BioShock™2K Australia·2KReleased 21 Aug 2007·App 7670Steam user reviewsVery Positive94.0%· 32.3K reviewsRecent Very Positive · 86%SteamPeaks Rating93.6 Very positiveRecent 30 days 78.9How it worksPlaying now56−20 vs. yesterday2.1%of peakAll-time peak2,625Aug 2014