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 2541–2550 of 3,543 games matching Indie, newest first · updated 15 Oct 2026

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Colony Siege

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 2 players
Reviews
91% of 199

Colony Siege combines the best of RTS and tower defense, including base building, mazing, and unit physics. Defend Earth's remaining colonies using an arsenal of deadly weapons to torch, slice, throw, and impale swarms of alien invaders.

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Craftopia

Deck Playable
−40%
$$
Released
Price
$$ · Standard · On sale −40% until 22 Oct
Players
👥 Not stated
Reviews
76% of 17,727

Craftopia is the brand new multiplayer survival action game made in Japan. We combined many features we find enjoyable, such as hunting, farming, hack-and-slash, building, automation to develop this game.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
0% of 1

Alias is an abstract game designed for a company of at least 4 people. This is exactly what will help to distract yourself from the external fuss. Guess the guessing word through associations and explanations. Spend time playing in the same room, or play it online from a distance.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
40% of 110

Stone Rage is a prehistoric, open-world survival game. Play as a Cro-Magnon or Neanderthal and shape-shift into beasts as you secure your place in a harsh landscape of dangerous animals, scarce resources, and unforgiving climates. Make friends and enemies. Build. Fight. Survive.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
50% of 16

An open-world fantasy adventure/RPG. Alone or with others, work to defeat a long-forgotten evil that threatens Aellion’s very existence. Embark on quests, solve puzzles, and fight monstrous enemies. Join us on our Early Access journey and help make Aellion an adventure to remember!

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