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 421–430 of 3,528 games matching Indie, newest first · updated 13 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
100% of 11

A top-down co-op action roguelike where horde-slaying combat meets a real dungeon crawl. Fight with swords, bows, spells, or bare fists, manual or full auto-aim, solo or with a friend. Just climb faster than your shard-fire burns. The dark is hungry.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
0% of 1

Run your own hotel — solo or in 1–4 player online co-op. Check guests in, cook and serve, run the spa and pool, hire staff, and upgrade your rooms from Standard to Luxury... before it all spirals into glorious chaos.

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Free
Released
Price
Free
Players
👥 Up to 8 players
Reviews
70% of 10

A free-to-play strategy card game where five nations wage war. Build a deck around your Leader, then battle through ranked duels, a 100-floor roguelike, co-op bosses, and clan wars, plus Leader Clash, a full auto-battler mode built into the game.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Up to 7 players
Reviews
100% of 6

Nebulis Entity is a first person spaceship crew simulator, with support for online co-op. Maintain your vessel, track down and decode alien signals, and venture as far as you can - while doing your best to prevent your ship from falling apart around you.

If you loved these, you'll love this

Lost Vessel

Crossplay
Free
Released
Price
Free
Players
👥 2–4 players
Reviews
73% of 87

Idle sci-fi RPG where combat actually matters. Crash-landed on an alien world, you rebuild through five skills, melee/ranged/void-magic combat, and a server-wide world boss. Progress keeps going while you're AFK. Solo, co-op, or faction raids. Free to play. No pay-to-win.

If you loved these, you'll love this

Free
Released
Price
Free
Players
👥 Not stated
Reviews
25% of 12

Raise your tiny puppy Hwanggu as a Warrior, Rogue, or Mage in this Korean-style idle RPG. Unlock 6 advanced classes at Lv.40, conquer 14 dungeons and the 80-floor Tower of Trials, build your farm, and team up for raids, PVP, and guild wars. Your pet illustration evolves with every gear change.

If you loved these, you'll love this