Online co-op Auto Battler games

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

Showing 1–10 of 54 games matching Auto Battler Β· updated 12 Oct 2026

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Free
Released
Price
Free
Players
πŸ‘₯ Not stated
Reviews
83% of 6

An online idle auto-battler that lives on your taskbar. Build your party, upgrade and ascend heroes, collect tradable loot and push deeper into endless expeditions and dungeons.

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$
Released
Price
$ Β· Cheap
Players
πŸ‘₯ Not stated
Reviews
70% of 24

"Girls vs Zombies": Multiplayer cooperative 3D tower defense. Grab your gun and fight with friends against Eastern and Western demons, or oversee and deploy beautiful girls, defending against zombie waves with swords, guns, and magic!

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$
Released
Price
$ Β· Cheap
Players
πŸ‘₯ Not stated
Reviews
82% of 96

Work together in this new online multiplayer game to defeat the Herald of the End Times and prevent the destruction of our world! Cultivate, train and craft to become the Main Character of this new world! ZERO P2W or P2Progress. Cosmetics/Support packages only provide flair or GLOBAL bonuses.

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$
Released
Price
$ Β· Cheap
Players
πŸ‘₯ Up to 2 players
Reviews
100% of 1

Welcome to the ultimate battle between the Fruit and hordes of monstrous invaders. Take command as a master strategist: recruit powerful fruit warriors, equip them with devastating gear, build the ultimate team, and defeat massive bosses.

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Free
Released
Price
Free
Players
πŸ‘₯ Up to 20 players
Reviews
63% of 238

Turn your desktop into a living racetrack with this online idle racing management game. Build your garage, equip parts, and watch your cars run championships on their own. And whenever you like, take the wheel in Driving Mode against up to 20 players.

$
Released
Price
$ Β· Cheap
Players
πŸ‘₯ Not stated
Reviews
100% of 2

A auto battle reverse bullet hell. In Slay The Hero you choose your units and then send them out against the hero to destroy them. A variety of units will be at your disposal to slay the hero.

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Free
Released
Price
Free
Players
πŸ‘₯ Not stated
Reviews
57% of 19

Awaken as a vampire in this dark gothic idle RPG. Rest in the crypt, harvest raw blood, refine powerful phials of vitae, and upgrade your gear in the Sanguine Sanctum. Unleash your dark arts in tactical combat, dominate the Crimson Market, and build your eternal coven.

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$
Released
Price
$ Β· Cheap
Players
πŸ‘₯ Up to 2 players
Reviews
71% of 14

Build and rearrange a tower packed with spells, creatures, relics and defenses in this Auto Battler. Chain positional bonuses, adapt to every shop, then battle real player-made towers in ranked asynchronous PvP solo or with a friend in online CO-OP.

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$
Released
Price
$ Β· Cheap
Players
πŸ‘₯ Not stated

Echoes of Formation is a strategy auto-battler for 1v1 to 5v5 matches and friend multiplayer. Adjust positioning, forge gear, and pick runes in the prep phase. Manage economy and focus-fire targets to deplete the enemy's team health over multiple rounds and claim ultimate victory!

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