DuckDuckGo is the first privacy-focused search engine to protect your privacy online. Ecosia is a CO2-neutral search engine and uses the revenue generated to plant trees across the world. Startpage is not crawling the internet to generate unique results, but instead, it allows users to obtain Google Search results while protecting their data. Brave Browser Brave is one of the fastest browser that is solely focused on privacy with features like private browsing, data saver, bookmarks sync, tracking protections, HTTPs everywhere, and more.
Source: https://www.bleepingcomputer.com/news/technology/privacy-focused-search-engines-and-browsers-that-protect-your-data/