Online co-op Shoot 'Em Up games

Every online co-op Shoot 'Em Up game on Steam we know of, newest first. Add tags or a price band to narrow it down.

Showing 51–60 of 144 games matching Shoot 'Em Up · updated 12 Oct 2026

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
85% of 113

Explore, loot, and rush back to defend your ship against alien hordes. Solo or 4-player coop, grow stronger run after run in this frantic action roguelite with a touch of tower defense.

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$
Released
Price
$ · Cheap
Players
👥 1–4 players
Reviews
86% of 72

Hunt Zombies Together is a co-op multiplayer FPS survival horror game where you and your friends battle waves of zombies and supernatural enemies inside a cursed mansion. Can be played by 1 to 4 people.

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$
Released
Price
$ · Cheap
Players
👥 Up to 2 players
Reviews
95% of 23

ZEROAD is a fast-paced roguelite shooter. Fight your way through diverse roads and zombie hordes, growing stronger each run. Loot uniquely modified weapons, level up your character, and push further every time – play solo or in two-player co-op!

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Free
Released
Price
Free
Players
👥 Not stated
Reviews
83% of 12

Never Immortal is a fast-paced topdown shooter playable solo or in online co-op. Survive the never-ending horde of zombies and bosses in Wave Survival gamemode, or face off against your friends in the Zombie Mystery gamemode.

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$$
Released
Price
$$ · 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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$$
Released
Price
$$ · Standard
Players
👥 Up to 4 players
Reviews
100% of 1

Synthetic Paradox is a sci-fi action rogue-lite mixed with tower defense elements. Fight never-ending waves of enemies and bosses, collect items and build up your defenses alone or in co-op for up to 4 players! Discover unique combinations of towers and items to help you protect your Core!

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$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
100% of 11

Have You Been Waiting for a Modern Take on Classic Asteroid Shooters? 🚀 Your wait might just be over! Astro Busters brings you a fun space shooter with realistic physics, responsive controls and thrilling arcade action. Take on missions, upgrade your weapons, ships and fight solo or in multiplayer.

$
Released
Price
$ · Cheap
Players
👥 Not stated
Reviews
71% of 74

Defend the shores of Gallipoli against landing forces in this WWI FPS game, as the enemy attacks you with troops, armored cars, planes, battleships and more! Use the iconic WWI weapons, prepare your defenses with mines, explosives and bonuses!

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$
Released
Price
$ · Cheap
Players
👥 Up to 4 players
Reviews
77% of 599

4-player co-op, zombie slaying, base building, boss battling mayhem! Cleanse the infected wave by wave and upgrade your base with traps & defenses in Ultimate Zombie Defense 2!

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$
Released
Price
$ · Cheap
Players
👥 Up to 8 players
Reviews
100% of 2

Battle increasingly difficult waves of holiday-themed enemies with up to 7 friends! Use points to purchase new weapons and unlock new areas which will help you in surviving as many waves as possible.

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