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 291–300 of 577 games matching Building · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
0% of 1

Blast through an intense top-down zombie survival experience. Scavenge, craft, build, and fight endless hordes of the undead. With heroism, deep progression, and dynamic combat, carve your story in a brutal post-apocalypse. Forge alliances or stand alone—how long can you outlast the rising terror?

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$$
Released
Price
$$ · Standard
Players
👥 Up to 6 players
Reviews
87% of 2,981

Welcome to Wrap House Simulator! Run your own wrap shop, chop, grill, and serve in this cooking adventure. Customize your shop, master the grill, and survive the rush solo or co-op with up to 6 players. Keep up with orders, satisfy customers, and build your dream restaurant!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
56% of 806

Polish railway simulator emphasizing multiplayer and realism. Become a train driver, operating faithfully recreated trains, or a dispatcher, managing traffic and signalling equipment at your post. Cooperate online, build stations in the editor, and join railway enthusiasts!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
82% of 1,876

Oddsparks is a blend of automation and real-time strategy for both the die-hard fans of the automation genre and the automation-curious. Explore a strange fantasy world, uncover the mysteries of the past, automate your workshops, and go on adventures with your odd & adorable Sparks!

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$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
80% of 5,726

Plan, design, build, and decorate your dream house in an open-world. Smash walls, sketch your layout, then build and decorate every inch—inside and garden. In an open world, tackle each renovation solo or with up to 4 friends. Pick up that hammer and start creating - Your dream house is waiting!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
42% of 7

Dustward - Survive the post-apocalyptic ruins! Explore the devastated world, fight mutants, build fortifications, and develop your character in the dynamic survival-action Dustward. Play solo or team up with friends (up to 4 players) in co-op mode to face the dangers of the dead world.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
85% of 3,642

Explore, craft, and fight your way through uncharted islands — solo or with up to 4 players in co-op! Tinkerlands is an exciting survival adventure where you will build your settlement, craft useful tools to survive, and even use magic!

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
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

Free
Released
Price
Free
Players
👥 Up to 6 players
Reviews
85% of 95

Buy, upgrade, and dominate in this fast-paced multiplayer board game! Compete with quirky characters, strategize your moves, and outsmart rivals in unpredictable matches filled with fun and surprises. Climb the leaderboard and become the ultimate tycoon! The dice are in your hands! 🎲

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