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DeadOS

DeadOS is an early access zombie outbreak simulator by Benn Powell that focuses on city-wide scenarios where you have access to fully customize your apocalypse experience from beginning to end. Simulation. Sandbox. Survival!

Steam Page
Developer
Benn Powell
Publisher
Benn Powell
Release
April 29, 2021
5 years and 95 days ago
Steam Reviews
Very Positive181 reviews98.9%

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Notes
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Updated: Jul 11, 2026Developer scaleThe operating scale of the game's developer.
Updated: Jul 11, 2026Publisher scaleThe operating scale of the game's publisher.
Updated: Jul 11, 2026Publisher statusHow the game's publishing relationship is classified.
Search Google: How is DeadOS and Benn Powell funded?FundingThe known source of funding behind the game.
Search Google: Who controls the creative direction and IP for DeadOS and Benn Powell?Creative controlWho appears to retain creative control of the game.
Updated: Jul 11, 2026Release statusWhether and how the game has been released.

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About the Game

Simulation.
Sandbox.
Survival.

DeadOS is an early access zombie outbreak simulator that focuses on city-wide outbreak scenarios where you have full access to customization of the experience from beginning to end, made by indie game developer and randomizer creator Benn Powell.

Build your own zombie apocalypse! Do you want slow, shambling hordes that consume the living, or a fast, rapidly spreading infection that doesn't allow time to react?

Features



  • Up to 25,000 humans simulated in a city area of up to 900 city blocks.
  • Nearly every element of the simulation is adjustable. Zombie speed. Human Accuracy. Ammunition.
  • Take remote control of any individual during any point of the simulation, whether they are survivor or infected.
  • Create your own city blocks to personalize the city
  • Adjustable simulation speed to optimal performance for your machine.
  • Retro visual style
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