Facebook Anonymous Viewer Profile 'link' -

If users feared that every click or "lurking" session was being reported to the subject, the frequency of site usage would likely plummet. Consequently, any third-party app or website claiming to reveal "who viewed your profile" is almost universally a phishing scam or malware. These tools exploit user curiosity to gain access to login credentials or personal data, turning the seeker of information into a victim of data theft. The Psychology of the "Lurker"