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 901–910 of 3,535 games matching Indie, newest first · updated 14 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
85% of 34

Animic ! is a fast-paced monster battle royale where you cast spells with your voice. Summon creatures, shout your attacks, and fight to be the last summoner standing. Unlock new monster and player skins as you climb to the top!

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$
Released
Price
$ · Cheap
Players
👥 3–15 players
Reviews
0% of 1

UNKNOWN FACES is a 3–15 player multiplayer social deduction game inspired by the Mafia party game, reimagined with darker themes and deeper strategy. Lies, manipulation, and betrayal fuel every round as players deceive, outsmart, and expose one another in a fight for survival.

If you loved these, you'll love this

Arcane Rivals

Deck Playable
$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
89% of 46

Arcane Rivals is a combo‑driven, voice‑interactive PvP fighter. Weave hand signs, then speak the spell into your mic to unleash anime‑inspired techniques. Chain, counter, and outplay in fast duels where precision, timing, and clear calls decide the winner.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 1

Idle Simulator. When you open the game, you get a little pet that idles on your desktop. You can also think of it as yourself idling. Idling means imagining, and imagination brings infinite possibilities. Perhaps you might even adopt one, two, or three pets — or maybe… friends?

The Backrooms Deluxe 2

Deck Playable
Free
Released
Price
Free
Players
👥 Not stated
Reviews
50% of 739

A roguelite multiplayer Backrooms game that bases itself on The Backrooms Deluxe's levels and expands on the mechanics, levels, networking and enemy AI.

If you loved these, you'll love this

Cannoneer

Crossplay
$$
Released
Price
$$ · Standard
Players
👥 Not stated

Bang bang! Cannoneer puts you in control of massive cannons, blasting thru several campaigns of fully destructible environments! VR and Flatscreen supported, as well as full crossplay between Meta Quest and Android Mobile users.

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