Online co-op Indie games

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

Showing 1661–1670 of 1,911 games matching Indie · updated 12 Oct 2026

Filters: Indie × Clear all
$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
58% of 39

To those who will become investigators at our research institute, Our institute conducts research on mysterious phenomena and grudges that occur in schools. As an investigator, you will carry out field surveys, but it is a simple job that even those with no experience can perform.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 5 players
Reviews
42% of 21

Dive into heart-pounding terror with our CO-OP horror experience for 5 PLAYERS. Uncover chilling mysteries, face unspeakable horrors, and survive together in this intense collaborative nightmare. Will your team escape the shadows, or succumb to the darkness that lurks within?

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
81% of 435

The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with mod support and PvP/co-op multiplayer. You're going to need a bigger ship.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
68% of 73

Inside the Labs is a 1-4 player online co-op survival horror game. Take on the role of teenage explorers as you venture into abandoned labs, following reports of failed human experiments.

If you loved these, you'll love this

$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
84% of 583

Compete against friends in games filled with unpredictable twists and turns. Roll the dice to gather resources and test your adaptability. Lead your kingdom to success through military power, religious knowledge, or architectural ingenuity.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
87% of 8

Brutal Ball is a retro-styled shooter-sport hybrid where players can kill each other with gauntlet weapons or giant controllable spiked balls of destruction. Players strive to work together and dominate a match scoring goal after brutal goal.

If you loved these, you'll love this