Facebook has continued to dissect the various attributes of its social networking experience, with the Messenger app being the most obvious and widely used spin-off to the main official utility. But it's not the only aspect of Facebook that could use its own little quite space through which to operate, and with a large chunk of the 1 billion+ user base engaged in groups, Mark Zuckerberg and his software development team have obliged with a separate Groups app for iOS and Android. Details, as ever, can be seen below.