Online co-op Building games

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

Showing 401–410 of 577 games matching Building · updated 12 Oct 2026

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👥 Not stated
Reviews
72% of 287

You and allies, avian inhabitants of Sanctree City, build structures and production lines on the tree, crafting weapons to fend off subterranean insects. Defense is just the start—dig deeper, destroy nests, fortify new defenses against escalating threats for an impregnable stronghold.

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👥 Not stated
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88% of 1,421

The Last Plague: Blight is an authentic survival experience rooted in realism and immersion. Endure the hazards of a brutal open world, uncover the origins of a mysterious disease, and become humanity’s final hope of ending the Blight.

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👥 Not stated
Reviews
60% of 325

Embark on an unpredictable survival journey in Start Over. Solo, co-op, online, explore diverse landscapes, craft through 4 tech tiers, encounter wildlife, and trade or raid for resources. Choose your path, defend against waves, and shape your destiny in a dynamic world. Are you ready to Start Over?

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Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
86% of 708

Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.

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👥 1–4 players
Reviews
68% of 424

Wild Indigo Ranch is a cozy cowboy-life RPG for 1-4 players. Start a new life on the prairie, explore the frontier, build the finest ranch in the West, and ride into the sunset.

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👥 Not stated
Reviews
53% of 92

You and your crew have been shipwrecked on a tropical island in the late 1600s. At the beginning of the adventure, you find yourself with only a few basic supplies, including ropes, sticks, and stones. With skill and cunning, you can survive on the island and thrive as a pirate crew.

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Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 1

Ruthless open-world action RPG with dynamic, skill-based combat. Slay colossal bosses, survive deadly traps, loot and craft gear, and wield supernatural powers. Build your skill tree, unlock combos, and shape a branching story—rise as a hero or descend into chaos.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 6 players
Reviews
88% of 8,732

Get ready for a thrilling mix of genres: a cooperative, first-person, open-world fantasy tavern simulator, action, fishing, hunting, exploration, and completing fun and diverse quests. And, of course, COOKING! Play with friends, feed and quench the thirst of the entire world!

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