Online co-op World War II games

Every online co-op World War II game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 21–30 of 38 games matching World War II · updated 12 Oct 2026

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
88% of 1,037

Tank Arena:Total Operation is a free MMO war game where you play as a commander, drive thousands of types of tanks, armored vehicles or helicopters on a massive battlefield engaging in 12v12 team-based battles against players globally. Enjoy the fun!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
46% of 15

Command history's most iconic war vessels as you build your own massive naval fleet. Level up important tech modules and prepare to dominate the oceans!

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
72% of 418

Coming of age as a part of the first generation born free, WWII stripped me of my family, home, and future. Now I'm left with only one choice: to get my revenge and independence, or die trying. The odds are against us: will our tactics, stealth and teamwork be enough?

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
62% of 8

《海战前线》是一款策略海战游戏,玩家在游戏中将化身海军司令官,组建属于自己的无敌舰队,以敏锐的洞察和高明的战术,改变海洋势力格局。游戏中不仅有超多知名战舰等待玩家收集,还有丰富的系统玩法保证游戏乐趣,更有全新0.1版本,不肝不氪,福利满满!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
75% of 16

A funny shooting game where you can customize the gameplay, such as zombies holding submachine guns and shooting aliens, or wolf dogs holding samurai swords and fighting special forces in close combat... How unexpected the settings will be depends on your imagination.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
58% of 70

UBOAT: The Silent Wolf is an amazing combination of a role-playing game and a simulator, offering a deep and immersive experience, allowing you to feel like a real submarine captain during World War II.

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$$$
Released
Price
$$$ · Expensive
Players
👥 Not stated
Reviews
60% of 5,626

Experience warfare like never before! Men of War II, the anticipated sequel to the highly acclaimed RTS franchise is here with all-new units, locations, campaigns, game modes and true trademarks of the series: historical fidelity and action-filled gameplay on the Eastern and Western Fronts of WWII.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
61% of 1,057

World War Armies is the ultimate PvP real-time strategy game. Command advanced war machines and compete for free against other players worldwide. Revolutionary mechanics reduce downtime and focus on direct engagement with the enemy, you get to the fun parts of RTS faster.

$$$
Released
Price
$$$ · Expensive
Players
👥 Up to 4 players
Reviews
74% of 510

Headquarters: World War II is a fast-paced turn-based strategy game where your battlefield tactics are as important as your army management skills. Experience both sides of the war, battling in Europe as the USA, the UK, or Germany. Storm bunkers, occupy houses, win tank duels.

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