Games like Zero-K on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Zero-K are available at the bottom of the page.
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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!
Invasion Machine
Modern-warfare RTS/sandbox game inspired by the real conflicts in the Middle East. Fight a counter-insurgency war, protect the civilian population, casevac your wounded and decide how the world sees your struggle. And remember - no one gets left behind.
Victory At Sea Pacific
Victory at Sea Pacific is the exciting game of naval RTS combat set during World War II. Bringing an epic approach to real time strategy war gaming, search and destroy enemy fleets across an open world sandbox in a desperate attempt to change the course of history.
Freeman: Guerrilla Warfare
In the anarchic world of Freeman: Guerrilla Warfare, only the mightiest warlord rules. Start with a pistol and a few militias, you will set yourself on a wild and ambitious journey towards world domination. Enjoy the immersive combination of intense FPS and sandbox strategy.
Raft
Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!
Executive Assault 2
The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.
TOXIKK™
FRAG LIKE IT'S 1999! TOXIKK plays as if today's military shooters never existed: Designed as a spiritual successor to the FPS giants of the late 90s and early 2ks, TOXIKK carefully evolves their mechanics with modern technology and fresh ideas elaborated with Arena-FPS enthusiasts.
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.
Total War: ROME II - Emperor Edition
Emperor Edition is the definitive edition of ROME II, featuring an improved politics system, overhauled building chains, rebalanced battles and improved visuals in both campaign and battleEmperor Edition contains all free feature updates since its release in 2013, which includes bug fixes, balancing, Twitch.
A Total War Saga: FALL OF THE SAMURAI
Experience the dramatic conflict of samurai culture and modern weaponry between the Imperial throne and the last Shogunate in 19th century Japan.
Supreme Commander 2
Includes 47 Steam achievements, leaderboards, and stats!
Warhammer 40,000: Dawn of War II - Anniversary Edition
All of Warhammer 40,000: Dawn of War II in one package. Play the award-winning real-time strategy game in all its glory, including three full campaigns, six multiplayer factions, and a full co-op Last Stand mode with eight unique heroes.
Supreme Commander
For a thousand years, three opposing forces have waged war for what they believe is true. There can be no room for compromise: their way is the only way. Dubbed The Infinite War, this devastating conflict has taken its toll on a once-peaceful galaxy and has only served to deepen the hatred between the factions.Most played games like Zero-K on Steam
Take a look at the top games like Zero-K that are currently attracting the largest player bases on the Steam platform, as of April 17th 2025.
1. Dota 2
Similarity 68% Every day, millions of players worldwide enter battle as one of over a hundred Dota heroes. And no matter if it's their 10th hour of play or 1,000th, there's always something new to discover. With regular updates that ensure a constant evolution of gameplay, features, and heroes, Dota 2 has taken on a life of its own. Dota 2 is a free to play, moba and multiplayer game developed and published by Valve. Released on July 09th 2013 has received 2,466,311 reviews of which 2,010,666 were positive and 455,645 were negative resulting in a rating of 8.1 out of 10. The game has hit the top spot as the #1 most played game like Zero-K, thanks to its 296,455 peak concurrent players over the last day.
8.1
2,010,666
455,645
296,455
players
2. Once Human
Similarity 63% Once Human is a multiplayer open-world survival game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world. Once Human is a multiplayer, free to play and open world survival craft game developed and published by Starry Studio. Released on July 09th 2024 has received 124,888 reviews of which 92,215 were positive and 32,673 were negative resulting in a rating of 7.3 out of 10. While seeing 14,028 players online at once in the last 24 hours, this game is currently ranked #2 among games like Zero-K based on player count.
7.3
92,215
32,673
14,028
players
3. Raft
Similarity 62% Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks! Raft is a survival, multiplayer and open world survival craft game developed by Redbeet Interactive and published by Axolot Games. Released on June 20th 2022 has received 342,483 reviews of which 319,669 were positive and 22,814 were negative resulting in an impressive rating of 9.2 out of 10. While seeing 4,520 players online at once in the last 24 hours, this game is currently ranked #3 among games like Zero-K based on player count.
9.2
319,669
22,814
4,520
players
4. Total War: ROME II - Emperor Edition
Similarity 62% Emperor Edition is the definitive edition of ROME II, featuring an improved politics system, overhauled building chains, rebalanced battles and improved visuals in both campaign and battleEmperor Edition contains all free feature updates since its release in 2013, which includes bug fixes, balancing, Twitch. Total War: ROME II - Emperor Edition is a strategy, historical and turn-based strategy game developed by Creative Assembly and published by SEGA. Released on September 02nd 2013 has received 87,437 reviews of which 72,882 were positive and 14,555 were negative resulting in a rating of 8.2 out of 10. With 3,962 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Zero-K.
8.2
72,882
14,555
3,962
players
5. Age of Empires III: Definitive Edition
Similarity 66% Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product. Age of Empires III: Definitive Edition is a strategy, base-building and rts game developed by World's Edge, Tantalus Media and Forgotten Empires and published by Xbox Game Studios. Released on October 15th 2020 has received 47,511 reviews of which 40,165 were positive and 7,346 were negative resulting in a rating of 8.3 out of 10. With 3,204 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Zero-K.
8.3
40,165
7,346
3,204
players
6. Clicker Heroes
Similarity 64% Ever wondered what one quadrillion damage per second feels like? Wonder no more! Embark on your quest to attain it today! Clicker Heroes is a clicker, idler and casual game developed and published by Playsaurus. Released on May 13th 2015 has received 61,156 reviews of which 54,871 were positive and 6,285 were negative resulting in a rating of 8.8 out of 10. With 2,048 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Zero-K.
8.8
54,871
6,285
2,048
players
7. Company of Heroes 2
Similarity 70% Experience the ultimate WWII RTS platform with COH2 and its standalone expansions. This package includes the base game, which you can then upgrade by purchasing The Western Front Armies, Ardennes Assault and/or The British Forces. More info in the "About This Game" section below. Company of Heroes 2 is a strategy, world war ii and rts game developed by Relic Entertainment and Feral Interactive (Linux) and published by Relic Entertainment, Feral interactive (Mac) and Feral Interactive (Linux). Released on June 25th 2013 has received 109,353 reviews of which 86,351 were positive and 23,002 were negative resulting in a rating of 7.8 out of 10. With 1,904 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Zero-K.
7.8
86,351
23,002
1,904
players
8. Crusader Kings II
Similarity 65% Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy. Crusader Kings II is a grand strategy, strategy and medieval game developed by Paradox Development Studio and published by Paradox Interactive. Released on February 14th 2012 has received 73,649 reviews of which 66,224 were positive and 7,425 were negative resulting in a rating of 8.9 out of 10. With 1,545 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Zero-K.
8.9
66,224
7,425
1,545
players
9. One-armed robber
Similarity 69% One-armed robber is a chaotic first-person heist game that centers around a uniquely challenging premise. Players take the role of a determined robber equipped with only one arm, tasked with pulling off daring heists on banks, shops, and various establishments. One-armed robber is a free to play, multiplayer and heist game developed and published by Duhndal. Released on December 15th 2023 has received 37,077 reviews of which 33,912 were positive and 3,165 were negative resulting in a rating of 9.0 out of 10. With 864 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Zero-K.
9.0
33,912
3,165
864
players
10. Age of Mythology: Extended Edition
Similarity 65% Age of Mythology is back! Choose your god and take to the battlefield in this classic, upgraded with full Steamworks integration and enhanced features. Age of Mythology: Extended Edition is a strategy, mythology and rts game developed by SkyBox Labs and Ensemble Studios and published by Xbox Game Studios. Released on May 08th 2014 has received 35,136 reviews of which 32,730 were positive and 2,406 were negative resulting in an impressive rating of 9.1 out of 10. With 838 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Zero-K.
9.1
32,730
2,406
838
players
Best deals on games like Zero-K on Steam
Discover fantastic savings with the best discounts on a variety of games like Zero-K 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 Zero-K.
1. Ashes of the Singularity: Escalation
Similarity 68% A massive-scale real-time strategy game where you command entire armies on a dynamic battlefield. Conquer multiple worlds across several single-player campaigns; or play with your friends in multiplayer combat. Ashes of the Singularity: Escalation is a rts, base-building and pvp game developed by Stardock Entertainment and Oxide Games and published by Stardock Entertainment. Released on November 10th 2016 has received 4,738 reviews of which 3,526 were positive and 1,212 were negative resulting in a rating of 7.3 out of 10. Featuring a massive 94% discount, this game currently holds the #1 spot in the best deals for games like Zero-K.
7.3
3,526
1,212
-94%
29.17€
1.75€
2. RIOT: Civil Unrest
Similarity 63% As civil crisis deepens and inequality tears the very fabric of society the discontentment of the masses manifests itself in violent public disturbances and civil disorder. Play as the police or the angry horde as RIOT – Civil Unrest places you in some of the world’s most fractious disputes. RIOT: Civil Unrest is a strategy, simulation and indie game developed by Leonard Menchiari, IV Productions and Ivan Venturi Productions and published by Silver Lining Interactive. Released on February 12th 2019 has received 1,801 reviews of which 1,233 were positive and 568 were negative resulting in a rating of 6.7 out of 10. Thanks to its incredible 93% discount, this game is now the #2 best deal in games like Zero-K.
6.7
1,233
568
-93%
16.00€
1.12€
3. Distant Worlds: Universe
Similarity 64% 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 1,815 reviews of which 1,375 were positive and 440 were negative resulting in a rating of 7.3 out of 10. Thanks to its incredible 92% discount, this game is now the #3 best deal in games like Zero-K.
7.3
1,375
440
-92%
28.00€
2.24€
4. Company of Heroes 2
Similarity 70% Experience the ultimate WWII RTS platform with COH2 and its standalone expansions. This package includes the base game, which you can then upgrade by purchasing The Western Front Armies, Ardennes Assault and/or The British Forces. More info in the "About This Game" section below. Company of Heroes 2 is a strategy, world war ii and rts game developed by Relic Entertainment and Feral Interactive (Linux) and published by Relic Entertainment, Feral interactive (Mac) and Feral Interactive (Linux). Released on June 25th 2013 has received 109,353 reviews of which 86,351 were positive and 23,002 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 88% discount, this title has earned the #4 position in the best deals for games like Zero-K.
7.8
86,351
23,002
-88%
19.50€
2.34€
5. Iron Harvest
Similarity 63% A classic real-time strategy game with an epic single player campaign, multiplayer & coop, set in the alternate reality of 1920+ Iron Harvest is a rts, strategy and base-building game developed by KING Art and published by Prime Matter. Released on August 31st 2020 has received 14,947 reviews of which 10,857 were positive and 4,090 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 85% discount, this title has earned the #5 position in the best deals for games like Zero-K.
7.1
10,857
4,090
-85%
29.99€
4.49€
6. SPACECOM
Similarity 63% SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat. SPACECOM is a rts, strategy and indie game developed by Flow Combine and published by 11 bit studios. Released on September 17th 2014 has received 514 reviews of which 353 were positive and 161 were negative resulting in a rating of 6.6 out of 10. Currently offered at a significant 85% discount, this title has earned the #6 position in the best deals for games like Zero-K.
6.6
353
161
-85%
9.99€
1.49€
7. A Total War Saga: FALL OF THE SAMURAI
Similarity 62% Experience the dramatic conflict of samurai culture and modern weaponry between the Imperial throne and the last Shogunate in 19th century Japan. A Total War Saga: FALL OF THE SAMURAI is a strategy, historical and rts game developed by Creative Assembly and Feral Interactive (Linux) and published by Feral interactive (Mac), Feral Interactive (Linux) and SEGA. Released on March 22nd 2012 has received 1,597 reviews of which 1,096 were positive and 501 were negative resulting in a rating of 6.7 out of 10. Currently offered at a significant 83% discount, this title has earned the #7 position in the best deals for games like Zero-K.
6.7
1,096
501
-83%
29.29€
4.98€
8. Warhammer 40,000: Dawn of War II - Anniversary Edition
Similarity 62% All of Warhammer 40,000: Dawn of War II in one package. Play the award-winning real-time strategy game in all its glory, including three full campaigns, six multiplayer factions, and a full co-op Last Stand mode with eight unique heroes. Warhammer 40,000: Dawn of War II - Anniversary Edition is a warhammer 40k, strategy and rts game developed and published by Relic Entertainment and Feral Interactive (Mac/Linux). Released on February 18th 2009 has received 12,644 reviews of which 11,181 were positive and 1,463 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 80% discount, this title has earned the #8 position in the best deals for games like Zero-K.
8.6
11,181
1,463
-80%
44.99€
8.99€
9. Rise of Nations: Extended Edition
Similarity 66% Rise of Nations is back! Play the updated classic with full Steamworks integration and enhanced features! Rise of Nations: Extended Edition is a strategy, rts and classic game developed by SkyBox Labs and Big Huge Games and published by Xbox Game Studios. Released on June 12th 2014 has received 14,596 reviews of which 13,820 were positive and 776 were negative resulting in an impressive rating of 9.2 out of 10. Currently offered at a significant 76% discount, this title has earned the #9 position in the best deals for games like Zero-K.
9.2
13,820
776
-76%
19.92€
4.78€
10. Supreme Commander 2
Similarity 62% Includes 47 Steam achievements, leaderboards, and stats! Supreme Commander 2 is a strategy, rts and sci-fi game developed by Gas Powered Games and published by Square Enix. Released on March 01st 2010 has received 12,351 reviews of which 10,909 were positive and 1,442 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 76% discount, this title has earned the #10 position in the best deals for games like Zero-K.
8.6
10,909
1,442
-76%
13.21€
3.17€
Free games like Zero-K on Steam
Check out this fantastic list of free-to-play games like Zero-K 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 Zero-K.
1. Dota 2
Similarity 68% Every day, millions of players worldwide enter battle as one of over a hundred Dota heroes. And no matter if it's their 10th hour of play or 1,000th, there's always something new to discover. With regular updates that ensure a constant evolution of gameplay, features, and heroes, Dota 2 has taken on a life of its own. Dota 2 is a free to play, moba and multiplayer game developed and published by Valve. Released on July 09th 2013 has received 2,466,311 reviews of which 2,010,666 were positive and 455,645 were negative resulting in a rating of 8.1 out of 10. With 296,455 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Zero-K.
8.1
2,010,666
455,645
296,455
players
2. Once Human
Similarity 63% Once Human is a multiplayer open-world survival game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world. Once Human is a multiplayer, free to play and open world survival craft game developed and published by Starry Studio. Released on July 09th 2024 has received 124,888 reviews of which 92,215 were positive and 32,673 were negative resulting in a rating of 7.3 out of 10. Thanks to its free to play tag and a daily player base of 14,028, this game has secured the #2 spot in the ranking of free games like Zero-K.
7.3
92,215
32,673
14,028
players
3. Age of Empires III: Definitive Edition
Similarity 66% Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product. Age of Empires III: Definitive Edition is a strategy, base-building and rts game developed by World's Edge, Tantalus Media and Forgotten Empires and published by Xbox Game Studios. Released on October 15th 2020 has received 47,511 reviews of which 40,165 were positive and 7,346 were negative resulting in a rating of 8.3 out of 10. Thanks to its free to play tag and a daily player base of 3,204, this game has secured the #3 spot in the ranking of free games like Zero-K.
8.3
40,165
7,346
3,204
players
4. Clicker Heroes
Similarity 64% Ever wondered what one quadrillion damage per second feels like? Wonder no more! Embark on your quest to attain it today! Clicker Heroes is a clicker, idler and casual game developed and published by Playsaurus. Released on May 13th 2015 has received 61,156 reviews of which 54,871 were positive and 6,285 were negative resulting in a rating of 8.8 out of 10. Attracting a solid base of 2,048 players due to its free access, this strategy game has achieved the #4 position in the best free games like Zero-K.
8.8
54,871
6,285
2,048
players
5. Crusader Kings II
Similarity 65% Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy. Crusader Kings II is a grand strategy, strategy and medieval game developed by Paradox Development Studio and published by Paradox Interactive. Released on February 14th 2012 has received 73,649 reviews of which 66,224 were positive and 7,425 were negative resulting in a rating of 8.9 out of 10. Attracting a solid base of 1,545 players due to its free access, this strategy game has achieved the #5 position in the best free games like Zero-K.
8.9
66,224
7,425
1,545
players
6. One-armed robber
Similarity 69% One-armed robber is a chaotic first-person heist game that centers around a uniquely challenging premise. Players take the role of a determined robber equipped with only one arm, tasked with pulling off daring heists on banks, shops, and various establishments. One-armed robber is a free to play, multiplayer and heist game developed and published by Duhndal. Released on December 15th 2023 has received 37,077 reviews of which 33,912 were positive and 3,165 were negative resulting in a rating of 9.0 out of 10. Attracting a solid base of 864 players due to its free access, this strategy game has achieved the #6 position in the best free games like Zero-K.
9.0
33,912
3,165
864
players
7. Realm Grinder
Similarity 65% Grow your realm, build alliances, and explore one of the deepest idle RPGs ever! Realm Grinder is a free to play, clicker and pixel graphics game developed by Divine Games and published by Kongregate. Released on June 15th 2017 has received 7,027 reviews of which 6,120 were positive and 907 were negative resulting in a rating of 8.5 out of 10. Attracting a solid base of 810 players due to its free access, this strategy game has achieved the #7 position in the best free games like Zero-K.
8.5
6,120
907
810
players
8. Business Tour - Board Game with Online Multiplayer
Similarity 74% "Business Tour" is a free to play multiplayer tabletop game. Build your monopoly with friends. Complete daily tasks, compete against the other players and receive trade items rewards! Business Tour - Board Game with Online Multiplayer is a board game, free to play and multiplayer game developed by and published by 8floor. Released on July 27th 2017 has received 76,297 reviews of which 46,352 were positive and 29,945 were negative resulting in a rating of 6.0 out of 10. Attracting a solid base of 807 players due to its free access, this strategy game has achieved the #8 position in the best free games like Zero-K.
6.0
46,352
29,945
807
players
9. CONFLICT OF NATIONS: WORLD WAR 3
Similarity 74% This Long Term Strategy Game lets you take control of the armed forces of your nation. Become responsible for its military expansion, technological research and economic development. Form alliances and wage total war for global dominance on the battlefields of World War 3. CONFLICT OF NATIONS: WORLD WAR 3 is a strategy, free to play and wargame game developed and published by Dorado Games. Released on March 15th 2018 has received 5,107 reviews of which 3,960 were positive and 1,147 were negative resulting in a rating of 7.5 out of 10. Attracting a solid base of 540 players due to its free access, this strategy game has achieved the #9 position in the best free games like Zero-K.
7.5
3,960
1,147
540
players
10. War Selection
Similarity 77% War Selection is a compelling RTS game featuring base building, resource extraction and warfare. Evolve from a stone age tribe to a distinct industrial nation with unique game mechanics and battle for supremacy with dozens of players on a unique procedurally generated map. War Selection is a strategy, base-building and free to play game developed and published by Glyph Worlds. Released on October 08th 2019 has received 21,670 reviews of which 18,620 were positive and 3,050 were negative resulting in a rating of 8.4 out of 10. Attracting a solid base of 508 players due to its free access, this strategy game has achieved the #10 position in the best free games like Zero-K.
8.4
18,620
3,050
508
players