What is the revenue generation model for DuckDuckGo? - Quora

DuckDuckGo has been a profitable company since 2014 without storing or sharing any personal information on people using our search engine. As we like to say, what you search on DuckDuckGo is private, even from us! We’re proud to have a business model for a web-based business that’s profitable without making your personal information the product. I’m happy to tell you all about how we make it work (and how other companies can, too).