Compare software

Privacy BadgerAdblock Plus
Free

Free and open source under the GPL.

 Free

Free and open source under GPLv3 or later.

Browser extension iOS, Browser extension
  • Blocks trackers it observes behaving badly, not only ones on a list
  • Made by the EFF, with no monetisation attached
  • Available for all major desktop browsers
  • Customizable filter lists
  • Not an ad blocker; ads that do not track are left alone
  • Learning-based blocking can miss trackers that appear on only one site
  • The homepage leans on marketing claims rather than technical detail
  • Separate apps are needed for mobile browsers
Browser extension Downloadable app, Browser extension
Open source Open source
License: GPL-3.0 License: GPL-3.0-or-later
Not stated if an account is needed No account needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.