Online co-op Base Building games

Every online co-op Base Building game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 271–280 of 464 games matching Base Building · updated 12 Oct 2026

Filters: Base Building × Clear all
$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
66% of 3

Learn new skills, buy counter, upgrade your restaurant, and COOK, COOK until there is no more customer. Cook saga is a game about skill and financial decision making for still be here tomorrow.

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
68% of 6,955

Fish, farm, craft, gather, cook, loot or steal from other players and build a campsite or a village with your friends in an open-world multiplayer sandbox game without rules!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
100% of 10

Void Frontiers is a survival roguelike set on randomly generated floating islands. Gather resources, craft tools, build your base, and defend against nightly enemy waves. Play solo or team up with up to 4 other players, customizing your playstyle with over 40 unique enhancements.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 6

Command powerful heroes in this dynamic RTS with PvE and PvP modes. Level up your champions, unleash devastating abilities, and lead your army to victory. Build and manage your base, train diverse units, and master their strengths and weaknesses to outsmart your enemies on the battlefield.

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
33% of 12

Prisoners of war, your team was captured but on the run on a large military controlled island. Explore, gather resources, build a shelter and survive the dangerous military presence on the look out for your team in this epic first person, multiplayer, open world, survival adventure.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 16 players
Reviews
75% of 4

Journey to Olympus and face challenges from Greek myths in this co-op survival RPG! Build, craft, explore, and discover your demi-god abilities solo or co-op up to 16 players.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
77% of 269

Eyes of War is a real-time strategy game set in the medieval era, offering both single-player and multiplayer experiences where you can control every unit in character mode. Build your castle, lead your army, and dominate the map. Eyes of War invites you to epic battles of the medieval era!

$
Released
Price
$ · Cheap
Players
👥 Up to 9 players
Reviews
57% of 884

Camping Simulator lets you experience what camp means by preparing your backpack wisely for challenging conditions of nature. You can play all the experiences with up to 8 friends in multiplayer mode or single player mode.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 8 players
Reviews
88% of 4,227

Return of the Classic, now remastered! Battle Realms is a fantasy RTS inspired by the stories told in martial- arts movies and oriental mythology. Develop your peasants into a highly trained and deadly efficient clan of warriors who are ready to die with your name on their lips.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 3

Unleash familiar and unfathomable weaponry upon hordes of demonic forces and fight for survival along side your friends in this story-driven online action game.

If you loved these, you'll love this