Facts & Stats About:
Google earned $243M in gross revenue from mobile ads in 2012, compared to $151M for Millennial Media, and $125M for Apple more...
Facebook earned $234M in gross revenue from mobile ads in 2012, compared to $229M for Pandora, and $117M for Twitter more...
61% of US mobile ad spending was for search ads in 2012, compared to 39% for display ads more...
The US mobile ad market will reach $7B in 2013 more...
Mobile ads accounted for 11% of all US digital ads in 2012, up from 7% in 2011 more...