Use Firefox Focus to keep Facebook contained on your mobile device – The Firefox Frontier
Firefox Focus is our lightweight mobile browser—with built-in privacy protection. It lets you browse the web like no one is watching. Focus is designed for the times when you don’t want to leave a record on your phone or when you want to keep social networks like Facebook contained.
11 Apr 2018 ... Focus is designed for the times when you don't want to leave a record on your phone or when you want to keep social networks like Facebook ...