Best online co-op games for 8+ players

Online co-op games on Steam with room for 8+ players, going by the player count on each game's store page. Games that don't say how many can play aren't included.

Showing 731–740 of 914 games matching 8+ players, best rated first · updated 13 Oct 2026

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−20%
$$
Released
Price
$$ · Standard · On sale −20% until 14 Oct
Players
👥 Up to 8 players
Reviews
60% of 5

Turn a wild pixel-art world into a living factory. Gather by hand, automate five industrial tiers, explore for powerful optional upgrades, and master belts, pipes, power grids, rovers, trains and nuclear energy—solo or in online co-op for up to 8 players.

If you loved these, you'll love this

TON Wars

Crossplay
Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
60% of 5

Build a planetary empire, research game-changing tech, and raid real players across a persistent galaxy. The classic browser space strategy, reborn - and finally fair: no pay-to-win, ever. Team up for 8-fleet combined attacks. Your mines keep working while you sleep.

$
Released
Price
$ · Cheap
Players
👥 Up to 10 players
Reviews
60% of 5

A cozy cooperative village-building active clicker for solo players, families and friends. Gather resources, build your settlement, defend against raiders and prepare expeditions together — without stress, automation or idle mechanics.

Free
Released
Price
Free
Players
👥 2–8 players
Reviews
60% of 5

Conquer. Control. Dominate. A fast-paced, competitive territory game where every tile you claim brings you closer to victory, and every second of inattention can turn the tide completely.

If you loved these, you'll love this

Crooks Like Us

Crossplay
$
Released
Price
$ · Cheap
Players
👥 1–8 players
Reviews
60% of 5

A chaotic online party game that drops players into riotous robbery scenarios where the goal is to collect as many valuables as possible and get back to the escape van before time runs out. Battle your way to first place by using gadgets like anvils, ice, earthquakes and more!

If you loved these, you'll love this

Kronorite

Crossplay
$$
Released
Price
$$ · Standard
Players
👥 Up to 10 players
Reviews
60% of 5

Build during the building time so you can stay alive and fight during the combat time. Make killstreaks to get powerups to make EVEN MORE KILLSTREAKS FOR EVEN MORE POWERUPS!!! Kill as much as you can while staying alive for as long as you can to advance as much as possible.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
50% of 8

Doggo Estates is a single and multiplayer third-person action game in which a dog has everything he needs to become a real estate mogul: his warm liquid gold! Compete with other neighborhood dogs and pee on as many houses as you can before they do.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Up to 16 players
Reviews
100% of 1

Build an island empire, automate sprawling production chains, and compete with up to 16 players across a procedurally generated ocean.

$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
100% of 1

Jump, dash, dodge, and fight countless stellar bosses in a 2D action-platformer playable solo or with up to 8 players locally, featuring unlockable powers, upgrades, cinematic QTEs, and an emotional story.

If you loved these, you'll love this