Ads on tablets account for 4.25% of spending on all search advertising in the U.S. and U.K.

Added: 04/11/2012 from Adobe Published: 04/10/2012

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...

Mobile ads accounted for 11% of all US digital ads in 2012, up from 7% in 2011 more...

The US mobile ad market reached $4.5B in 2012, up from $2.4B in 2011 more...

The US mobile ad market grew by 88% in 2012, down from growth of 125% in 2011 more...