DuckDuckGo
https://duckduckgo.com/50x.htmlWe don’t track you in or out of private browsing mode. Other search engines track your searches even when you’re in private browsing mode. We don’t track you — period.
DuckDuckGo - Wikipedia
https://en.wikipedia.org/wiki/DuckDuckGoIn March 2019, Google added DuckDuckGo to the default search engine list in Chrome 73. As of November 2021, it had 101,277,289 daily searches on average. In July 2021, DuckDuckGo introduced its email forwarding feature Email Protection, which lets users claim an "@duck.com" email address generated by the service.
DuckDuckGo Email Protection
https://duckduckgo.com/emailEmail Protection is not available in this browser. Open this page in our mobile app, or on desktop with our extension for Firefox, Chrome, Brave, or Edge.. If you want to learn more about Email Protection from DuckDuckGo, read our annoucement post.annoucement post.