Facebook. LinkedIns 361% year-over-year growth handily beats Facebooks 56% growth in the same period, according to the latest stats from Nielsen: However many people have pointed out to me that my case is unusual. Somebody who has probably had a great time at college using Facebook and finds the features on LinkedIn to be relatively primitive and well, kind of boring. And not that useful either, because while they can see who the right contacts are they are no more reachable than they are in ZoomInfo or any other public directory. facebook. mobile.