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 561–570 of 577 games matching Building · updated 12 Oct 2026

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Released
Price
$$ · Standard
Players
👥 Up to 9 players
Reviews
69% of 69

Lodestar sends you and your squad of friends on your own space odyssey. Traverse multiple planets in a journey to get home without losing yourself or your ship to the perils of the unknown! Solve puzzles, gather resources, mine asteroids, and survive... with your own oh-so welcoming AI sidekick!

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Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
77% of 3,666

Dust off your torch and hammer - it's time to get back to work, you have a new job to do. Visit the new beach coast with the largest, biggest ship graveyard in the world, dismantle huge ship parts and collect tons of precious steel. Roll up your sleeves, it's time to get back to the business.

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Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
60% of 127

Crash-landed in the universe of Cantata, will you expand your empire or bring peace to the war torn planet? Grow your army, manage resources and discover the colourful planet of Shoal, its people, and the armed forces overrunning this land in this genre-defining Grand Tactics game.

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Players
👥 Not stated
Reviews
88% of 132

You suddenly enter a whole new world empty-handed. Start a whole new adventure all your own. Farming, fishing, building, cooking, alchemy and living a quiet life. Or is it fighting monsters, learning skills, building equipment and discovering the world's hidden secrets? Or maybe I want them all.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
73% of 19

Welcome to Woodfel! This untamed fantasy land is yours to explore as you go forth in search of adventure. Discover treasures, fight monsters and build amazing things as you and your friends travel the landscape!

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👥 Not stated
Reviews
95% of 115

Mix Universe is a musical sandbox game where you play as a Mixonaut connecting nodes to create music that you can upload to the universe for everyone to play!

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Released
Price
$$ · Standard
Players
👥 1–5 players
Reviews
16% of 6

Survive the post-apocalypse world. There's a predator who's going after you. This is Online and local party games enjoyed by 1 to 5 players. you have to Survive in an end-of-life world.

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Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
81% of 211

The world's been flooded. All you have left is your Super Raft Boat… and your friends! Work together to expand your raft while fending off the strangely violent (and wealthy??) creatures of the sea in this multiplayer roguelike shooter. Will your crew survive and reach the Final Island?

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

Welcome to this multiplayer survival sandbox game! In this world, you will need to establish your own survival base from scratch, collect materials, make tools, build towns, manufacture weapons, explore unknown fields, and so on. You can team up with other players and survive together, as well as en

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$$
Released
Price
$$ · Standard
Players
👥 Up to 2 players
Reviews
80% of 82

Trapped in the past, your survival hinges on your ability to adapt and innovate. From foraging for food to mastering the art of technology, every decision you make shapes your destiny. Will you return to your own time, or make the past your new future in this mind-bending survival game?

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