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 221–230 of 577 games matching Building · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
0% of 2

Epic Transport is a casual game where you build paths and spawn vehicles that make you money. You select 1 of 4 Heroes that give boosts to different vehicles.

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$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
62% of 299

Ars Notoria is an open-world survival crafting game set in a rich fantasy world. Learn six distinct schools of magic, gather resources, build your base, expand your influence, and stand against the ever-shifting threat of the Enthralled. You are the one destined to change the kingdom.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 6 players
Reviews
79% of 29

Manage your pizza shop. Cook tasty pizzas, serve customers, hire employees, upgrade your furniture and décor, and grow your reputation solo or in co-op with up to 6 players in this fun restaurant game.

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
77% of 599

4-player co-op, zombie slaying, base building, boss battling mayhem! Cleanse the infected wave by wave and upgrade your base with traps & defenses in Ultimate Zombie Defense 2!

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$$$
Released
Price
$$$ · Expensive
Players
👥 Not stated
Reviews
69% of 12,304

Shape the Roman Empire in this genre-defining strategic builder game. Build cities while expanding your influence through Roman provinces. Govern using your economic prowess, diplomatic skills, or military might.

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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
73% of 8,760

Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.

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$$$
Released
Price
$$$ · Expensive
Players
👥 Not stated
Reviews
66% of 24,623

Use war, trade or diplomacy to satisfy your grandest ambitions and dominate five centuries of history in the newest version of Europa Universalis, Paradox Interactive's flagship historical grand strategy game.

$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
46% of 13

Retail Simulator is a 1-4 Co-op game where you build your dream store from scratch in this immersive retail experience. Design the layout with our custom build mode, stock shelves, order inventory. Customize your store's look to attract customers. Choose your scale, from local shop to mega-store.

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