Mobile ad network Millennial Media files for IPO

Mobile ad network Millennial Media has filed to go public as it looks to capitalize on the big shift in advertising toward mobile devices, a market that is expected to grow rapidly in the coming years as smartphones and tablets proliferate.

Android leads in mobile ads; iPad ads jump 456 percent

Media released its Q3 2011 Mobile Mix report Tuesday which shows Apple continues to be the device manufacturer with the largest share of mobile ad impressions. From a mobile OS perspective, though, Android leads with 56 percent of all mobile ads served.

Appcelerator opens a market for mobile back-end services

Appcelerator has built up a community of 1.5 million developers that have used its cross-platform development tool to build more than 25,000 apps for iOS, Android and BlackBerry. Now it’s looking to turn that community into a selling opportunity by launching a marketplace for software modules.