According to the latest market share survey from NetMarketShare (netmarkeshare.com), the market share for Mac OS X and iOS both dipped in November.
According to the report, among desktop operating systems, Mac OS X had 6.99 percent of the global market share in November compared to eight percent percent in October (that’s global market share; in the US it’s over 14%). Eight percent was an an all-time high by NetMarketShare’s measurements. Windows remains dominant with 91.39 percent as of November. That's up from 90.42 percent in October.
iOS had 40.82 percent of the mobile operating system market share in November, down from 41.55 percent in October. This compares to 52.14 percent for Android, 2.60 percent for Windows Phone, and 1.71 percent for Java ME. The all-time high for iOS was in July 2012 with 65.94 percent.
NetMarketShares’ monthly surveys don’t measure market share in terms of computer systems sold. Instead they sample data from visitors to some 40,000 web sites operated by their clients. And note that NetMarketShare’s numbers don’t equate to sales.