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 111–120 of 1,911 games matching Indie · updated 12 Oct 2026

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
14% of 7

Reclaim a world overrun by a rogue AI in this free-to-play 2.5D isometric MMORPG. Transform into a cyborg and hunt robots and combat drones across New Delhi, Lahore, Dhaka, Manila, Washington, D.C., and beyond. Laria, your AI companion, listens and answers aloud. No time limits or subscriptions.

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

Mine the belts, colonize distant worlds, and choose your allies as three rival factions fight over a fractured frontier, then prestige through five starships and lead a joint fleet against the invading Dominion.

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$
Released
Price
$ · Cheap
Players
👥 2–4 players

A roguelite tower defense where every tower is a card you keep all run, and a duplicate levels it up on the spot. Chain elemental reactions, find relics that change your plans, and face 12 bosses with their own mechanics on procedural voxel battlefields. Solo or 2-4 player online and LAN co-op.

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$
Released
Price
$ · Cheap
Players
👥 1–6 players
Reviews
40% of 5

A tower defense roguelite where every run deals you a different hand. Build towers, upgrade your hero with random card draws, and hold the line against waves of monsters. Play solo or in online co-op with friends.

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$
Released
Price
$ · Cheap
Players
👥 Up to 6 players
Reviews
100% of 1

SOMNIUS is a chaotic co-op extraction game for up to 6 players. Dive into collapsing dreams, turn anything into ammo, feed the portal to buy more time, and save the Dreamer before the dream burns away.

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Free
Released
Price
Free
Players
👥 Up to 9 players
Reviews
77% of 84

Curve Fever is a high-energy multiplayer snake-like game with powers, easy to learn and hard to master. Steer your ship, avoid deadly trails, steal points, and outplay up to 9 opponents in fast-paced online arenas. Climb the ranked ladder, level up, and unlock new powers.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 2

You are the virus. Survive a hostile network in this neon bullet-heaven roguelite. Dodge security swarms, evolve 22 automatic payload weapons, and build a screen-clearing outbreak solo or in online co-op. Fifteen minutes is only the beginning.

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$
Released
Price
$ · Cheap
Players
👥 2–8 players

What the Frog! Who Kicked the Can? is a 2–8 player asymmetrical hide-and-seek party game. Humans shrink to hide anywhere in the map, kick cans to create smoke screens, and rescue teammates. The Frog marks and drags targets away with its tongue, while the fight over a single can decides who wins.

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 3

Aim your balls, trigger the chaos, knock your rivals off the arena. An online arena roguelite where every turn adds an absurd power and nothing ever goes to plan.

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