: Using non-compliant tools that violate Facebook’s Terms of Service can lead to permanent account suspension. Privacy Invasions
This is the reverse side of the question. Are there any signs that a specific person is stalking your Facebook? facebook anonymous viewer profile
Therefore, you cannot see who views your profile, and others cannot see that you viewed theirs . : Using non-compliant tools that violate Facebook’s Terms
If someone tells you an app revealed they visited your profile, they are either lying or using a fake generator. facebook anonymous viewer profile
If you are looking for ways to manage your or protect your account security , I can help you with: Running a Facebook Privacy Checkup Identifying signs of malicious third-party apps
The site tells you to download a "viewer tool" (a .exe file).