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 171–180 of 577 games matching Building · updated 12 Oct 2026

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Price
$$ · Standard
Players
👥 Up to 5 players
Reviews
81% of 3,537

Everwind is a novel take on RPG and Sandbox Survival genre in First-Person-Perspective. Embark on the adventure with your friends - Build a base on a flying island-ship, gather resources, craft, loot, and fight while you rise above the clouds to uncover the mysteries of this world!

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Price
$$ · Standard
Players
👥 Not stated
Reviews
64% of 1,825

Project Castaway is a survival crafting title set in the Pacific Ocean. Live the life of a stranded castaway, with only yourself - and the island's inhabitants - for company! Sail the ocean, hunt, explore unique islands and gather resources as you fight for survival.

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Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 11

“Hero Hospital” is a classic hospital management game: send in undercover agents and fake patient brokers, unleash dogs to cause crashes and chaos, dump trash and throw bombs, and even head into outbreak zones to fight viruses. The gameplay can be expanded endlessly.

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Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
60% of 5

While exploring the remnants of a forgotten civilization, you realize the forest is far from alone. You must confront the guardians of this dark past and survive.

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Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
78% of 14

Choose your alchemist from a magical coven. Explore a hand-painted, post-apocalyptic fantasy world. Fend off hordes of magical beasts in this roguelite tower defense and survival game. Play solo or in co-op with up to 3 friends!

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👥 Not stated
Reviews
87% of 1,036

Terraform a dead planet back to life in this open world survival crafting game. Explore ruins, gather resources, print machines, drive modular vehicles, grow forests, biomes, and ecosystems. Create life and make it thrive with your own hands.

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Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
87% of 299

Grenades are holy relics. Shotguns are spellcraft. In this top-down survival action-RPG, discover a fantasy realm invaded by modern world and destroy nearly everything. Scavenge artifacts, forge weapons, build outposts, brew potions, and hunt the corruption devouring the land. Play solo or co-op.

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Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
79% of 1,893

Desynced is a sci-fi strategy game with fully customizable units and behaviors. Gather, build, research, and explore the unknown. Alone or with friends, unveil the mystery of an AI on the edge of self-awareness and uncover the hidden truth in this blend of strategy, automation, and exploration.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
100% of 10

Become a lord in a world of feudal greed in the turn-based economic board game Kingdom Dice. Build an empire, buy lands, collect taxes from friends, trade, and bankrupt everyone around you! (ง •̀_•́)ง

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