Released Dec 8, 2020 $4.99 Very Positive Counts toward your Steam games

Ultimate Zombie Defense

By Terror Dog Studio

Action Casual Zombies Online Co-Op Tower Defense Co-op Top-Down Shooter Gore SurvivalMultiplayerStrategyAdventure

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Followers —

Reviews 1,412 Very Positive

Players yesterday 15 at the busiest moment

Owners 200K–500K estimated

Ultimate Zombie Defense is a game tagged Action, Casual and Zombies by Terror Dog Studio, released Dec 8, 2020. It has 1,412 Steam reviews (Very Positive). It has an estimated 200K–500K owners on Steam. The Steam games most like it include VERSUS SQUAD, Dead Motherland: Zombie Co-op and Horror Defense.

Team up or face it alone in this top down zombie slaying defense adventure! Featuring up to 4 player online co-op, cleanse the infected wave by wave and upgrade your base with traps & defenses to build the Ultimate Zombie Defense. Can YOU stop them?

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<a href="https://launchrivals.com/games/1035510-ultimate-zombie-defense"><img src="https://launchrivals.com/games/1035510/badge.png" alt="Ultimate Zombie Defense launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/1035510-ultimate-zombie-defense"><img src="https://launchrivals.com/games/1035510/badge.png?theme=light" alt="Ultimate Zombie Defense launch date" width="320" height="84"></a>

VERSUS SQUAD 86% match · Action, Zombies, Online Co-Op
Dead Motherland: Zombie Co-op 82% match · Action, Zombies, Online Co-Op
Horror Defense 82% match · Action, Casual, Online Co-Op
Yet Another Zombie Defense HD 81% match · Action, Zombies, Online Co-Op
Farmkill Remastered 76% match · Action, Casual, Zombies
Zombie Apocalypse Together 74% match · Action, Zombies, Online Co-Op
Zombie Emperor 74% match · Action, Casual, Zombies
Z-Company 74% match · Action, Casual, Zombies
Zombie Builder Defense 74% match · Action, Zombies, Online Co-Op
Defense the Farm 74% match · Action, Casual, Zombies

Steam data

Everything Steam lists for Ultimate Zombie Defense · record updated 17 hours ago

Steam store

Overview

App ID1035510

Release dateDec 8, 2020

Last change number39323160

Last record update17 hours ago

App type: Game
Developer: Terror Dog Studio
Publisher: Terror Dog Studio
Steam profile: Counts toward game count and achievement totals · checked Nov 1, 2025
Technologies: Unity detected

Windows macOS

Steam Deck: Playable

Single-playerMulti-playerCo-opOnline co-opSteam AchievementsSteam LeaderboardsSteam CloudFamily Sharing

Prices

Price · US$4.99

On sale0 of 41regions right now

Lowest seen · US$4.99Oct 25, 2026

Checked1 day agoin 41 regions

PeruS/.PEN

Every price change is kept from Oct 25, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
17781963	public	Mar 19, 2025

Packages & DLC

ID	Name	Price (US)
1541180	Not on the store yet	—

Depots

ID	Name	Systems	Size	Download	Manifest
228988	— shared from 228980	Windows	—	—	—
1035511	—	Windows	2.05 GB	1.71 GB	7259979145434964070
1035512	—	macOS	2.06 GB	1.72 GB	2104139748513865457
1035513	—	Linux	2.18 GB	1.77 GB	6371028518825815174
1035514	—	Windows	2.05 GB	1.71 GB	7941478027205818701

Branch	Build	Updated	Access
public	17781963	Mar 19, 2025	Open

Configuration

Install foldersteamapps/common/Ultimate Zombie Defense

Executable	Systems	Description
UltimateZombieDefense_64.exe	Windows · 64-bit	Windows x64 launcher
UltimateZombieDefense.app	macOS	Mac universal launcher
UltimateZombieDefense	Linux	Linux 64bit launcher
UltimateZombieDefense_32.exe	Windows · 32-bit	Windows x32 launcher

Space per player64.0 KB

Filesup to 5

Save locations4

Root	Path	Pattern	Systems
WinAppDataLocalLow	TerrorDogStudio/Ultimate Zombie Defense/steam_userdata/{64BitSteamID}	*.save	Windows
WinAppDataLocalLow	TerrorDogStudio/Ultimate Zombie Defense/steam_userdata/{64BitSteamID}	*.json	Windows
MacAppSupport	TerrorDogStudio/Ultimate Zombie Defense/steam_userdata/{64BitSteamID}	*.save	MacOS
MacAppSupport	TerrorDogStudio/Ultimate Zombie Defense/steam_userdata/{64BitSteamID}	*.json	MacOS