: Since Facebook doesn't share this data through its API, these apps simply show you fabricated lists of friends you already interact with . Legitimate Ways to Track Engagement
Facebook does not allow users (or third-party apps) to see exactly who viewed their personal profile. This article explains the reality, the myths, and the legitimate workarounds available. how to find profile viewer in facebook
While you can't see "silent" viewers, you can use built-in features to see active engagement: : Since Facebook doesn't share this data through