Best 2-player online co-op games

Online co-op games on Steam with room for 2 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 3121–3130 of 3,729 games matching 2 players, best rated first · updated 14 Oct 2026

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Trains & Things

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

Build a rail empire from a single track to a continent-spanning logistics network. Lay track that goes exactly where you meant it, meet supply and demand, and grow a company one profitable route at a time. Real-time economic strategy — solo, or head to head and co-op with friends.

$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
100% of 1

This is a meadow simulator with slightly different flowers. Either just watch the flowers grow. Or defend yourself against strange aliens. Actively intervene in the development of the meadow. Play with your friends, either as a team or against each other.

If you loved these, you'll love this

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

QuadCopter simulator/multi-player : Capture the Point , Capture the Flag Races and Co-op "Save the Babies" as a fly all while fighting off fellow flies and dangerous foes. " When the humans are away, the flies will play .........FlyWarzz!! WARNING:This game has a hard learning curve to master Flying,You may be born a fly but flying is an art form

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
66% of 3

A blind co-op horror comedy for up to 4 players. Sound is your only sight: every step, clap and scream lights up the dark — and calls a monster that hunts by ear and can call you in your friend's voice. Sneak, haul fragile vials, and scream at the worst possible moment.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 2–4 players
Reviews
66% of 3

An incremental swarm tower defense. Play solo or 2–4 player Steam co-op. Defend a doomed mining colony through a full campaign, infinite procedural maps and Workshop creations. Build towers. Call orbital strikes. Kill billions. The only good bug is a dead bug. Do your part!

If you loved these, you'll love this