According to data found in AdMob’s December Mobile Metrics Report (PDF Link), iPhone OS saw strong international growth during 2009, with Apple taking its place as the leading mobile device manufacturer in Latin America, Western Europe, North America, and Oceania during Q4. Overall the worldwide share of ad requests coming from either iPhone or iPod touch units increased from 9% in Q4 2008 to 36% in Q4 2009.
When considering smartphone market share only, the iPhone generated the most requests of any cell phone in the Latin America, Western Europe, Eastern Europe, North America, and Oceania markets during Q4, with an overall worldwide share of 51%. Notably, the rival Android OS platform also saw significant growth during 2009, representing 16% of worldwide smartphone ad requests during Q4 2009, compared to just 1% in Q4 2008.
.
