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 1531–1540 of 3,528 games matching Indie, newest first · updated 13 Oct 2026

Filters: Indie × Clear all
Filter by tag, price, players or reviews

Hellbreach: Vegas

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 1–4 players
Reviews
73% of 507

Hellbreach: Vegas is a Wave-based First-Person Shooter for 1-4 players, made with passion by a one man dev team! Set your loadout, kill, and earn cash. Take a spin on the various slot machines and level up to improve your survival chances. Are you ready to try your luck?

If you loved these, you'll love this

Train Valley World

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Not stated
Reviews
69% of 249

Train Valley World is an engrossing transport tycoon inspired by the genre classics. Build and manage efficient railroads across the globe, create sophisticated logistics chains, design your own levels, and become a business mogul – solo or in multiplayer!

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
85% of 14

✓ RANDOMIZED WORLDS & ROGUELIKE GAMEPLAY ⚔️ Each adventure is unique thanks to randomized worlds. A challenging game play with roguelike elements will put your skills to the test. Play as Mage, Hunter, or Ronin!

If you loved these, you'll love this

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

Your sister has recently gone missing at the nearby metro station. After several more reports of weird occurrences, it is agreed to abandon and close the platform. From hearing the news of losing your sister, every night you have been searching the platform for any clues on her disappearance.

If you loved these, you'll love this

$
Released
Price
$ · Cheap
Players
👥 Not stated

Type: Science fiction and theology style FPS multiplayer shooting game; Topic: Discovering the Truth of the Universe in the Future of Humanity and Its Impact on the Evolution of Human Bones; Modes: PVE (Gun Shooting Battle and Summoning Flying Shuttle Battle), PVP (Gun Shooting Battle).

If you loved these, you'll love this

Shattered Void

Deck PlayableCrossplay
Free
Released
Price
Free
Players
👥 Not stated
Reviews
72% of 97

Space MMORPG where players can fly on different ships, collecting devices, subsystems and navigations or finding new weapons that will serve in battles. Take part in battles, explore the world, mine ore, trade, fight and build your own clan with a station.

If you loved these, you'll love this

Retail Company Simulator

Deck Playable
$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
90% of 606

Run your retail company. Sign contracts with leading brands, order products, hire workers, expand your store, and never let your customers leave the store empty-handed. Play with friends or go solo, and enjoy the growth of your shop.

If you loved these, you'll love this