Mozilla Firefox is described as 'Open-source browser with Gecko engine, supporting HTML add-ons and providing privacy features like Enhanced Tracking Protection and third-party cookie blocking' and is a leading Web Browser in the security & privacy category. There are more than 100 alternatives to Mozilla Firefox for a variety of platforms, including Windows, Mac, Android, Linux and Android Tablet apps. The best Mozilla Firefox alternative is LibreWolf, which is both free and Open Source. Other great apps like Mozilla Firefox are Waterfox, Vivaldi, Pale Moon and Chromium.
It has many filters and you can adapt privacy on every site. It also have dark mod and home button in menu. When you exit it deletes everything and its really gone.