Search Engine that Paid Users
You're likely thinking of Microsoft Rewards or Swagbucks. Notable examples include Bing Rewards, Yahoo! Search with InboxDollars, and PayPerSearch. The most popular ones are PayPal Search, Bing-powered Swagbucks, and Yahoo!-powered InboxDollars. These search engines paid users to search, offering rewards like cash or gift cards to incentivize switching from Google.