In June 2011, PC World reported that traditional anti-virus software had started to lose market share to freemium anti-virus products. By September 2012, all but two of the 50 highest-grossing apps in the Games section of Apple's iTunes App Store supported in-app purchases, leading Wired to conclude that game developers were now required to choose between including such purchases or foregoing a very substantial revenue stream.
In June 2011, PC World reported that traditional antivirus software was losing ground to freemium versions. By September 2012, nearly all of the top-grossing games on Apple's App Store were incorporating in-app purchases, prompting Wired to conclude that game developers had a choice: include these purchases or miss out on significant revenue.