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Cat Undead Island is a co-op island survival game where cute cats fight the undead. Build defenses by day, survive zombie waves by night, craft weapon parts, recruit AI cat companions, and explore dungeons across an 8x8 island world - solo or with up to 4 players.
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Cat Undead Island
SteamAbout Cat Undead Island
Survive the night. Save the cats.
A zombie outbreak has swept the archipelago. Lead a squad of cats across an 8x8 island world, gathering resources by day and holding the line when night falls.
Key Features
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Day/Night Survival - Gather, build, and prepare before the timer hits zero. Then defend your base core against escalating zombie waves.
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Build Your Defenses - Fences, walls, turrets, traps, and utilities. Unlock blueprints and place them with a quick-slot system.
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Modular Weapons - Pistol, rifle, shotgun, and melee. Customize with scopes, muzzles, grips, magazines, and stocks across five rarity tiers.
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AI Cat Companions - Rescue infected cats, recruit healers and assault cats, and command them with a radial wheel.
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Islands & Dungeons - Resource islands, shop islands, a storm island, a boss island, and themed dungeons: Trap Trial, Rune Sequence, Escape Rush.
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Co-op for up to 4 - Online multiplayer. Every cat counts.
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