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.
Filters & Lists
Sins of a Solar Empire®: Rebellion
Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.
Crusader Kings II
Explore one of the defining periods in world history in an experience crafted by the masters of Grand Strategy.
Gratuitous Space Battles
Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.
Men of War™
Men of War is a stunning Real-Time Strategy game that takes place during the height of World War II. Intense battles span Europe and North Africa as gamers play as Soviet, Allied or German forces across 19 massive single-player missions.
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."
Bingle Bingle
Bingle Bingle is a 'Roulette Builder' game where you can create your own Roulette. Strategically combine various betting options and unique balls to create synergies, earn extreme scores, and beat the casino.
Car Trader Simulator - Welcome to the Business
Welcome to the prologue to Car Trader Simulator. Here you will learn all the most important in mechanics and economics in the game and you will play your first mission.
Train Station Renovation - First Job
Welcome to the prologue to Train Station Renovation. This is where you will learn and teach how to renovate these small and the largest train stations in the world.
Warplanes: WW2 Dogfight
Grab the control yoke of a warplane and jump into the battlefields of World War 2 in this thrilling combat flight action game. In each of the campaigns for USA, Great Britain, USSR, Germany and Japan you will assume the role of a pilot and squadron leader of an elite air force unit.
Sniper 3D Assassin: Free to Play
Sniper 3D Assassin® in 7 words: great gameplay, awesome visuals and entertaining missions.
Operation: Harsh Doorstop
Operation: Harsh Doorstop is the ultimate, free to play, tactical shooter sandbox. Play singleplayer, multiplayer, or co-op modes and explore thousands of community-created maps, weapons, and vehicles via the Steam Workshop. Created by ex-developers of Squad, Red Orchestra, and Insurgency.
The Pirate: Plague of the Dead
Command the most fearsome pirates in an exciting Caribbean adventure! Plague of the Dead is a new installment of The Pirate series, featuring an open world without loading screens, dynamic day and night cycle and weather system, it offers each gamer an unforgettable experience.
Rem Survival
Tackle starvation, dehydration, thermal conditions, radiation poisoning, and toxic gas inhalation while trying to keep your sanity intact. Shack up, cook some chicken, and make friends or enemies as you discover, explore, learn, build, and develop your skills needed for a true survival experience.
Midas Gold Plus
Discover Midas Gold Plus, an engaging idle clicker set in a mythical world! Harness King Midas' golden touch, build a legendary city, and unlock powerful champions. Master unique gameplay styles, explore pet battles, and conquer rival cities. Delve into this ancient tycoon adventure today!
Guild Quest
You’ve just bought yourself a new island and it’s time to fill it up with QUESTS! Collect guildians, upgrade their guildhalls, and unleash them onto your own custom quest lines.
The Pirate: Caribbean Hunt
Hail to the Captain! Sail into the heart of the Caribbean in the Age of Piracy - the time of black flags and white skulls, blue waves and golden opportunities. Hoist the Jolly Roger and grab the steering wheel to sail through battles and raids, ransoms and treasures, to become the Crimson King of the Antilles!
Simutrans
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.
Time Clickers
Time Clickers is what's called an 'incremental game'. There's always a fun upgrade to look forward to, and the numbers keep getting bigger! Hire a team to fight for you, even when you're offline!
Clicker Heroes
Ever wondered what one quadrillion damage per second feels like? Wonder no more! Embark on your quest to attain it today!
The Way of Life Free Edition
The Way of Life makes the player relive the same life's experiences from the point of view of three characters of different ages: an adult, an old man and a child.
Yet Another Zombie Defense
Darkness is coming. How long can YOU survive? Build your base by day, defend it by night. Play in online or local co-op. Stay alive as long as you can.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 30th 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 2,473,717 reviews of which 2,016,368 were positive and 457,349 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 284,822 peak concurrent players over the last day.
8.1
2,016,368
457,349
284,822
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 survival game developed and published by Starry Studio. Released on July 09th 2024 has received 126,678 reviews of which 93,632 were positive and 33,046 were negative resulting in a rating of 7.3 out of 10. While seeing 23,033 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
93,632
33,046
23,033
players
3. 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 87,638 reviews of which 73,072 were positive and 14,566 were negative resulting in a rating of 8.2 out of 10. While seeing 3,739 players online at once in the last 24 hours, this game is currently ranked #3 among games like Zero-K based on player count.
8.2
73,072
14,566
3,739
players
4. 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 343,608 reviews of which 320,708 were positive and 22,900 were negative resulting in an impressive rating of 9.2 out of 10. With 3,675 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Zero-K.
9.2
320,708
22,900
3,675
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 47,757 reviews of which 40,389 were positive and 7,368 were negative resulting in a rating of 8.3 out of 10. With 3,077 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Zero-K.
8.3
40,389
7,368
3,077
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 61,205 reviews of which 54,909 were positive and 6,296 were negative resulting in a rating of 8.8 out of 10. With 2,021 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Zero-K.
8.8
54,909
6,296
2,021
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 109,491 reviews of which 86,449 were positive and 23,042 were negative resulting in a rating of 7.8 out of 10. With 1,723 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Zero-K.
7.8
86,449
23,042
1,723
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 73,691 reviews of which 66,260 were positive and 7,431 were negative resulting in a rating of 8.9 out of 10. With 1,340 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Zero-K.
8.9
66,260
7,431
1,340
players
9. Mindustry
Similarity 64% An open-ended factory management game with RTS and tower defense elements. Mindustry is a base-building, resource management and tower defense game developed and published by AnukenDev. Released on September 26th 2019 has received 21,635 reviews of which 20,742 were positive and 893 were negative resulting in an impressive rating of 9.4 out of 10. With 919 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Zero-K.
9.4
20,742
893
919
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 35,176 reviews of which 32,767 were positive and 2,409 were negative resulting in an impressive rating of 9.1 out of 10. With 832 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Zero-K.
9.1
32,767
2,409
832
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 30th 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 4,743 reviews of which 3,532 were positive and 1,211 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
3,532
1,211
-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 1,803 reviews of which 1,235 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
1,235
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 1,816 reviews of which 1,376 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
1,376
440
-92%
28.00€
2.24€
4. The Red Solstice
Similarity 62% 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. The Red Solstice is a strategy, tactical and rts game developed and published by Ironward. Released on July 09th 2015 has received 2,494 reviews of which 1,768 were positive and 726 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 90% discount, this title has earned the #4 position in the best deals for games like Zero-K.
6.9
1,768
726
-90%
9.99€
0.99€
5. 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 109,491 reviews of which 86,449 were positive and 23,042 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 88% discount, this title has earned the #5 position in the best deals for games like Zero-K.
7.8
86,449
23,042
-88%
19.50€
2.34€
6. Men of War™
Similarity 65% Men of War is a stunning Real-Time Strategy game that takes place during the height of World War II. Intense battles span Europe and North Africa as gamers play as Soviet, Allied or German forces across 19 massive single-player missions. Men of War™ is a strategy, world war ii and rts game developed by Best Way and Digitalmindsoft and published by Fulqrum Publishing. Released on May 06th 2009 has received 3,593 reviews of which 3,236 were positive and 357 were negative resulting in a rating of 8.7 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.
8.7
3,236
357
-85%
4.99€
0.74€
7. 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 game developed and published by . Released on February 12th 2019 has received 1,803 reviews of which 1,235 were positive and 568 were negative resulting in a rating of 6.7 out of 10. Currently offered at a significant 93% discount, this title has earned the #7 position in the best deals for games like Zero-K.
6.7
1,235
568
-93%
16.00€
1.12€
8. 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 1,601 reviews of which 1,100 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 #8 position in the best deals for games like Zero-K.
6.7
1,100
501
-83%
29.29€
4.98€
9. Original War
Similarity 73% 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. Original War is a strategy, rts and sci-fi game developed by Altar Games and published by Bohemia Interactive. Released on January 27th 2014 has received 2,025 reviews of which 1,922 were positive and 103 were negative resulting in an impressive rating of 9.0 out of 10. Currently offered at a significant 80% discount, this title has earned the #9 position in the best deals for games like Zero-K.
9.0
1,922
103
-80%
9.99€
1.99€
10. Company of Heroes: Opposing Fronts
Similarity 63% The next chapter in the #1 rated RTS franchise thrusts players into a hellish war torn landscape to command two battle-hardened armies in relentless campaigns for honor and country. Players lead the tenacious British 2nd Army during the heroic World War II liberation of Caen, France, and command the German Panzer Elite as they struggle... Company of Heroes: Opposing Fronts is a strategy, rts and world war ii game developed by Relic Entertainment and published by SEGA. Released on September 24th 2007 has received 1,130 reviews of which 1,037 were positive and 93 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 80% discount, this title has earned the #10 position in the best deals for games like Zero-K.
8.7
1,037
93
-80%
19.99€
3.99€
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 30th 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 2,473,717 reviews of which 2,016,368 were positive and 457,349 were negative resulting in a rating of 8.1 out of 10. With 284,822 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Zero-K.
8.1
2,016,368
457,349
284,822
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 survival game developed and published by Starry Studio. Released on July 09th 2024 has received 126,678 reviews of which 93,632 were positive and 33,046 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 23,033, this game has secured the #2 spot in the ranking of free games like Zero-K.
7.3
93,632
33,046
23,033
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 47,757 reviews of which 40,389 were positive and 7,368 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 3,077, this game has secured the #3 spot in the ranking of free games like Zero-K.
8.3
40,389
7,368
3,077
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 61,205 reviews of which 54,909 were positive and 6,296 were negative resulting in a rating of 8.8 out of 10. Attracting a solid base of 2,021 players due to its free access, this strategy game has achieved the #4 position in the best free games like Zero-K.
8.8
54,909
6,296
2,021
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 73,691 reviews of which 66,260 were positive and 7,431 were negative resulting in a rating of 8.9 out of 10. Attracting a solid base of 1,340 players due to its free access, this strategy game has achieved the #5 position in the best free games like Zero-K.
8.9
66,260
7,431
1,340
players
6. 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 76,465 reviews of which 46,433 were positive and 30,032 were negative resulting in a rating of 6.0 out of 10. Attracting a solid base of 768 players due to its free access, this strategy game has achieved the #6 position in the best free games like Zero-K.
6.0
46,433
30,032
768
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 7,059 reviews of which 6,148 were positive and 911 were negative resulting in a rating of 8.5 out of 10. Attracting a solid base of 761 players due to its free access, this strategy game has achieved the #7 position in the best free games like Zero-K.
8.5
6,148
911
761
players
8. 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 37,407 reviews of which 34,213 were positive and 3,194 were negative resulting in a rating of 9.0 out of 10. Attracting a solid base of 512 players due to its free access, this strategy game has achieved the #8 position in the best free games like Zero-K.
9.0
34,213
3,194
512
players
9. SUPREMACY: 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. SUPREMACY: 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 5,141 reviews of which 3,987 were positive and 1,154 were negative resulting in a rating of 7.5 out of 10. Attracting a solid base of 462 players due to its free access, this strategy game has achieved the #9 position in the best free games like Zero-K.
7.5
3,987
1,154
462
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 21,735 reviews of which 18,673 were positive and 3,062 were negative resulting in a rating of 8.4 out of 10. Attracting a solid base of 398 players due to its free access, this strategy game has achieved the #10 position in the best free games like Zero-K.
8.4
18,673
3,062
398
players