InMobi Mobile Insights Report: Global Edition January 2011

North American smart phone ad impressions increase by 2 billion in 90 days;

Android OS surges past Apple iOS into top position with 36.8% market share

Mar 08, 2011, 09:00 ET from InMobi

SAN MATEO, Calif., March 8, 2011 /PRNewswire/ -- Today, InMobi, the world's largest independent mobile ad network, reveals its monthly network data analysis findings in its Mobile Insights Report: Global Edition January 2011.  The largest global monthly report of its kind, based on a reach to over 200 million consumers through 31.5 billion monthly mobile advertising impressions, unveils that consumers are rapidly transitioning globally to smart mobile devices as a primary means of consuming digital content.  The total number of mobile advertising impressions grew by a record 31% globally (October 2010 to January 2011), driven by the skyrocketing number of smartphone impressions which increased by 5.8 billion during the period.

The Android platform experienced the most aggressive growth in the smartphone category, with a significant market increase from 4.8% to 13.5%, a point change of +8.6.  The Android platform now hosts three billion monthly impressions.  iPhone OS also continues to grow, but at a much slower rate, with share gains +1.7 pts.

Commenting on the study, James Lamberti, VP Global Research & Marketing at InMobi, comments: "2011 has initiated a massive global consumer transition to high-quality smart devices.  This trend will define the next phase of mobile advertising growth for InMobi with smart phone impressions becoming the majority of our inventory globally, not just in the US and Europe."

Global OS Share January 2011



% share

Point change

Nokia OS




Symbian OS




iPhone OS
















North America

North American data is a leading indicator of the where the rest of the world is headed.  Smartphone impressions nearly doubled, growing by over two billion impressions per month in just the past 90 days. The region was also significantly ahead of the global smartphone growth trend, with 69% of mobile advertising impressions being dominated by smartphones, compared to 36% globally.  

Android's growth was significantly amplified in North America, it became the leading OS in the quarter, accounting for 36.8% of total mobile ad impressions with a point change of +21.3, overtaking Apple iOS rapidly during the period.  The previous market leader achieved a point change of a mere +1.3 for the same period.

Top 3 OS Systems: % Share Available Impressions

October 2010

January 2011

Point Change





iPhone OS








Anne Frisbie, VP Managing Director North America, InMobi, comments: "Android growth in the US and North America has been phenomenal in the past 90 days.  With Apple's new relationship with Verizon now impacting the market and Microsoft focused on its Nokia partnership, we expect to see massive swings in share and position for all manufacturers and operating systems in the coming months."

InMobi has created a full report on global behavior for the period October 2010 to January 2011, it is available for download here:

InMobi Mobile Insights Report is sourced from the latest global data and provides mobile advertising insights on six continents from over 200 countries.  InMobi is committed to mobile industry education and thought-leadership with its Mobile Insights program leveraging consumer surveys via mobile devices and data sourced from our mobile ad network.

About InMobi

InMobi is the world's largest independent mobile advertising network. With offices on four continents we provide advertisers, publishers and developers with a uniquely global solution for advertising. Our network is growing fast and we now deliver the unprecedented ability to reach 200 million consumers, in over 125 countries, through more than 31.5 billion mobile ad impressions monthly. We recently were selected as the 2010 AlwaysOn Global 250 Company to Watch in Silicon Valley.

InMobi is venture-backed with marquee investors including: Kleiner, Perkins, Caufield & Byers and Sherpalo Ventures. The company has offices in London, San Francisco, Bangalore, Tokyo, and Singapore.

To learn more, please visit, follow us on Twitter @InMobi, or read our blog at

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CONTACT: Dan Gamble, +1-415-598-8902,, for InMobi