Games like X4: Foundations on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like X4: Foundations are available at the bottom of the page.
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Settlements Rising
Settlements Rising is a medieval city building and colony management game. It offers a lively colony experience with simulated villagers, dozens of professions and resources, natural disasters, and raids, while providing full control over the colony through trade, production chains and datas.
Juno: New Origins
Bring to life anything you can imagine from rockets and airplanes to cars and more. Automate them with a visual programming language. Explore 3D planets and make your own. Share your creations online. Complete contracts, conquer milestones, and unlock technology in the newly added Career Mode.
Star Shelter
Star shelter is a space survival game built from the ground up for VR. You are stranded in space, you must climb around in Zero-G, explore, scavenge, craft, hack and fight to survive. You have to build, arm and upgrade your own space station in order to escape the cosmic graveyard.
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!
No Man's Sky
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
StarMade
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
Kerbal Space Program
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.
Storage Hustle
Storage Hustle is a Simulation RPG where you go into storage auctions to buy different mysterious storages. Discover and sell many items, join Yard Sales and haggle your way for profit!
Hardspace: Shipbreaker
Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!
SPACERIFT: Arcanum System
At the sunset of human life on planet Earth, you are a military pilot controlling a space ship, and you find yourself at the very epicenter of the battle in the solar system. You are forced to retreat into the unknown, distant Arcanum system through hyper-jumping.
Definitely Not Fried Chicken
Definitely Not Fried Chicken is a business management sim with a Twist! Grow your drugs trade through legitimate fronts by managing both sides of the business. Acquire new "businesses", meet new clientele, Develop more potent narcotics, make lots of money and leave a city in ruin!
King of Retail
The store is your kingdom! Expand your humble boutique into a thriving business: hire the right staff, decorate your displays, and lure in customers. Even your wildest ideas can turn a profit. Why not start a business that sells only white T-shirts and ketchup? PCs and beans? Your rule, your rules!
Project AURA
Project Aura is a micro management game where you lead a Colony of Climate Disaster Survivors. You have been assigned the mission to build an habitat capable of survival in this new unknown world.Most played games like X4: Foundations on Steam
Take a look at the top games like X4: Foundations that are currently attracting the largest player bases on the Steam platform, as of April 17th 2025.
1. No Man's Sky
Similarity 51% No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe. No Man's Sky is a open world, open world survival craft and space game developed and published by Hello Games. Released on August 12th 2016 has received 349,909 reviews of which 290,482 were positive and 59,427 were negative resulting in a rating of 8.2 out of 10. The game has hit the top spot as the #1 most played game like X4: Foundations, thanks to its 7,766 peak concurrent players over the last day.
8.2
290,482
59,427
7,766
players
2. Elite Dangerous
Similarity 60% Take control of your own starship in a cutthroat galaxy. Elite Dangerous is the definitive massively multiplayer space epic. Elite Dangerous is a space sim, space and open world game developed and published by Frontier Developments. Released on April 02nd 2015 has received 98,919 reviews of which 76,509 were positive and 22,410 were negative resulting in a rating of 7.7 out of 10. While seeing 6,081 players online at once in the last 24 hours, this game is currently ranked #2 among games like X4: Foundations based on player count.
7.7
76,509
22,410
6,081
players
3. Oxygen Not Included
Similarity 58% Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive. Oxygen Not Included is a colony sim, base-building and survival game developed and published by Klei Entertainment. Released on July 30th 2019 has received 127,145 reviews of which 123,019 were positive and 4,126 were negative resulting in an impressive rating of 9.5 out of 10. While seeing 4,669 players online at once in the last 24 hours, this game is currently ranked #3 among games like X4: Foundations based on player count.
9.5
123,019
4,126
4,669
players
4. Kerbal Space Program
Similarity 51% 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 126,215 reviews of which 120,127 were positive and 6,088 were negative resulting in an impressive rating of 9.4 out of 10. With 2,307 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like X4: Foundations.
9.4
120,127
6,088
2,307
players
5. Dyson Sphere Program
Similarity 56% Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire. Dyson Sphere Program is a automation, space and base-building game developed by Youthcat Studio and published by Gamera Games. Released on January 20th 2021 has received 84,564 reviews of which 82,585 were positive and 1,979 were negative resulting in an impressive rating of 9.6 out of 10. With 1,932 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like X4: Foundations.
9.6
82,585
1,979
1,932
players
6. Empyrion - Galactic Survival
Similarity 51% 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 33,097 reviews of which 26,084 were positive and 7,013 were negative resulting in a rating of 7.8 out of 10. With 1,435 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like X4: Foundations.
7.8
26,084
7,013
1,435
players
7. Space Haven
Similarity 58% Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation. Space Haven is a base-building, space and colony sim game developed and published by Bugbyte Ltd.. Released on May 21st 2020 has received 8,818 reviews of which 7,615 were positive and 1,203 were negative resulting in a rating of 8.4 out of 10. With 778 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like X4: Foundations.
8.4
7,615
1,203
778
players
8. Avorion
Similarity 72% A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy. Avorion is a exploration, sandbox and space sim game developed and published by Boxelware. Released on March 09th 2020 has received 13,503 reviews of which 12,192 were positive and 1,311 were negative resulting in a rating of 8.8 out of 10. With 684 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like X4: Foundations.
8.8
12,192
1,311
684
players
9. Surviving Mars
Similarity 52% There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you. Surviving Mars is a colony sim, city builder and strategy game developed by Haemimont Games and Abstraction and published by Paradox Interactive. Released on March 15th 2018 has received 26,404 reviews of which 22,330 were positive and 4,074 were negative resulting in a rating of 8.3 out of 10. With 533 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like X4: Foundations.
8.3
22,330
4,074
533
players
10. Hardspace: Shipbreaker
Similarity 50% Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp! Hardspace: Shipbreaker is a space, sci-fi and simulation game developed by Blackbird Interactive and published by Focus Entertainment. Released on May 24th 2022 has received 20,217 reviews of which 18,089 were positive and 2,128 were negative resulting in a rating of 8.8 out of 10. With 301 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like X4: Foundations.
8.8
18,089
2,128
301
players
Best deals on games like X4: Foundations on Steam
Discover fantastic savings with the best discounts on a variety of games like X4: Foundations available on Steam right now, updated on April 17th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like X4: Foundations.
1. InfraSpace
Similarity 53% Create an extrasolar efficiency utopia from scratch! In this sci-fi city builder you need to start mining operations, plan production, and lay down transportation routes to ensure a smooth supply chain. InfraSpace is a city builder, automation and transportation game developed and published by Dionic Software. Released on September 22nd 2023 has received 1,611 reviews of which 1,297 were positive and 314 were negative resulting in a rating of 7.7 out of 10. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like X4: Foundations.
7.7
1,297
314
-95%
20.00€
1.00€
2. Juno: New Origins
Similarity 51% Bring to life anything you can imagine from rockets and airplanes to cars and more. Automate them with a visual programming language. Explore 3D planets and make your own. Share your creations online. Complete contracts, conquer milestones, and unlock technology in the newly added Career Mode. Juno: New Origins is a building, science and space sim game developed and published by Jundroo and LLC. Released on January 26th 2023 has received 3,066 reviews of which 2,762 were positive and 304 were negative resulting in a rating of 8.7 out of 10. Thanks to its incredible 93% discount, this game is now the #2 best deal in games like X4: Foundations.
8.7
2,762
304
-93%
18.43€
1.29€
3. Hardspace: Shipbreaker
Similarity 50% Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp! Hardspace: Shipbreaker is a space, sci-fi and simulation game developed by Blackbird Interactive and published by Focus Entertainment. Released on May 24th 2022 has received 20,217 reviews of which 18,089 were positive and 2,128 were negative resulting in a rating of 8.8 out of 10. Thanks to its incredible 89% discount, this game is now the #3 best deal in games like X4: Foundations.
8.8
18,089
2,128
-89%
36.18€
3.98€
4. X3: Reunion
Similarity 72% 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. X3: Reunion is a space, simulation and strategy game developed and published by Egosoft. Released on July 21st 2006 has received 683 reviews of which 492 were positive and 191 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 85% discount, this title has earned the #4 position in the best deals for games like X4: Foundations.
6.9
492
191
-85%
9.73€
1.46€
5. Elite Dangerous
Similarity 60% Take control of your own starship in a cutthroat galaxy. Elite Dangerous is the definitive massively multiplayer space epic. Elite Dangerous is a space sim, space and open world game developed and published by Frontier Developments. Released on April 02nd 2015 has received 98,919 reviews of which 76,509 were positive and 22,410 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 79% discount, this title has earned the #5 position in the best deals for games like X4: Foundations.
7.7
76,509
22,410
-79%
19.86€
4.17€
6. Interstellar Rift
Similarity 58% Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy! Interstellar Rift is a space sim, building and open world game developed by Split Polygon and published by Iceberg Interactive. Released on September 24th 2020 has received 1,615 reviews of which 1,120 were positive and 495 were negative resulting in a rating of 6.7 out of 10. Currently offered at a significant 77% discount, this title has earned the #6 position in the best deals for games like X4: Foundations.
6.7
1,120
495
-77%
19.52€
4.49€
7. Elite Dangerous
Similarity 60% Take control of your own starship in a cutthroat galaxy. Elite Dangerous is the definitive massively multiplayer space epic. Elite Dangerous is a game developed and published by . Released on April 02nd 2015 has received 98,919 reviews of which 76,509 were positive and 22,410 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 79% discount, this title has earned the #7 position in the best deals for games like X4: Foundations.
7.7
76,509
22,410
-79%
19.86€
4.17€
8. Definitely Not Fried Chicken
Similarity 50% Definitely Not Fried Chicken is a business management sim with a Twist! Grow your drugs trade through legitimate fronts by managing both sides of the business. Acquire new "businesses", meet new clientele, Develop more potent narcotics, make lots of money and leave a city in ruin! Definitely Not Fried Chicken is a management, simulation and crime game developed by Dope Games and published by Silver Lining Interactive. Released on September 29th 2023 has received 1,979 reviews of which 1,472 were positive and 507 were negative resulting in a rating of 7.2 out of 10. Currently offered at a significant 75% discount, this title has earned the #8 position in the best deals for games like X4: Foundations.
7.2
1,472
507
-75%
21.32€
5.33€
9. No Man's Sky
Similarity 51% No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe. No Man's Sky is a open world, open world survival craft and space game developed and published by Hello Games. Released on August 12th 2016 has received 349,909 reviews of which 290,482 were positive and 59,427 were negative resulting in a rating of 8.2 out of 10. Currently offered at a significant 71% discount, this title has earned the #9 position in the best deals for games like X4: Foundations.
8.2
290,482
59,427
-71%
58.31€
16.91€
10. Airport CEO
Similarity 54% Build and manage an international airport! Airport CEO is a flight, resource management and moddable game developed and published by Apog Labs. Released on March 04th 2021 has received 7,595 reviews of which 6,361 were positive and 1,234 were negative resulting in a rating of 8.2 out of 10. Currently offered at a significant 71% discount, this title has earned the #10 position in the best deals for games like X4: Foundations.
8.2
6,361
1,234
-71%
24.69€
7.16€
Free games like X4: Foundations on Steam
Check out this fantastic list of free-to-play games like X4: Foundations you can enjoy on Steam right now, updated on April 17th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like X4: Foundations.
1. Endless Sky
Similarity 65% Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters. Endless Sky is a space, free to play and open world game developed and published by Michael Zahniser. Released on October 30th 2015 has received 6,579 reviews of which 6,074 were positive and 505 were negative resulting in a rating of 8.9 out of 10. With 106 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like X4: Foundations.
8.9
6,074
505
106
players
2. Prosperous Universe
Similarity 59% In Prosperous Universe start your galactic empire by trading on the real-time market exchange with other real players. Build your 1st base from humble beginnings & watch as your business flourishes with complex supply chain strategies. Economics, politics & realism fuel this immersive business MMO. Prosperous Universe is a early access, economy and resource management game developed and published by simulogics. Released on April 20th 2022 has received 883 reviews of which 665 were positive and 218 were negative resulting in a rating of 7.2 out of 10. The game currently holds the #2 spot among the most played free games like X4: Foundations.
7.2
665
218
26
players