Online co-op Tower Defense games

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

Showing 81–90 of 152 games matching Tower Defense · updated 12 Oct 2026

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Reviews
81% of 318

TOWER ▪ DEFENSE ▪ STRATEGY. Control Vessels. Utilize their uniquely deep set of towers. Create an everchanging defense. Play with friends. Protect your Basin at all costs. An absolute Tower Defense, Real-Time Strategy Hybrid

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$ · Cheap
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Reviews
100% of 3

SHARP FISTS is an action game that allows players to freely switch weapons and attack modes during combat, using a variety of weapons and skills to perform combo attacks. The highly mobile combat system provides players with a fluid combat experience.

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Released
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$ · Cheap
Players
👥 Up to 4 players
Reviews
94% of 294

KUNKUN Defender 2 is a hybrid TPS and tower defense game where players must fend off waves of zombies in virus-infected zones, holding their ground until a helicopter arrives for extraction.

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Players
👥 Up to 2 players
Reviews
82% of 267

Choose a planet, build your fortress, and prepare for war. Arm yourself with powerful weapons, deploy troops, construct turrets, and defend your stronghold against relentless attacks. Team up with a friend or fight alone in this action packed block builder, where only the strongest survive.

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
59% of 99

Strategically place turrets and build defenses to maximize your firepower against colossal Titans! Experiment with different setups, optimize your battlefield, and take down legendary creatures with the most efficient tactics. Every decision counts in this unique tower defense experience!

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$ · Cheap
Players
👥 Not stated
Reviews
50% of 6

This is a top-down survival-building game blending farming, tower defense, and micromanagement, requiring you to fend off zombie hordes, grow crops, and strategically deploy traps to defend your homestead.

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$$ · Standard
Players
👥 Up to 4 players
Reviews
70% of 4,074

Orcs Must Die! Deathtrap combines chaotic third-person combat with devious trap-laying strategy. Enjoy endless replayability as your War Mage grows stronger through roguelite progression. Repel relentless orc hordes solo or with up to 4 players.

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Released
Price
$$ · Standard
Players
👥 Up to 2 players
Reviews
74% of 9,522

Age of Darkness: Final Stand is a dark fantasy survival RTS where you must illuminate, build and defend humanity’s last bastion against hordes of Nightmares. Set in the remnants of a kingdom consumed by a deadly fog, you decide. Will you hide in the light? Or take back your world.

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Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
57% of 28

Defend your world as sentient Props in Puropu Defense Squad! Build, upgrade, and evolve your heroes to crush waves of filthy humans worldwide. Dive into a unique mix of third-person action and tower defense—solo or with friends—in an endlessly replayable co-op campaign!

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