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 191–200 of 464 games matching Base Building · updated 12 Oct 2026

Filters: Base Building × Clear all
$$
Released
Price
$$ · Standard
Players
👥 Up to 10 players
Reviews
83% of 2,036

Voyagers of Nera is a cooperative survival-crafting game where you must survive a magical ocean world brimming with lost spirits and deadly monsters. Sail to distant islands, build beautiful villages and surf across the waves with up to 10 players.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
50% of 8

在这款沉浸式三国策略卡牌游戏中,你将化身一方主公,招揽名将、打造无敌军团,体验从乱世枭雄到一统天下的霸业征程!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
70% of 131

Mesorift Survival is a classic survival game with PvP and PvE elements, set in a tropical open world with three islands. Gather resources, build a base, craft weapons, and survive.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 2 players
Reviews
83% of 90

Build bases, lead an army of robots, and squash brains in this radical hybrid between RTS and third-person shooter. Join a duo of quirky heroes on a mission to save Earth, smash an evil alien corporation, and complete their comic book collection.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
60% of 10

Build cities and factories in an infinite Hex World. Explore more tiles. Balance your city's production and consumption, attract more citizens of different classes, research new technologies and build more factories and cities.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
55% of 45

Click. Water. Grow. Harvest. Explore. Upgrade. Profit. An incremental-minimalist clicker farming game about growing your own farm full of money trees! 🌳 Ever wondered what it'd be like if money grew on trees? 💸Online co-op supported!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
62% of 8

Explore a procedurally generated planet filled with resources to harvest - or discover structures containing potentially rare items. Build your base to protect yourself and fight off evil, collecting materials to build new gear. Build a rocket and explore new planets!

If you loved these, you'll love this