Majority of game developers drive revenue through advertising: Millennial Media

How do mobile game developers make money in what can be a difficult line of work?
According to a recently published “State of the Apps” report from global mobile advertising company Millennial Media, most do it through advertising, a trend that will likely grow as the market for in-app advertising — which is projected to be doing $7.1 billion in sales by next year — increases.
Read a summary of Millennial Media’s report here.