Zombie Shooter 2Sigma Team Inc.Released 23 Sep 2009·App 33180Steam user reviewsMostly Positive78.6%· 896 reviewsRecent Overwhelmingly Positive · 100%SteamPeaks Rating76.6 PositiveRecent 30 days —How it works ›Playing now3+3 vs. yesterday6.1%of peakAll-time peak49May 2017