Games like X: Beyond the Frontier on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like X: Beyond the Frontier are available at the bottom of the page.

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Reus In Reus, you control powerful giants to shape the planet to your will. You can create mountains, oceans, forests and more. Enrich your planet with plants, minerals and animal life. There is only one thing on the planet that you do not control: mankind, with all their virtues and and all their vices.

Similarity 48%
Price -75% 2.57€
Rating 7.6
Release 16 May 2013
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.

Similarity 48%
Price -89% 1.19€
Rating 8.7
Release 15 Aug 2011
Townsmen - A Kingdom Rebuilt Townsmen – A Kingdom Rebuilt hands the crown to you: Guide your people from their first steps in a small village to a massive medieval metropolis with thousands of inhabitants.

Similarity 48%
Price -94% 1.26€
Rating 6.7
Release 26 Feb 2019
Shop Tycoon: Prepare your wallet Shop Tycoon is a store simulator. Create a supermarket, sex shop, games store or a store with good Polish vodka. Place your logo, hire employees, expand your car fleet, build offices and parking lots, create a chain of stores and more!

Similarity 48%
Price -82% 1.07€
Rating 7.3
Release 25 Aug 2021
911 Operator Game about the difficult work of people that manage emergency lines and services. Answer incoming calls and react properly - give first aid instructions, advise, dispatch correct number of firemen / police / ambulances, or sometimes - just ignore the call. Play on ANY CITY in the world!

Similarity 48%
Price -96% 0.74€
Rating 8.7
Release 24 Feb 2017
Fire Commander See what it means to face the fire. Command a firefighting unit in an exciting tactical RTS. Save lives, manage your water supplies and care for your team in 30+ missions. Be a real hero!

Similarity 48%
Price -60% 5.12€
Rating 6.4
Release 27 Jul 2022
The Executive - Movie Industry Tycoon Shape the history of the Hollywood movie industry in this sandbox business simulation game. Create the movies you've always wanted to see, hire the best team, research cutting-edge technologies, and dominate the Box Office. Can you rise from a small studio to a Hollywood giant?

Similarity 48%
Price -35% 9.74€
Rating 7.7
Release 11 Feb 2025
Mad Games Tycoon Form your own game studio set in the early 1980s in a small garage. Develop your own game ideas, create a team and develop megahit video games. Research new technologies, train your staff and upgrade your office space, going from a lowly garage to a huge building. Expand your business and dominate the world market for video games!

Similarity 48%
Price -86% 2.24€
Rating 8.8
Release 13 Sep 2016
Earth 2140 The year is 2140. After numerous wars and several environmental disasters, only two world powers remain; the United Civilized States (»UCS«), covering the American continent, Western Europe and North Africa, and the Eurasian Dynasty (»ED«) covering the coherent landmasses of Eastern Europe and Asia.

Similarity 48%
Price -97% 0.21€
Rating 6.1
Release 15 Nov 2013
News Tower Develop your newspaper and become New York’s new media mogul! In this tycoon, build and manage your newspaper from printer to toilet. Create your editorial line and lead your journalists through unique 1930's stories and dig out the latest scoops!

Similarity 48%
Price -25% 14.99€
Rating 9.2
Release 13 Feb 2024
Terraforming Mars The taming of the Red Planet has begun! Corporations are competing to transform Mars into a habitable planet by spending vast resources and using innovative technology to raise temperature, create a breathable atmosphere, and make oceans of water.

Similarity 48%
Price -96% 0.81€
Rating 7.0
Release 17 Oct 2018
Game Dev Tycoon In Game Dev Tycoon you replay the history of the gaming industry by starting your own video game development company in the 80s. Create best selling games. Research new technologies and invent new game types. Become the leader of the market and gain worldwide fans.

Similarity 48%
Price -74% 2.48€
Rating 9.3
Release 29 Aug 2013
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.

Similarity 48%
Price -62% 15.29€
Rating 7.8
Release 18 Jul 2023
Uplink Uplink lets you play as a freelance hacker tackling risky contracts for corporations. Break into systems, steal data, sabotage rivals, and upgrade your gear. Support factions or go rogue in this immersive, strategy-driven hacking simulation game where your choices shape the outcome.

Similarity 48%
Price -90% 1.05€
Rating 8.7
Release 23 Aug 2006
8-Bit Invaders! 8-Bit Invaders! is a fast-paced, retro Real-Time Strategy game for the PC. Control the military might of the Galactic Marine Corps or Invade with the devastating power of the Cranioids! Mine, Build, and Fight your way to victory! Conquering the Multiverse was never so easy.

Similarity 48%
Price -86% 2.18€
Rating 7.8
Release 16 Dec 2016
The Invisible Hand Want to get rich, quick? Welcome to FERIOS, where you’ll be empowered to pursue wealth and success as a mid-level stockbroker! Your wildest dreams of wealth can come true… at the cost of everything else.

Similarity 47%
Price -98% 0.33€
Rating 7.7
Release 07 May 2021
Car Trader Simulator Do you know how to profit from trading cars while maintaining a good reputation? Car Trader Simulator lets you play the role of an American car dealer. Your goal is to get rich. How you do it depends entirely on you.

Similarity 47%
Price -59% 4.06€
Rating 6.9
Release 04 Nov 2020
Weedcraft Inc Weedcraft Inc explores the business of producing, breeding and selling weed in America, delving deep into the financial, political and cultural aspects of the country's complex relationship with this troublesome and promising plant.

Similarity 47%
Price -88% 2.35€
Rating 7.7
Release 11 Apr 2019
CivCity: Rome CivCity: Rome, an innovative city builder inspired by the world of Sid Meiers Civilization, and created by a collaboration between Firefly Studios and Firaxis Games, invites players to shift focus from building a multi-city empire and zoom-in on the great cities of the Roman Empire, culminating in Rome itself!

Similarity 47%
Price -98% 0.27€
Rating 7.0
Release 06 Apr 2007
The Guild 3 The Guild 3 is a fascinating trade and life simulation that takes place during the late Middle Ages. Step into the shoes of a citizen, acquire businesses and mansions, produce goods and trade them, start intrigues in politics and society, love, hate, bribe, fight and live through good and bad times!

Similarity 47%
Price -87% 4.15€
Rating 6.1
Release 14 Jun 2022
Coffee Shop Tycoon Manage your own coffee shop and control every detail to make it the most popular one in town! Roast your own beans and create your recipes. Hire and train your staff, manage your economy and marketing, and destroy your competition to become the ultimate legal coffee monopoly in Coffee Shop Tycoon.

Similarity 47%
Price -91% 0.90€
Rating 8.0
Release 19 Dec 2022
Railway Empire 2 Don the coat of a clever entrepreneur, take over a small railway company in the early 1800s and turn your steam engines into the workhorses of the economy. Grow your company into the largest railway company of the continent and outsmart your competitors.

Similarity 46%
Price -74% 13.23€
Rating 7.0
Release 25 May 2023
Mad Games Tycoon 2 Start your own game development studio in 1976. Build your own offices, production facilities and server rooms. Develop the games of your dreams and produce the next next-gen console. Rise from a small garage company to a huge corporation.

Similarity 46%
Price -56% 9.38€
Rating 9.1
Release 31 May 2023
Prehistoric Kingdom Take control of limitless power in Prehistoric Kingdom to build, manage and grow the ultimate zoo for extinct animals.

Similarity 46%
Price -72% 7.21€
Rating 8.4
Release 27 Apr 2022

Most played games like X: Beyond the Frontier on Steam

Take a look at the top games like X: Beyond the Frontier that are currently attracting the largest player bases on the Steam platform, as of June 16th 2025.

1. Stellaris

Similarity 67% Explore a galaxy full of wonders in this sci-fi grand strategy game from Paradox Development Studios. Interact with diverse alien races, discover strange new worlds with unexpected events and expand the reach of your empire. Each new adventure holds almost limitless possibilities. Stellaris is a space, grand strategy and strategy game developed by Paradox Development Studio and published by Paradox Interactive. Released on May 09th 2016 has received 185,433 reviews of which 159,527 were positive and 25,906 were negative resulting in a rating of 8.5 out of 10. The game has hit the top spot as the #1 most played game like X: Beyond the Frontier, thanks to its 13,555 peak concurrent players over the last day.
8.5
159,527
25,906

13,555
players

2. Cities: Skylines

Similarity 46% Cities: Skylines is a modern take on the classic city simulation. The game introduces new game play elements to realize the thrill and hardships of creating and maintaining a real city whilst expanding on some well-established tropes of the city building experience. Cities: Skylines is a city builder, simulation and building game developed by Colossal Order Ltd. and published by Paradox Interactive. Released on March 10th 2015 has received 275,770 reviews of which 256,362 were positive and 19,408 were negative resulting in an impressive rating of 9.2 out of 10. While seeing 6,314 players online at once in the last 24 hours, this game is currently ranked #2 among games like X: Beyond the Frontier based on player count.
9.2
256,362
19,408

6,314
players

3. Elite Dangerous

Similarity 51% 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 100,024 reviews of which 77,388 were positive and 22,636 were negative resulting in a rating of 7.7 out of 10. While seeing 4,593 players online at once in the last 24 hours, this game is currently ranked #3 among games like X: Beyond the Frontier based on player count.
7.7
77,388
22,636

4,593
players

4. Anno 1800

Similarity 54% Anno 1800™ – Lead the Industrial Revolution! Welcome to the dawn of the Industrial Age. The path you choose will define your world. Are you an innovator or an exploiter? A conqueror or a liberator? How the world remembers your name is up to you. Anno 1800 is a city builder, strategy and simulation game developed by Ubisoft Mainz and published by Ubisoft. Released on April 16th 2019 has received 25,091 reviews of which 20,368 were positive and 4,723 were negative resulting in a rating of 8.0 out of 10. With 3,157 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like X: Beyond the Frontier.
8.0
20,368
4,723

3,157
players

5. STAR WARS™ Empire at War - Gold Pack

Similarity 57% 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 2,985 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like X: Beyond the Frontier.
9.6
38,503
932

2,985
players

6. Supermarket Simulator

Similarity 45% Run your own supermarket. Stock shelves, set prices as you'd like, take payments, hire staff, expand, deal with shoplifters, and design your store. Purchase goods from online or local markets around the town. Online orders & delivery are upcoming. Supermarket Simulator is a simulation, management and economy game developed and published by Nokta Games. Released on February 20th 2024 has received 68,341 reviews of which 64,104 were positive and 4,237 were negative resulting in an impressive rating of 9.2 out of 10. With 2,631 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like X: Beyond the Frontier.
9.2
64,104
4,237

2,631
players

7. Transport Fever 2

Similarity 50% The classic transport simulation genre has a new gold standard with Transport Fever 2. Discover a whole new world by navigating transport routes through land, water and air. May progress and prosperity find their way! Transport Fever 2 is a simulation, strategy and management game developed by Urban Games and published by Good Shepherd Entertainment. Released on December 11th 2019 has received 27,627 reviews of which 24,960 were positive and 2,667 were negative resulting in a rating of 8.9 out of 10. With 2,477 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like X: Beyond the Frontier.
8.9
24,960
2,667

2,477
players

8. Jurassic World Evolution 2

Similarity 50% Jurassic World Evolution 2 is the much-anticipated sequel to Frontier’s highly successful Jurassic World Evolution. This bold new era in the Jurassic World Evolution game franchise builds upon the ground-breaking and immersive 2018 management simulation. Jurassic World Evolution 2 is a dinosaurs, building and simulation game developed and published by Frontier Developments. Released on November 09th 2021 has received 36,638 reviews of which 32,817 were positive and 3,821 were negative resulting in a rating of 8.8 out of 10. With 2,251 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like X: Beyond the Frontier.
8.8
32,817
3,821

2,251
players

9. X4: Foundations

Similarity 64% Thrilling space battles meet deep strategy. X4 invites you to explore, fight, trade, and build an empire in a dynamic, fully simulated space sandbox, where every decision shapes your journey. Now featuring the 2025 flight model overhaul. X4: Foundations is a space sim, simulation and sandbox game developed and published by Egosoft. Released on November 30th 2018 has received 23,847 reviews of which 18,951 were positive and 4,896 were negative resulting in a rating of 7.8 out of 10. With 2,190 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like X: Beyond the Frontier.
7.8
18,951
4,896

2,190
players

10. Kerbal Space Program

Similarity 56% 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 127,162 reviews of which 121,084 were positive and 6,078 were negative resulting in an impressive rating of 9.4 out of 10. With 2,138 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like X: Beyond the Frontier.
9.4
121,084
6,078

2,138
players

Best deals on games like X: Beyond the Frontier on Steam

Discover fantastic savings with the best discounts on a variety of games like X: Beyond the Frontier available on Steam right now, updated on June 16th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like X: Beyond the Frontier.

1. EarthX

Similarity 64% EarthX is a rocket company management game. Go from launching small rockets on Earth to eventually building a colony on Mars. Create your own Internet constellation, develop new technologies, supply the International Space Station and terraform Mars! EarthX is a simulation, indie and strategy game developed by Denis and Ry and published by Mesote Games. Released on July 12th 2023 has received 875 reviews of which 769 were positive and 106 were negative resulting in a rating of 8.3 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for games like X: Beyond the Frontier.
8.3
769
106

-99% 19.99€ 0.29€

2. Interstellar Space: Genesis

Similarity 49% Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a thriving galactic empire. Discover mysteries among the stars, colonize worlds, and engage enemies in tactical turn-based combat on your journey to becoming the ruler of the galaxy! Interstellar Space: Genesis is a strategy, indie and 4x game developed and published by Praxis Games. Released on July 25th 2019 has received 772 reviews of which 648 were positive and 124 were negative resulting in a rating of 7.9 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like X: Beyond the Frontier.
7.9
648
124

-99% 27.99€ 0.46€

3. Homeworld: Deserts of Kharak

Similarity 49% A ground-based RTS prequel to the classic Homeworld games. Assemble your fleet and lead them to victory on the shifting sands of Kharak in this compelling strategy game for PC from Blackbird Interactive. Homeworld: Deserts of Kharak is a strategy, rts and sci-fi game developed by Blackbird Interactive and published by Gearbox Publishing. Released on January 20th 2016 has received 8,519 reviews of which 6,789 were positive and 1,730 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like X: Beyond the Frontier.
7.8
6,789
1,730

-99% 45.99€ 0.88€

4. Aven Colony

Similarity 58% Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world. Aven Colony is a colony sim, city builder and strategy game developed by Mothership Entertainment LLC and published by Team17 Digital Ltd. Released on July 25th 2017 has received 2,638 reviews of which 1,921 were positive and 717 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for games like X: Beyond the Frontier.
7.1
1,921
717

-99% 29.99€ 0.47€

5. Distant Worlds 2

Similarity 68% Distant Worlds 2 is a vast, pausable real-time 4X space strategy game. Distant Worlds 2 is a strategy, simulation and 4x game developed by CodeForce and published by Slitherine Ltd.. Released on March 10th 2022 has received 3,237 reviews of which 2,304 were positive and 933 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 99% discount, this title has earned the #5 position in the best deals for games like X: Beyond the Frontier.
6.9
2,304
933

-99% 48.99€ 0.36€

6. Starpoint Gemini 2

Similarity 63% Captain your own space ship and roam the galaxy in 3D in this tactical space simulator with tons of RPG depth ! Space has never looked so inviting - but images can betray...It has been two years since the end of the second Gemini war, the situation in the wartorn system is further from resolution than ever. Starpoint Gemini 2 is a space, simulation and rpg game developed and published by Little Green Men Games. Released on September 26th 2014 has received 4,093 reviews of which 2,843 were positive and 1,250 were negative resulting in a rating of 6.8 out of 10. Currently offered at a significant 99% discount, this title has earned the #6 position in the best deals for games like X: Beyond the Frontier.
6.8
2,843
1,250

-99% 31.99€ 0.57€

7. BattleGroupVR

Similarity 57% BattleGroupVR is a first person real-time space strategy where you lead a fleet of powerful warships into battle from the bridge of your own flagship. Assemble your fleet, upgrade your load-outs, train your captains, engage the enemy and secure the sector. Try not to go down with the ship. BattleGroupVR is a space sim, space and vr game developed and published by SpaceOwl Games. Released on July 31st 2023 has received 902 reviews of which 834 were positive and 68 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 98% discount, this title has earned the #7 position in the best deals for games like X: Beyond the Frontier.
8.7
834
68

-98% 20.99€ 0.42€

8. DG2: Defense Grid 2

Similarity 49% Setting the bar as the definitive tower defense game, Defense Grid 2 introduces new worlds and threats to test your tower placement strategies. With a bold new look and the addition of new game modes, player-versus-player and multiplayer co-op, every play brings fun new opportunities and challenges. DG2: Defense Grid 2 is a strategy, tower defense and indie game developed by Hidden Path Entertainment and published by Hidden Path Entertainment and 505 Games. Released on September 23rd 2014 has received 3,163 reviews of which 2,723 were positive and 440 were negative resulting in a rating of 8.3 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for games like X: Beyond the Frontier.
8.3
2,723
440

-98% 12.49€ 0.26€

9. Battlestar Galactica Deadlock

Similarity 64% In Battlestar Galactica Deadlock™ you’ll take command of the Colonial Fleet in defense of the Twelve Colonies during the First Cylon War. Lead many different types of ships in this 3D tactical game. Every decision counts, your strategy will be vital – can you ensure mankind’s survival? Battlestar Galactica Deadlock is a strategy, space and sci-fi game developed by Black Lab Games and published by Slitherine Ltd.. Released on August 31st 2017 has received 3,460 reviews of which 2,906 were positive and 554 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like X: Beyond the Frontier.
8.1
2,906
554

-98% 38.99€ 1.00€

10. Tin Can

Similarity 63% You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive? Tin Can is a simulation, space and survival game developed by Tin Can Studio and published by Tin Can Studio and IndieArk. Released on May 12th 2022 has received 1,198 reviews of which 1,015 were positive and 183 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like X: Beyond the Frontier.
8.1
1,015
183

-98% 17.99€ 0.46€

Free games like X: Beyond the Frontier on Steam

Check out this fantastic list of free-to-play games like X: Beyond the Frontier you can enjoy on Steam right now, updated on June 16th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like X: Beyond the Frontier.

1. Star Trek Timelines

Similarity 50% Explore the Final Frontier in the ultimate sci-fi strategy RPG, Star Trek Timelines! Join Starfleet and overcome challenges as you boldly go where no game has gone before – across the entire history of Star Trek. Star Trek Timelines is a free to play, strategy and space game developed and published by Tilting Point. Released on July 12th 2017 has received 1,430 reviews of which 938 were positive and 492 were negative resulting in a rating of 6.4 out of 10. With 148 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like X: Beyond the Frontier.
6.4
938
492

148
players

2. Endless Sky

Similarity 56% 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 6,651 reviews of which 6,141 were positive and 510 were negative resulting in a rating of 8.9 out of 10. Thanks to its free to play tag and a daily player base of 135, this game has secured the #2 spot in the ranking of free games like X: Beyond the Frontier.
8.9
6,141
510

135
players

3. Pixel Starships

Similarity 49% Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven. Pixel Starships is a sci-fi, space and strategy game developed and published by SavySoda. Released on May 23rd 2023 has received 2,732 reviews of which 2,008 were positive and 724 were negative resulting in a rating of 7.1 out of 10. Thanks to its free to play tag and a daily player base of 117, this game has secured the #3 spot in the ranking of free games like X: Beyond the Frontier.
7.1
2,008
724

117
players

4. Hades' Star

Similarity 47% A unique space strategy game where thousands of players participate in one shared galaxy. Hades' Star is a free to play, space and strategy game developed and published by Parallel Space Inc. Released on February 27th 2019 has received 2,577 reviews of which 1,874 were positive and 703 were negative resulting in a rating of 7.1 out of 10. Attracting a solid base of 104 players due to its free access, this strategy game has achieved the #4 position in the best free games like X: Beyond the Frontier.
7.1
1,874
703

104
players

5. Fun Hospital

Similarity 46% Build your own theme hospital! Here, you might meet patients with a lot of hair, or no hair; strange aliens, evil guy, super hero… Fun Hospital is a casual, strategy and simulation game developed and published by OrangesGame Technology Limited. Released on June 21st 2018 has received 578 reviews of which 367 were positive and 211 were negative resulting in a rating of 6.2 out of 10. The game currently holds the #5 spot among the most played free games like X: Beyond the Frontier.
6.2
367
211

54
players

6. Kingdom: Classic

Similarity 47% Kingdom is a 2D sidescrolling strategy/resource management hybrid with a minimalist feel wrapped in a beautiful, modern pixel art aesthetic. Kingdom: Classic is a free to play, strategy and singleplayer game developed by Noio and Licorice and published by Raw Fury. Released on October 21st 2015 has received 22,088 reviews of which 20,023 were positive and 2,065 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #6 spot among the most played free games like X: Beyond the Frontier.
8.9
20,023
2,065

48
players

7. Planet S

Similarity 46% Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction. Planet S is a strategy, city builder and multiplayer game developed and published by Glimmerlight Games. Released on October 28th 2023 has received 2,603 reviews of which 2,387 were positive and 216 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #7 spot among the most played free games like X: Beyond the Frontier.
8.8
2,387
216

17
players

8. Simutrans

Similarity 49% Simutrans is a freeware and open-source transportation simulator. Your goal is to establish a successful transport company. Transport passengers, mail and goods by rail, road, ship, and even air. Interconnect districts, cities, public buildings, industries and tourist attractions. Simutrans is a simulation, free to play and trains game developed and published by The Simutrans Team. Released on May 24th 2016 has received 622 reviews of which 468 were positive and 154 were negative resulting in a rating of 7.2 out of 10. The game currently holds the #8 spot among the most played free games like X: Beyond the Frontier.
7.2
468
154

16
players

9. Terra Firma

Similarity 49% Play god and create your own world in this complex simulation. Plate tectonics, wind and water erosion and plant life all develop and interact to produce a world that is viewable from a single tree to kilometres across. Terra Firma is a simulation, strategy and god game game developed and published by Working as Intended. Released on February 20th 2025 has received 359 reviews of which 333 were positive and 26 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #9 spot among the most played free games like X: Beyond the Frontier.
8.6
333
26

3
players

10. Moonbase Alpha

Similarity 46% NASA has once again landed on the lunar surface with the goal of colonization, research, and further exploration. Shortly after the return to the Moon, NASA has established a small outpost on the south pole of the moon called Moonbase Alpha. Moonbase Alpha is a space, simulation and free to play game developed by Virtual Heroes and Army Game Studio and published by NASA. Released on July 06th 2010 has received 12,838 reviews of which 11,622 were positive and 1,216 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #10 spot among the most played free games like X: Beyond the Frontier.
8.8
11,622
1,216

2
players