I am facing the same problem. Never installed the Facebook app anywhere, but still seeing recent stuff from apps that I have installed on my Samsung. The only

I am facing the same problem. Never installed the Facebook app anywhere, but still seeing recent stuff from apps that I have installed on my Samsung. The only thing I did was logging in to Facebook via the browser on my phone. Wait... I logged in to Tinder with Facebook on my phone. That how the Facebook SDK probably found out.