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DuckDuckGo's mobile apps and browser extension include fingerprinting protections that block many fingerprinting scripts before they load and override browser APIs to return limited or alternative values.
’s demonstrably block a large share of third‑party trackers and third‑party cookies in real‑world testing and in DuckDuckGo’s own engineering descriptions, and independent reviewers have reported both...
offers multiple layers of tracking protection—blocking third‑party trackers before they load and implementing features like and link/CNAME protections—that reduce the surface available for , but those...
’s browser and extensions use a layered approach to limit fingerprinting: they block many third‑party fingerprinting scripts before they load, offer a labeled “Fingerprinting Protection” feature along...
’s Privacy Essentials reduces primarily by blocking and preventing scripts from combining disparate browser and device signals into a unique identifier, and by layering anti‑fingerprinting features al...
Public reporting and ’s own documentation show the company applies similar anti- strategies in both its mobile app and desktop browser extension—blocking many third‑party trackers, preventing fingerpr...