called "Private Browsing" (or similar) is being tested to let users browse profiles without their own profile being shown to others until they choose to match. Privacy Risks & Warnings

Security experts are unanimous: any tool or website that claims to be a "Facebook private viewer" is a scam. Their real purpose is not to help you, but to harm you. The risks are severe and well-documented.

There are several reasons why someone might want to use a Facebook Anonymous Viewer:

The idea of a magical tool is a myth exploited by cybercriminals to steal data and infect devices. You do not need software to view public Facebook data anonymously—you just need to log out. Conversely, no software on earth can break into a secure, private Facebook account. Guard your personal data, avoid third-party extensions, and rely on Facebook's native privacy settings to control your online visibility.

If you’ve already entered your Facebook credentials into a suspicious website: