So using Facebook Friends Mapper tool I would be able to see most of his hidden Facebook friends by exploiting the 'mutual friend' logical flaw.
However, now Google has come up with a new Free Chrome extension called Facebook Friends Mapper, which can reveal much more than However, I have at least one mutual friend with him. Add Facebook Friend Mapper (link removed) Extension to your. To reveal Someone's private friend list on Facebook, you need to follow these.
Under friends tab you will be able to see the option 'Reveal Friends' To see any friend's hidden friends list, you need to download and install the Facebook Friend Mapper extension and restart the browser. Open the profile of whom friend's list you want to see. A mobile device application to allow users to view nearby facebook friends on a map Install Facebook Friends Mapper extension from Chrome web store. Download Facebook Friend Mapper for free.