Online co-op Indie games

Every online co-op Indie game on Steam we know of. Add tags, a price band or a review floor to narrow it down.

Showing 361–370 of 3,528 games matching Indie, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
87% of 8

Fast-paced WWII turn-based tactics with team-based multiplayer, objective-driven battles, and a built-in map editor to create and share custom battlefields.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 1–6 players
Reviews
64% of 327

Online co-op horror for 1–6 players. Board a cursed flying ship, raid haunted graveyards for loot, and survive monsters that hear every sound. Beware of UFO abductions, grab boosters from vending machines, gamble in the onboard casino, and embrace pure chaos with friends in voice chat.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
25% of 4

Begin the journey of a nameless soul in a seamless world with a single life. Realistic combat, full city destructibility, large-scale battles, and a live economy with a complete absence of microtransactions await you.

If you loved these, you'll love this

Cleaning Up The Puzzle Gallery

✓ Deck Verified
$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
94% of 726

Cleaning Up The Puzzle Gallery is a cozy first-person organization simulator about cleaning up 5000+ puzzle pieces scattered across a gallery of ~200 famous paintings. Whether you want to relax and solve jigsaw puzzles to classical music, or min-max the fastest times, the gallery needs cleaning.

$
Released
Price
$ · Cheap
Players
👥 3–16 players
Reviews
100% of 11

Fight for survival in a fast-paced online party platformer for 3–16 players. Outlast your rivals to become the MapGod, reshape the next arena and unleash godlike powers on everyone else.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 8 players

Drop through an endless neon megacity in a brutal 2D cyberpunk arcade racer. Slow time with Focus, slam into Cyber Dive for reckless speed, chain near misses, and race up to 8 players through a music-reactive city that gets faster, louder, and meaner the deeper you fall.

$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
100% of 6

Cat Crisis is an online co-op game about being cute little cats rescuing even cuter kittens. Hide from terrifying dogs, pet frightened kittens, and rescue them to save all catkind! Play Cat Crisis with up to 4 players!

If you loved these, you'll love this

Unicycle Together

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 2–4 players
Reviews
88% of 211

A unicycle, a bomb ready to blow, and sausages struggling to balance! Cooperate with your friends or blow them up in this 2-4 player physics-based chaos game! Reach the summit before the bomb goes off. Don't fall, don't explode, and try to stay a sausage!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
18% of 122

“VESSEL” is a two-player online horror puzzle game. Experience varied puzzles, monster chases, boss battles and item collection alongside a rich story. Join forces with your friend and help the siblings escape the haunted hospital!