Released Dec 17, 2014 $4.99 Mostly Positive Counts toward your Steam games

Dead Effect

By BadFly Interactive, a.s.

Zombies FPS Action Horror Shooter Singleplayer Multiplayer Indie SurvivalSci-fiGoreFirst-Person

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Followers —

Reviews 2,936 Mostly Positive

Players yesterday 6 at the busiest moment

Owners 200K–500K estimated

Dead Effect is a game tagged Zombies, FPS and Action by BadFly Interactive, a.s., released Dec 17, 2014. It has 2,936 Steam reviews (Mostly Positive). It has an estimated 200K–500K owners on Steam. The Steam games most like it include Dead Effect 2, Abandoned Below and KILLGUN.

Fight for your life in the INDIE SCI-FI FPS game fit for both casual and hard-core gamers with a passion for hunting down hordes of zombies. Prepare yourselves for the incoming nightmare!

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<a href="https://launchrivals.com/games/286040-dead-effect"><img src="https://launchrivals.com/games/286040/badge.png" alt="Dead Effect launch date" width="320" height="84"></a>

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Dead Effect 2 91% match · Zombies, FPS, Action
Abandoned Below 85% match · Zombies, FPS, Action
KILLGUN 85% match · Zombies, FPS, Action
Masked Forces: Zombie Survival 84% match · Zombies, FPS, Action
Red Rage 82% match · Zombies, FPS, Action
NO EXIT 82% match · Zombies, FPS, Action
Call of Duty: World at War 81% match · Zombies, FPS, Action
Zombies on a Plane 81% match · Zombies, FPS, Action
Field of the Dead 80% match · Zombies, FPS, Action
FIRESTORM DEADLAND 79% match · Zombies, FPS, Action

Steam data

Everything Steam lists for Dead Effect · record updated 22 hours ago

Steam store

Overview

App ID286040

Release dateDec 17, 2014Early Access Jan 1, 1970

Last change number40225600

Last record update22 hours ago

App type: Game
Developer: BadFly Interactive, a.s.
Publisher: BadFly Interactive, a.s.
Steam profile: Counts toward game count and achievement totals · checked Nov 1, 2025
Metacritic: 59
Website: deadeffect.com

Language	Interface	Full audio	Subtitles
English	Yes	Yes	Yes
German	Yes		Yes
Spanish - Spain	Yes		Yes
Czech	Yes		Yes
Hungarian	Yes		Yes
Russian	Yes		Yes

Windows macOS

Steam Deck: Playable
Controller: Partial support

Single-playerSteam AchievementsSteam Trading CardsSteam CloudStatsSteam LeaderboardsFamily SharingPartial controller support

Prices

Price · US$4.99

On sale0 of 40regions right now

Lowest seen · US$4.99Oct 24, 2026

Checked14 hours agoin 40 regions

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Every price change is kept from Oct 24, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
475617	public	Oct 24, 2026

Packages & DLC

ID	Name	Games	Price (US)
39667	Dead Effect	1	$4.99
8922 Bundle	Dead Effect Trilogy	3	$37.77

Depots

ID	Name	Systems	Size	Download	Manifest
286041	—	Windows	2.95 GB	1.34 GB	1486602987121394089
286042	—	macOS	3.00 GB	1.38 GB	8311989298513622307

Branch	Build	Updated	Access
public	475617	—	Open

Configuration

Install foldersteamapps/common/DeadEffect

Executable	Arguments	Systems	Description
DeadEffect.exe		Windows	Launch
DeadEffect.app		macOS	Launch

Space per player1.0 MB

Filesup to 3

Save locations2

Root	Path	Pattern	Systems
WinAppDataRoaming	BadFlyInteractive/DeadEffect1	*.dat	Windows
MacAppSupport	DeadEffect1	*.dat	MacOS

Achievements

Achievements610 hidden

Most unlocked55.5%Sleeping Quarters - Awakening

Rarest3.3%Zombie overseer

Sleeping Quarters - Awakening Finish the mission at the basic level of difficulty. 55.5%
Communication Hub - Welcome back Finish the mission at the basic level of difficulty. 38.6%
Eagle eye Kill 100 monsters with headshots. 30.2%
DTox Center - Back in the fight Finish the mission at the basic level of difficulty. 27.7%
DTox Center - Lie down and stay there Kill at least 5 zombies at the same time without reloading. 27.7%
Data Fields - Double trouble Finish the mission at the basic level of difficulty. 23.4%
Data Fields - Weapon specialist Kill at least 7 enemies with headshots. 23.3%
Communication Hub - I need money Collect all credits in the whole level. 18.3%
Zombie slayer Killing 500 zombies. 18.3%
Communication Hub - Save my life Eliminate the combat turret without getting hit. 16.9%
Data Fields - Area clear Kill all the contaminated to clear the whole area. 16.9%
Cargo Bay - One way to end Finish the mission at the basic level of difficulty. 16.9%
Stungun rookie Killing 50 zombies with the stungun. 16.1%
Propulsion Shaft - Lab rat Finish the mission at the basic level of difficulty. 15.7%
Zombie destroyer Killing 1000 zombies. 14.7%
Propulsion Core - Way to hell Finish the mission at the basic level of difficulty. 14.7%
Decontamination Zone - Live to fight again Finish the mission at the basic level of difficulty. 14.5%
Zero Laboratory - Man of the people Finish the mission at the basic level of difficulty. 14.2%

All 61 achievements

Arterial Passage - Army of darkness Finish the mission at the basic level of difficulty. 14%
Inner Net - The darkest hour Finish the mission at the basic level of difficulty. 13.8%
Propulsion Shaft - Be perfect Use all the augmentation terminals. 13.6%
System Core - System shock Finish the mission at the basic level of difficulty. 13.5%
Man of steel Complete game on basic difficulty. 13.5%
Propulsion Core - I want to be the best Find and use all the augmentation terminals. 12.7%
Decontamination Zone - Don't need my ability Finish the mission without using the special ability. 11.9%
Sleeping Quarters - Immortal Use the healing terminal when you have only the last segment on the health bar. 10.3%
AlphaComplex - Death on arrival Survive within the specified time limit. 9.7%
Stungun novice Killing 100 zombies with the stungun. 9.7%
AlphaComplex - The final sacrifice Survive within the specified waves of infected enemies. 9.5%
Take it to the max Upgrade at least one weapon up to the maximum of all your values. 9.5%
DTox Center - Nothing to sacrifice Eliminate the miniboss without getting hit. 9.2%
Arterial Passage - Don't waste my time Eliminate all the combat turrets without getting hit. 9.2%
I like healing Use the regeneration chamber 20 times. 7.6%
Zero Laboratory - Bull's-eye Kill at least 6 zombies with headshots without reloading. 7.4%
Nexus - First blood Survive within the specified time limit. 6.9%
Nexus - Fight to the end Survive within the specified waves of infected enemies. 6.6%
Hangar13 - Last man standing Survive within the specified time limit. 6.5%
Treasure hunter You must collect 500.000 of all available credits in whole game. 6%
Isolation - Out of justice Survive within the specified time limit. 6%
DeltaSector - Cowboys from hell Survive within the specified time limit. 5.9%
Isolation - Believe in a hero Survive within the specified waves of infected enemies. 5.9%
Nucleus - Born to raise hell Survive within the specified time limit. 5.8%
DeltaSector - Shadow of death Survive within the specified waves of infected enemies. 5.7%
Nucleus - Living legend Survive within the specified waves of infected enemies. 5.7%
Hangar13 - Man of honor Survive within the specified waves of infected enemies. 5.7%
Sleeping Quarters - Stungun specialist Use only the stungun to finish the mission. 5.6%
Inner Net - Specialist Finish the mission using only one type of the weapon. 5.1%
Propulsion Shaft - Shake it baby Kill 10 zombies with headshots using your special ability. 4.8%
Arterial Passage - Running man Finish the mission without using the special ability or healing terminals. 4.7%
I am legend Complete game on new game plus difficulty. 4.4%
Cargo Bay - I don't like healing Finish the mission without using the healing terminal. 4.3%
Decontamination Zone - You cannot kill me Finish the mission without losing any health. 4.3%
Stungun master Killing 500 zombies with the stungun. 4%
Zombie champion Killing 5000 zombies. 4%
System Core - Take him down! Finish the mission without using the healing terminal. 4%
System Core - Smash and burn baby Finish the mission in less than 7 minutes. 3.9%
Cargo Bay - Shoot 'em down Finish the mission using only the secondary weapon. 3.7%
Zero Laboratory - I have everything Finish the mission with the success rate exceeding 85%. 3.7%
Inner Net - That was easy Finish the mission without losing any health. 3.6%
Propulsion Core - Hurry up Finish the mission in less than 10 minutes with the success rate exceeding 75%. 3.4%
Zombie overseer Killing 10000 zombies. 3.3%