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 261–270 of 577 games matching Building · updated 12 Oct 2026

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Price
$$ · Standard
Players
👥 Not stated
Reviews
89% of 165

Sandbox Survival in VR. Face a frozen wilderness solo or in co-op - build a shelter, craft tools, hunt for food, and manage your resources to endure harsh conditions. Strategize your moves against unpredictable weather and lurking dangers. And remember to keep yourself safe and sane!

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Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
87% of 1,166

The Scouring is an RTS with fast pace, high attention to detail and next generation experience. Lead humans or orcs in a Classic Mode or use one of powerful Heroes to fight for victory! Play alone or with friends. Use our modding tools to create maps and custom game modes! Join The Scouring!

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Reviews
69% of 219

Forge your Kingdom amidst the Ruins of Rome in this turn-based 4X strategy game! As the world crumbles, rebuild civilization and shape your people’s destiny. Unleash your strategic prowess, conquer provinces, and crush all who stand in your way.

Free
Released
Price
Free
Players
👥 Not stated
Reviews
56% of 23

Prepare for a thrilling adventure where every decision counts. Construct your base, gather resources, and train unique troops to outsmart your opponents in tactical combat. Raid enemy villages for loot, forge alliances with other players, and expand your territory in a quest for ultimate dominance.

Free
Released
Price
Free
Players
👥 Up to 3 players
Reviews
46% of 9,274

Stormgate is a free-to-play real-time strategy game with a full single-player campaign, 3-player co-op, and PvP versus modes on over 60 maps. Our Editor is also freely available for you to craft just about any custom game mode you can imagine. Join our development journey today!

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Players
👥 Up to 6 players
Reviews
68% of 881

Play solo or co-op with up to 5 players to find oil, store crude, refine fuels, and sell them at gas stations and shop. Dig for gems and fossils, upgrade your gear, lease new land, and dominate the city as the biggest oil supplier!

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Players
👥 Not stated
Reviews
60% of 295

Purchase an abandoned, run-down venue and transform it into the best nightclub in the country. Renovate, upgrade, and expand the space while dealing with troublesome customers. Work together with your friends to reach the pinnacle of nightlife!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
99% of 455

Keflings may be small, but their kingdom-building adventures are gigantic! Build a world with your friends in A World of Keflings! Harvest resources, construct robots, befriend a dragon, and help a creepy witch get even creepier in this update of the classic 2010 city-building adventure.

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Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
84% of 157

Star Vortex is a fast-paced Action-RPG inspired by classics of the genre. Design your ship, fight through hostile alien sectors solo or with friends, salvage rare weapons and experiment with powerful builds until nothing can stand against you.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
85% of 60

This is a minimalist-style tower defense game that is easy-going and relaxing, with a moderate level of difficulty. Build your tower formations to fend off enemies. It also supports online multiplayer, allowing you to team up and experience an unprecedented level of tower defense fun!

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