Killing FloorTripwire InteractiveReleased 14 May 2009·App 1250Steam user reviewsOverwhelmingly Positive95.2%· 69K reviewsRecent Overwhelmingly Positive · 99%SteamPeaks Rating95.7 Overwhelmingly positiveRecent 30 days 92.0How it worksPlaying now298−24 vs. yesterday1.4%of peakAll-time peak21,151Jul 2013