Facebook recently launched its Messenger application platform, which enables developers to create services to deliver content within chats, without the need for interaction with other applications, even with the news feed of traditional social networking app.

It seems like yesterday when Facebook bought the messaging app WhatsApp to the tune of $ 22 billion. Until now the two services have operated quite separate, but apparently things are changing revealing some signs of interaction.

This is really big, according to TechCrunch, Facebook is said to be building its own mobile phone  which will run its own operating system. Or precisely, Facebook is building the software for the phone, and working with third party to build the hardware.  It seems likely, Facebook is going to make full integration with contacts list and other core functions, as this integration can be implemented only if it controls the operating system.

According to AllFacebook, Facebook is currently testing a new “Subcribe to” all the actions of a specific user feature. In fact, it may be a Twitter-like “Follow” feature which Facebook will introduce soon. You will receive notifications anytime the user takes an action on Facebook. In other words, “By subscribing you don’t miss any updates from people you subscribe to.”

It was just a week ago when Facebook posted that there's over 150 million active monthly users on mobile platforms, 104 million of them were browsing Facebook on the service’s popular iPhone app. This was a rather false figure, Engadget got in touch with Facebook and has updated its figures saying that there are only 44 million active monthly iOS users not 104 million. Here's what they say,