What is Facebook Scanner? How To UseFacebook is a general social media that are widely used by people all over the world. You can upload many things into your Facebook profiles. These uploads are usually known as posts. Posts can come in the form of texts, images or videos…. Due to Facebook popularity, there are millions of posts are published on Facebook each day. Because of Facebook popularity, there are many different third party apps or services for Facebook. For example, there are Facebook profile viewer. Most of the time, these viewers are just a new skin or client to view Facebook and nothing more. But those other tools like Facebook scanner can do more than that.