlesector is a strategy, warhammer 40k and turn-based tactics game developed and published by Slitherine Ltd.. Released on July 22nd 2021 has received 5,471 reviews of which 4,826 were positive and 645 were negative resulting in a rating of 8.5 out of 10. Currently offered at a significant 90% discount, this title has earned the #10 position in the best deals for games like Interstellar Space: Genesis.
8.5
4,826
645
-90%
42.00€
4.20€
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 April 30th 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. Pixel Starships
Similarity 54% 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 2,699 reviews of which 1,985 were positive and 714 were negative resulting in a rating of 7.1 out of 10. With 138 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Interstellar Space: Genesis.
7.1
1,985
714
138
players
2. Star Realms
Similarity 54% Star Realms is a hugely popular space combat deckbuilding game. Download and play today (note: base set is required to play online) to find out why Star Realms is the winner of SXSW 2014 Board Game of the Year, 7 Golden Geek Awards from BoardGameGeek, and 2 Dice Tower awards! Star Realms is a deckbuilding, strategy and card battler game developed and published by Wise Wizard Games and LLC. Released on March 08th 2016 has received 2,048 reviews of which 1,775 were positive and 273 were negative resulting in a rating of 8.3 out of 10. The game currently holds the #2 spot among the most played free games like Interstellar Space: Genesis.
8.3
1,775
273
65
players
3. Prismata
Similarity 55% 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 1,185 reviews of which 968 were positive and 217 were negative resulting in a rating of 7.8 out of 10. The game currently holds the #3 spot among the most played free games like Interstellar Space: Genesis.
7.8
968
217
12
players
4. Demise of Nations
Similarity 54% 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 522 reviews of which 422 were positive and 100 were negative resulting in a rating of 7.6 out of 10. The game currently holds the #4 spot among the most played free games like Interstellar Space: Genesis.
7.6
422
100
4
players
5. Sunrider: Mask of Arcadius
Similarity 54% As Captain Kayto Shields, embark on a galactic voyage of heroism and survival. With his home world destroyed and his nation conquered, the inexperienced Captain Shields, and his newly minted vessel, the Sunrider, are left as the only hope against a galactic evil intent on subjugating all sentient life. Sunrider: Mask of Arcadius is a anime, visual novel and free to play game developed by Love in Space and published by Sekai Project. Released on July 09th 2014 has received 2,782 reviews of which 2,572 were positive and 210 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #5 spot among the most played free games like Interstellar Space: Genesis.
8.9
2,572
210
2
players
6. 中华三国志 the Three Kingdoms of China
Similarity 50% Three Kingdoms of China is a free, open-source single-machine strategy three-country game developed by the domestic folk team. The game does not have any commercial nature, hoping to create a dream of Three Kingdoms for the fans of the three kingdoms. 中华三国志 the Three Kingdoms of China is a free to play, indie and strategy game developed and published by 中三之家. Released on March 30th 2019 has received 1,343 reviews of which 1,155 were positive and 188 were negative resulting in a rating of 8.2 out of 10. The game currently holds the #6 spot among the most played free games like Interstellar Space: Genesis.
8.2
1,155
188
2
players