If you don't want to log out of your primary account, use a private browser window (Incognito Mode in Chrome or Private Mode in Firefox) on a device where you are not logged into Facebook.

Have you been scammed by an anonymous profile viewer tool? Report the website to Google Safe Browsing and change your Facebook password immediately. Stay safe out there.

You land on a landing page showing a fake progress bar: "Connecting to Facebook API... Scanning 12,321 profiles... Locating anonymous viewers."

Facebook’s algorithm places people you interact with most at the top of your "Friends" list. While this isn't a "viewer," if someone constantly appears at the top of your suggestions or your chat list, it suggests high engagement (they may be looking at you often). This is circumstantial at best.

Some users create a second, empty Facebook account with no friends or profile picture to browse profiles. This violates Facebook’s "authentic identity" policy. If caught, both accounts can be banned.

Like Instagram, Facebook allows creators to see exactly which accounts viewed their Stories. Group Insights:

Once you complete the step, the list never appears. Instead, the scammers now have: