Ghostery – Privacy Ad Blocker

The best privacy tool and ad blocker extension for Firefox. Stop trackers, speed up websites and block ads everywhere including YouTube and Facebook.

Ghostery – Your Ultimate Privacy Ad Blocker for Firefox

With over 100 million downloads worldwide, Ghostery is the premier ad blocker and privacy tool for your Firefox browser. This free extension not only blocks ads on websites like YouTube and Facebook but also stops trackers from accessing your personal data, ensuring a safe and fast browsing experience.

Key Features:

  • Ad-Blocking: Eliminate all ads for distraction-free browsing.
  • Anti-Tracking: Protect your identity by anonymizing data shared with trackers.
  • Never-Consent: Automatically removes intrusive cookie pop-ups, advocating for your privacy.

Ghostery also provides unique features like tracker info on websites, a preview of trackers on search results, and access to the largest tracker database, enabling users to navigate safely. Open source and supported by a community of contributors, Ghostery is dedicated to fighting for online privacy. Join the movement today!

Manifest V2
By: Ghostery
Daily users: 1,059,733
-8,337
Version: 10.4.27 (Last updated: 2025-03-10)
Version code: 5905454
Creation date: 2008-11-15
Weekly download count: 19,994
Firefox on Android: Yes
Permissions:
  • alarms
  • cookies
  • storage
  • scripting
  • tabs
  • activeTab
  • webNavigation
  • webRequest
  • webRequestBlocking
  • unlimitedStorage
  • See more
Size: 10.96M
Full description: See detailed description
Updated: a day ago

Other platforms

User reviews

Pros
  • Effective ad blocking
  • Good privacy protection
  • Great functionality as a one-stop shop for blocking ads and tracking cookies
  • Complimentary to other ad blockers
Cons
  • Issues with ad blocking on YouTube
  • Ineffective in Private mode
  • Temporary fixes suggested are not ideal
Most mentioned
  • Functionality on YouTube
  • Overall effectiveness
  • Compatibility with other ad blockers
These summaries are automatically generated weekly using AI based on recent user reviews. User reviews may be inaccurate, spammy, or outdated.
User reviews

like all similar tools : the user has to be busy. some websites refuse working but on the other hand: you know what this websites try to spy. freeware is ok and spending some bugs via paypal should be a matter of course
by pompushh, 2025-03-26

View all user reviews

Add-on safety

Risk impact

Ghostery – Privacy Ad Blocker requires a lot of sensitive permissions. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
  • Critical ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
  • Critical ******* ****** ** *** ********* ******** ***********
  • High ****** ********* ** * ****** ******** ******** ********** * ******* ******* *****
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood

Ghostery – Privacy Ad Blocker has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** **** **** ****** ******* ********** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
Upgrade to see full risk analysis details

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