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 321–330 of 577 games matching Building · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
40% of 65

You are on an island where everyone wants to kill you, ranging from weather conditions to dangerous enemies, your goal is to survive. Survive alone or together. Build, craft, grow, explore, fight!

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
42% of 76

Team up with friends and run your own storage! Receive, store and ship items to make a profit. Handle everything from boxes to hazardous goods. Design and expand your warehouse, manage workers and drivers, and keep supplies fully stocked.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 16 players
Reviews
86% of 23

Nautikins rule a vibrant ocean world! Build boats, planes, helicopters, and more to explore islands filled with wonder and peril. Unleash endless creativity with Sandbox mode or tackle challenges in Campaign. Embark with singleplayer or online multiplayer.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 2 players
Reviews
50% of 141

Space for Sale is an interplanetary, top-down Space Realty management game with a focus on problem-solving and exploration. Played either solo or with a friend, it's up to you to transform wild, uninhabited lands into bustling communities!

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
77% of 8,177

A first-person survival game set on a post-apocalyptic, ecologically ruined Earth. Play solo or with up to 3 friends as you build, upgrade, and fly a high-tech airship. Scavenge resources, craft tools, and face dangers on the surface as you hunt for a cure to save humanity.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
81% of 122

The world has ended. You are deep underground, and all alone with a cheery AI companion. You will have to mine and build to survive, and search for other survivors to help you. Will you be able to reach the surface? And what will you find when you get there?

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
57% of 780

Hometopia is a sandbox home-building game featuring thousands of assets and customization options. Choose from a variety of environments where you can design your dream homes—solo or with friends. Bring your architectural visions to life exactly as you imagine, with no budget limitations.

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

No Time to Build is a cooperative casual game with parkour and action elements! Collect logs, avoid cars, trains, and walking bombs, overcome challenges, and build structures within the time limit. Teleports, speed-boosting bushes, and player interactions make every game chaotic and fun!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
85% of 20

A cooperative survival and strategy game where you explore diverse environments, build and defend your clan town, upgrade weapons and skills, and master magic to survive relentless enemy attacks.

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
94% of 902

Live your best squirrel life. Explore, gather, craft, and build incredible treehouses in acres of beautiful parkland. Scurry across lawns, up trees, and leap limb to limb solo, or up to four friends can play together in co-op. Endless summer days of adventure await.

If you loved these, you'll love this