Killing Floor cover
SeriesKilling Floor

Killing Floor

Critic score5 critics
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First release
May 14, 2009
Genres
Shooter · Action, Science fiction, Horror, Survival
Platforms
PC (Microsoft Windows), Mac, Linux

Killing Floor is a Co-op Survival Horror FPS set in the devastated cities and countryside of England after a series of cloning experiments for the military goes horribly wrong. You and your friends are members of the military dropped into these locations with a simple mission: Survive long enough to cleanse the area of the failed experiments!

Also known as KF, 킬링 플로어, 킬플, KillingFloor.exe

Attributes

No Attributes added.

Details

Storyline, release dates, time to beat, age ratings, modes, links, keywords

Release dates
PC (Microsoft Windows)
May 14, 2009
Mac
May 19, 2010
Linux
Nov 2012
Time to beatIGDB · recorded
Main Story
35h
Main + Extras
60h
Age ratings
PEGI 18ESRB M
Game modes
Co-operative, Multiplayer, Single player
Perspective
First person
Keywords
modern warfare, post-apocalyptic, bloody, steam, halloween
… All 47, achievements, bullet time, apocalypse, mutants, online, steam trading cards, survival horror, nudity, slow-motion, cross-platform multiplayer, darkness, explosion, steam achievements, digital distribution, modern military, steam workshop, bink video, cameo appearance, extreme violence, retail games with steam activation, ragdoll physics, downloadable content, melee, difficulty level, steam play, rock music, survival mode, non-linear storytelling, valve anti-cheat, horde mode, power of friendship, undead invasion, dual wielding, bots, strategic dismemberment, text dialogue, fully customizable controls, swarming enemies, mp7, novint falcon support, gamingator, stalker

At a Glance

Critic Score
68
Main Story (IGDB)
35h
Main + Extras (IGDB)
60h
OverviewHow it playsMediaCommunityBehind the gameRelated

Overview

Steam review summary

Steam users rate this Overwhelmingly Positive, 39,886 reviews in all languages, recorded 16 October 2026

Valve's summary of Steam user reviews. Valve counts only reviews from purchases on Steam, not key activations, and leaves out review periods it has marked as off-topic. It isn't part of the CritScore score.

Review summary: SteamSteam data provided via the Steam Web API (opens in a new tab)Not affiliated with Valve →

Multiplayer

  • Online multiplayerIGDB · 27 Oct
  • Online co-opIGDB · 27 Oct
  • LAN co-opIGDB · 27 Oct
  • Co-op campaignIGDB · 27 Oct
  • Drop-in, drop-out co-opIGDB · 27 Oct

Feature data: IGDB

About storefront and compatibility information

Compatibility, feature and availability information shown on this page is recorded from the storefronts and services named against each fact, on the dates shown. Steam and the Steam logo are trademarks of Valve Corporation; Steam data is provided via the Steam Web API. Other product and service names are trademarks of their respective owners. CritScore is not affiliated with, endorsed by, sponsored by or certified by Valve Corporation or any other storefront or platform holder, and does not itself test or certify any game.