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Facebook has acquired Microsoft's Atlas Advertising Suite, a move to help marketers more effectively manage and measure campaigns across the social network's mobile and desktop properties. Financial terms of the deal were not disclosed; Microsoft purchased aQuantive, the firm behind the Atlas technology, for $6.2 billion in 2007, but  AdAge  suggests Facebook paid out less than $100 million.

Facebook is blocking Presselite's photo-sharing application Vintage Camera from accessing its social media platform, a move Presselite hints is tied to Facebook's 2012 acquisition of rival photo app Instagram.

Instagram has surpassed the 100 million monthly active user mark, an increase of 10 million new iOS and Android users in the last month alone. The photo-sharing platform announced the milestone Tuesday, uploading an image of its staff snapped at parent firm Facebook's headquarters and thanking users for their support.

PayPal co-founder Max Levchin is going head-to-head with the digital commerce giant with the launch of Affirm, a new payment startup dedicated to streamlining the checkout process across smartphones and other connected mobile devices.

BARCELONA, Spain--Two major trends in the wireless industry appear to be converging. On one hand, operators continue to struggle with over-the-top players like Google, Viber, Facebook Messenger and Skype cutting into their voice and messaging revenues. On the other hand, operators have quietly been inking deals with content providers in order to offer cheap or free access to specific services, a practice some have dubbed the toll-free data model. Now, it seems some companies are hoping toll-free data models can put wireless carriers back in the game and give them some leverage against the OTT tide.

In today's spotlight, FierceWireless has wall-to-wall coverage of this week's Mobile World Congress in Barcelona.