Mobile ad requests from devices running on the Android mobile operating have increased by an average of 47% month-over-month since the launch of Android Market, according to mobile advertising platform AdMob\'s March 2009 Mobile Metrics Report.
T-Mobile USA\'s Android-powered G1 generated 72 million ad requests last month, giving it a 2% share of the overall US market.
Also, AdMob reports that ad requests from Apple\'s iPhone increased an average of 88% per month in the first five months following the July 2008 roll out of the App Store.