Games like Iron Marines on Steam

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

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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 77%
Price -97% 0.21€
Rating 6.1
Release 15 Nov 2013
CARNAGE OFFERING Tower Defense The replicator robots are back! It's 2528. The machines are increasingly infecting the planets with genetically modified monsters. Challenge them and try to stop the onslaught. Upgrade buildings and heroes, mine resources, discover technology and fight to save humanity!

Similarity 74%
Price 9.75€
Rating 8.5
Release 17 Sep 2023
Infested Planet Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.

Similarity 71%
Price 12.49€
Rating 9.0
Release 06 Mar 2014
Hostile Waters: Antaeus Rising In 2032 an Earth that knows only peace is forced to relearn the art of war. Twenty years have passed since the population of Earth did a fine job of destroying nearly everything in one final struggle for power by the politicians and military leaders.

Similarity 71%
Price -90% 0.32€
Rating 7.2
Release 30 Jan 2014
STAR WARS™ Empire at War - Gold Pack 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?

Similarity 70%
Price 19.50€
Rating 9.6
Release 25 May 2010
Original War An American geological expedition, under a UN mandate, assesses the natural resources in a distant part of Siberia, deep in the trackless steppes of Eastern Russia. But instead of oil, they discover a deposit of a hitherto unknown mineral.

Similarity 70%
Price -80% 1.99€
Rating 9.0
Release 27 Jan 2014
Earth 2150 Trilogy Your heroes and your armies will need strong leadership to take them on a spellbinding odyssey that has everything a gamer’s heart could wish for breathtaking worlds in space, battles against cunning enemies and even downright treason from your own government faction - are you up to it?

Similarity 70%
Price -97% 0.38€
Rating 7.3
Release 01 Nov 2013
There Came an Echo There Came an Echo is a real-time strategy game in which the player assumes command of a small squadron, using an advanced voice recognition system to issue orders. It features a character-driven sci-fi narrative that stars Wil Wheaton, Ashly Burch, Laura Bailey, Yuri Lowenthal, and more!

Similarity 70%
Price -96% 0.60€
Rating 7.0
Release 24 Feb 2015
Aliens: Dark Descent Drop into the gripping journey of Aliens: Dark Descent, a squad-based, single-player action game in the iconic Alien franchise. Lead your soldiers in real-time to stop a new and terrifying kind of Xenomorph outbreak on Planet Lethe.

Similarity 69%
Price -95% 2.38€
Rating 8.6
Release 19 Jun 2023
Nexus - The Jupiter Incident Ambitious megacorporations monopolize the conquest of space and the colonization of the solar system. At the very edge of the solar system, the companies make a discovery that will shift the technological advantage and upset the balance. And so a new conflict is born: "The Jupiter Incident."

Similarity 69%
Price 9.99€
Rating 8.2
Release 03 Jul 2007
STAR WARS™ Galactic Battlegrounds Saga Lead the great armies of the Star Wars™ Episode II: Attack of the Clones saga in intense real-time strategy clashes. Enter the fray as the Galactic Empire, Rebel Alliance, Wookies, Trade Federation, Gungans or Royal Naboo to determine the course of the Galactic Civil War.

Similarity 69%
Price 5.89€
Rating 8.8
Release 01 Mar 2016
Anomaly 2 Anomaly 2 is a sequel to the critically acclaimed Anomaly Warzone Earth. Maintaining the core elements of the original, Anomaly 2 adds plenty of new features: unit morphing, over million tactical combinations, post-apo world and tower defense vs tower offense multiplayer mode.

Similarity 68%
Price -90% 1.39€
Rating 7.6
Release 15 May 2013
WARSHIFT Unique mix of Action, RTS and RPG gameplay elements that forms an innovative game genre. You can build base, manage troops, and then come down to keep your enemy at gunpoint in the dynamic battle and customize your main characters.

Similarity 67%
Price 8.19€
Rating 6.8
Release 12 Oct 2016
Space Crew: Legendary Edition Time for your toughest mission yet! Recruit and train your crew to tackle the growing threat from alien and android armies as you defend Earth to become a Galactic Legend in Space Crew: Legendary Edition. All new content free to existing owners of Space Crew!

Similarity 67%
Price -91% 1.46€
Rating 7.3
Release 15 Oct 2020
Grey Goo Fight for control of a frontier world. Gather resources, build your base, and command your forces in battle. Survive long enough to unleash your ultimate weapon - THE EPIC.

Similarity 66%
Price 27.99€
Rating 6.6
Release 23 Jan 2015
State of War : Warmonger / 蓝色警戒 (Classic 2000) Enjoy an unforgettable blast from the past with this classic real-time strategy experience. This all-inclusive bundle includes the original 22 missions from State of War (2000), and 16 additional missions from its sequel, State of War: Warmonger (2003).

Similarity 66%
Price 9.99€
Rating 8.4
Release 17 Jan 2019
Multiwinia Multiwinia is a fast-paced, retro-inspired RTS that blends arcade action with strategic depth. Command armies of Multiwinians in multiplayer battles across vibrant, nostalgic environments. With simple controls and dynamic gameplay, it offers endless fun and challenge for players of all skill levels.

Similarity 66%
Price 9.75€
Rating 7.7
Release 19 Sep 2008
SPACECOM SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.

Similarity 66%
Price -98% 0.22€
Rating 6.6
Release 17 Sep 2014
Nimbatus - The Space Drone Constructor Command the Nimbatus and craft drones out of hundreds of different parts. Survive unknown threats in a fully destructible, procedural universe, compete against other players in different arenas or enjoy complete creative freedom in the sandbox.

Similarity 66%
Price 19.50€
Rating 7.7
Release 14 May 2020
Anomaly: Warzone Earth Lead an armored squad through the perils of this reversed tower defense action-strategy game!

Similarity 65%
Price -96% 0.46€
Rating 8.4
Release 08 Apr 2011
Homeworld: Deserts of Kharak 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.

Similarity 64%
Price -99% 0.88€
Rating 7.8
Release 20 Jan 2016
AI War: Fleet Command "You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...

Similarity 64%
Price -95% 0.54€
Rating 7.9
Release 21 Oct 2009
The Red Solstice 2280 A.D. The last few survivors of a ruined Earth seek a new home: Mars, a planet whose inhabitants didn't take too kindly to outsiders. The Red Solstice is a tense, tactical, squad-based action game. Fight to survive with up to 8 players in co-op, or lead your own squad in single-player mode.

Similarity 64%
Price -90% 0.99€
Rating 6.9
Release 09 Jul 2015
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 64%
Price -86% 2.18€
Rating 7.8
Release 16 Dec 2016

Most played games like Iron Marines on Steam

Take a look at the top games like Iron Marines that are currently attracting the largest player bases on the Steam platform, as of June 15th 2025.

1. STAR WARS™ Empire at War - Gold Pack

Similarity 70% 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. The game has hit the top spot as the #1 most played game like Iron Marines, thanks to its 3,114 peak concurrent players over the last day.
9.6
38,503
932

3,114
players

2. STAR WARS Jedi: Survivor™

Similarity 48% The story of Cal Kestis continues in STAR WARS Jedi: Survivor™, a galaxy-spanning, third-person, action-adventure game. STAR WARS Jedi: Survivor™ is a action, adventure and souls-like game developed by Respawn and published by Electronic Arts. Released on April 27th 2023 has received 67,054 reviews of which 46,131 were positive and 20,923 were negative resulting in a rating of 6.8 out of 10. While seeing 2,503 players online at once in the last 24 hours, this game is currently ranked #2 among games like Iron Marines based on player count.
6.8
46,131
20,923

2,503
players

3. FTL: Faster Than Light

Similarity 53% 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. While seeing 1,408 players online at once in the last 24 hours, this game is currently ranked #3 among games like Iron Marines based on player count.
9.4
71,561
3,491

1,408
players

4. Star Wars Outlaws

Similarity 47% Experience the first-ever open world Star Wars™ game and explore distinct locations across the galaxy, both iconic and new. Risk it all as scoundrel Kay Vess, seeking freedom and the means to start a new life. Star Wars Outlaws is a singleplayer, open world and action game developed by Massive Entertainment – A Ubisoft Studio and published by Ubisoft. Released on November 21st 2024 has received 4,792 reviews of which 3,549 were positive and 1,243 were negative resulting in a rating of 7.2 out of 10. With 1,335 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Iron Marines.
7.2
3,549
1,243

1,335
players

5. Company of Heroes

Similarity 51% Delivering a visceral WWII gaming experience, Company of Heroes redefines RTS by bringing the sacrifice of heroic soldiers, war-ravaged environments, and dynamic battlefields to life. Please visit the "Company of Heroes - Legacy Edition" page for additional user reviews. Company of Heroes is a strategy, world war ii and rts game developed by Relic Entertainment and published by SEGA. Released on September 11th 2006 has received 16,971 reviews of which 16,025 were positive and 946 were negative resulting in an impressive rating of 9.2 out of 10. With 1,006 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Iron Marines.
9.2
16,025
946

1,006
players

6. Supreme Commander: Forged Alliance

Similarity 62% The last days of man are at hand.. Two years after the Infinite War the once great warring nations now lie in ruins, and humanity’s hope for a brighter future is nothing but a bitter memory. A new, seemingly unstoppable enemy, supported by the zealots of The Order, now seeks to eradicate mankind: UEF, Aeon Loyalist, and Cybran alike. Supreme Commander: Forged Alliance is a strategy, rts and sci-fi game developed by Gas Powered Games and published by Square Enix. Released on September 28th 2011 has received 13,468 reviews of which 13,042 were positive and 426 were negative resulting in an impressive rating of 9.4 out of 10. With 915 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Iron Marines.
9.4
13,042
426

915
players

7. Sins of a Solar Empire II

Similarity 61% 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 #7 spot among the most played games like Iron Marines.
8.3
5,949
997

834
players

8. Tempest Rising

Similarity 55% Command distinct factions in a desperate struggle for power and resources in Tempest Rising - a classic RTS set on Earth after a nuclear war. Tempest Rising is a rts, strategy and base-building game developed by Slipgate Ironworks™ and published by 3D Realms and Knights Peak. Released on April 24th 2025 has received 7,043 reviews of which 6,276 were positive and 767 were negative resulting in a rating of 8.6 out of 10. With 619 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Iron Marines.
8.6
6,276
767

619
players

9. Cosmoteer: Starship Architect & Commander

Similarity 64% Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars! Cosmoteer: Starship Architect & Commander is a sci-fi, singleplayer and 2d game developed and published by Walternate Realities. Released on October 24th 2022 has received 11,171 reviews of which 10,618 were positive and 553 were negative resulting in an impressive rating of 9.2 out of 10. With 536 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Iron Marines.
9.2
10,618
553

536
players

10. ENDLESS™ Space 2

Similarity 50% 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 22,190 reviews of which 18,526 were positive and 3,664 were negative resulting in a rating of 8.2 out of 10. With 527 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Iron Marines.
8.2
18,526
3,664

527
players

Best deals on games like Iron Marines on Steam

Discover fantastic savings with the best discounts on a variety of games like Iron Marines 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 Iron Marines.

1. Starship Troopers: Terran Command

Similarity 63% Lead the Mobile Infantry in this RTS game set in the Starship Troopers film universe. Balance your army composition with a diverse set of unit types, overcome line-of-sight and line-of-fire challenges through tactical positioning, and use special abilities to smash the Arachnid hordes! Starship Troopers: Terran Command is a strategy, rts and singleplayer game developed by The Artistocrats and published by Slitherine Ltd.. Released on June 16th 2022 has received 10,784 reviews of which 9,461 were positive and 1,323 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 Iron Marines.
8.5
9,461
1,323

-99% 28.99€ 0.46€

2. Battlestar Galactica Deadlock

Similarity 48% 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. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like Iron Marines.
8.1
2,906
554

-99% 38.99€ 0.48€

3. Interstellar Space: Genesis

Similarity 52% 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 #3 best deal in games like Iron Marines.
7.9
648
124

-99% 27.99€ 0.45€

4. Homeworld: Deserts of Kharak

Similarity 64% 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 #4 position in the best deals for games like Iron Marines.
7.8
6,789
1,730

-99% 45.99€ 0.88€

5. X-Morph: Defense

Similarity 48% Unique fusion of a top-down shooter and tower defense strategy. You are the invader! Use destructive weapons or lead your enemies into a maze of towers. Strategize in the build mode by carefully selecting various types of alien towers or throw yourself right into the heat of the battle. X-Morph: Defense is a tower defense, strategy and action game developed by and published by Exor Studios. Released on August 30th 2017 has received 3,823 reviews of which 3,506 were positive and 317 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 98% discount, this title has earned the #5 position in the best deals for games like Iron Marines.
8.8
3,506
317

-98% 19.99€ 0.54€

6. Battlezone 98 Redux

Similarity 56% One of the greatest sci-fi strategy games of all time returns with remastered visuals, online multiplayer and near unlimited mod content from Steam Workshop. Experience thrilling first person action and acclaimed RTS in this explosive alternate vision of the 1960s space race. Battlezone 98 Redux is a strategy, action and first-person game developed by Big Boat Interactive and published by Rebellion. Released on April 18th 2016 has received 1,064 reviews of which 975 were positive and 89 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 98% discount, this title has earned the #6 position in the best deals for games like Iron Marines.
8.7
975
89

-98% 19.99€ 0.58€

7. DG2: Defense Grid 2

Similarity 54% 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 #7 position in the best deals for games like Iron Marines.
8.3
2,723
440

-98% 12.49€ 0.26€

8. Q.U.B.E. 2

Similarity 48% Q.U.B.E. 2 is the sequel to the hit first-person puzzle game Q.U.B.E. You are Amelia Cross, a stranded archaeologist who has awoken among the ruins of an ancient alien landscape. With the distant help of another survivor you must solve the puzzles of this mysterious world and find a way back home. Q.U.B.E. 2 is a adventure, action and indie game developed by Toxic Games and published by Trapped Nerve Games. Released on March 13th 2018 has received 1,655 reviews of which 1,396 were positive and 259 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for games like Iron Marines.
8.1
1,396
259

-98% 17.99€ 0.46€

9. CRYPTARK

Similarity 54% Cryptark is a 2D sci-fi shooter where you take on the role of a heavily armed privateer seeking to earn government contracts by boarding deadly alien space-hulks. It's up to you to strategize a plan of attack, pick an equipment loadout, and destroy the central core to be victorious. CRYPTARK is a action roguelike, action and indie game developed and published by Alientrap. Released on June 20th 2017 has received 1,822 reviews of which 1,502 were positive and 320 were negative resulting in a rating of 7.9 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like Iron Marines.
7.9
1,502
320

-98% 14.99€ 0.35€

10. Tooth and Tail

Similarity 59% Lead the revolution with an army of flamethrowing Boars, mustard gas-lobbing Skunks, and paratrooper-puking Owls. Tooth and Tail is a Real-Time-Strategy game featuring Single Player, Online Competitive Play, Split Screen, Replays, and more. Build a base, lead your army, eat your enemies! Tooth and Tail is a strategy, rts and pixel graphics game developed and published by Pocketwatch Games. Released on September 12th 2017 has received 4,057 reviews of which 3,242 were positive and 815 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like Iron Marines.
7.8
3,242
815

-98% 19.99€ 0.56€

Free games like Iron Marines on Steam

Check out this fantastic list of free-to-play games like Iron Marines 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 Iron Marines.

1. EMERGENCY

Similarity 47% Save lives – be a hero! Join forces against the chaos in the newest title of the award-winning EMERGENCY series. Take up your shift as incident commander and coordinate with other players to fight fires, arrest gangsters and rescue injured civilians. Your city needs you! EMERGENCY is a free to play, multiplayer and strategy game developed and published by Sixteen Tons Entertainment. Released on August 15th 2023 has received 5,564 reviews of which 3,797 were positive and 1,767 were negative resulting in a rating of 6.7 out of 10. With 235 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Iron Marines.
6.7
3,797
1,767

235
players

2. Star Trek Timelines

Similarity 49% 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. Thanks to its free to play tag and a daily player base of 171, this game has secured the #2 spot in the ranking of free games like Iron Marines.
6.4
938
492

171
players

3. Endless Sky

Similarity 47% 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 160, this game has secured the #3 spot in the ranking of free games like Iron Marines.
8.9
6,141
510

160
players

4. Zero-K

Similarity 52% With 100+ truly unique units, Zero-K is an RTS of freedom and creativity, tempered by a decade of refinement. Sculpt land into a castle and throw invaders off it with a Jugglenaut. Explore a massive campaign, solo or co-op. Hop online for epic 32 player battles or fast paced 1v1, on 100s of maps. Zero-K is a strategy, free to play and rts game developed and published by Zero-K Team. Released on April 27th 2018 has received 3,922 reviews of which 3,678 were positive and 244 were negative resulting in an impressive rating of 9.0 out of 10. Attracting a solid base of 141 players due to its free access, this strategy game has achieved the #4 position in the best free games like Iron Marines.
9.0
3,678
244

141
players

5. 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. The game currently holds the #5 spot among the most played free games like Iron Marines.
7.1
1,874
703

91
players

6. Bloons Adventure Time TD

Similarity 47% Defend Ooo from the Bloon invasion in this epic tower defense crossover. Bloons Adventure Time TD is a strategy, action and tower defense game developed and published by Ninja Kiwi. Released on January 16th 2019 has received 4,302 reviews of which 3,743 were positive and 559 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #6 spot among the most played free games like Iron Marines.
8.4
3,743
559

80
players

7. My Lands: Black Gem Hunting

Similarity 51% My Lands is a free online RTS where dark and light forces fight for Black Gem and dominion in a vast fantasy world. Cooperation between players, joint economy development, creation of clans and alliances and elaboration of a team strategy serve as the very foundation of the game. My Lands: Black Gem Hunting is a strategy, free to play and rts game developed by Gravvit Ltd and Forbes Consult Ltd and published by ELYLAND INVESTMENT COMPANY Ltd. Released on September 16th 2014 has received 3,306 reviews of which 2,766 were positive and 540 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #7 spot among the most played free games like Iron Marines.
8.1
2,766
540

53
players

8. Planet S

Similarity 51% 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 #8 spot among the most played free games like Iron Marines.
8.8
2,387
216

15
players

9. Art of War: Red Tides

Similarity 48% Art of War: Red Tides is a fair multiplayer strategy game that allows different teams on the same platform (e.g. smartphones, PC, etc.) to battle against each other. You will encounter players around the world! Art of War: Red Tides is a free to play, strategy and multiplayer game developed and published by Game Science. Released on December 22nd 2016 has received 6,918 reviews of which 5,458 were positive and 1,460 were negative resulting in a rating of 7.7 out of 10. The game currently holds the #9 spot among the most played free games like Iron Marines.
7.7
5,458
1,460

8
players

10. Red Planet Farming

Similarity 58% 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 #10 spot among the most played free games like Iron Marines.
9.0
800
32

3
players