Cliqz is a web browser which is a fork of the Firefox web browser with privacy-oriented changes, among which are a crowdsourced anti-tracking mechanism, and an in-house search engine embedded within the browser. Developed by 10betterpages GmbH
License: Free
Cliqz is primarily focused on user privacy and anonymous browsing with a unique integrated search feature, while Opera offers a wide range of built-in tools like a VPN and social media integration, making it more versatile but potentially less private.