Mojiva, whose network grew by 30% from December to January to 77.6 million, noted that Android devices accounted for 52% of its unique mobile audience in January 2011. In general, ad requests increased by 866% between November and January while the number of unique iPad users on the network grew 537%.
While the iOS devices had a 47% increase in impressions between December and January on Millennial Media’s mobile ad network, Android devices kept a 54% share of smartphone impressions compared to a 28% slice for iPhone. This was the second month Android was tops on Millennial’s network but the iPhone itself garnered the most impressions of any mobile device with 15.4%.
Millennial also reported that “connected devices” accounted for 9% of impressions served on its mobile network, while smartphones took 66% and feature phones had 25%.