Android (operating system) store, and by September 2013, one billion Android devices have been activated. , the Google Play store has over 2.7 million Android applications published, and , apps have been downloaded more than 65 billion times. The operating system's success has made it a target for patent litigation as part of the so-called "smartphone wars" between technology companies. Android devices account for more than half of smartphone sales in most markets, including the US, while "only in Japan was Apple on top" (September–November 2013 numbers). At the end of 2013, over 1.5 billion Android smartphones have been sold in the four
Market share of personal computer vendors Market share of personal computer vendors The annual worldwide market share of personal computer vendors includes desktop computers, laptop computers and netbooks, but excludes mobile devices, such as tablet computers that do not fall under the category of 2-in-1 PCs. Sales volume worldwide grew rapidly in the late 1990s but declined during the early 2000s recession. Sales increased again for the rest of the decade though more slowly in the late 2000s recession. After a substantial growth into 2010, sales volume has remained fairly stable, until a substantial dip starting in 2013. (*) Figures include desktop PCs, mobile PCs, and