Adblock Plus

Adblock Plus

One of the most popular free ad blockers for Firefox. Block annoying ads on sites like Facebook, YouTube and all other websites. Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Adblock Plus promo image
What is Adblock Plus?

"Adblock Plus" is a popular Firefox add-on that blocks annoying ads on various websites including YouTube and Facebook. With nearly 500 million downloads, the tool not only blocks intrusive ads but also supports the Acceptable Ads initiative by default, enabling nonintrusive ads to support content creators. Furthermore, it enhances online privacy by blocking trackers and social media icon tracking. Users have the option to whitelist favorite websites and create custom filters for a more personalized experience.

Stats date:
Version: 3.17.1 (Last updated: 2023-06-20)
Creation date: 2006-01-17
Weekly download count: 59,432
Firefox on Android: Yes
Manifest version: 2
  • <all_urls>
  • contextMenus
  • notifications
  • storage
  • tabs
  • unlimitedStorage
  • webNavigation
  • webRequest
  • webRequestBlocking
Size: 3.70M
Risk impact: Very high risk impact
Risk likelihood: Low risk likelihood

Other platforms

Not available on Chrome
Not available on Edge

Get the free ad blocker for Firefox. With almost 500 million downloads to date!

✓ Block annoying ads and popups ✓ Block video ads on sites like YouTube ✓ Speed-up loading time on pages ✓ Reduce risk of "malvertising" infections ✓ Protect your privacy by stopping trackers from following your online activity ✓ Block social media icons tracking

The ad blocker's additional features enable you to easily support your favorite websites by whitelisting them, to add or create your own filters, and to block social media icons tracking.

Adblock Plus supports the Acceptable Ads initiative. Acceptable Ads are shown by default, which helps support websites that rely on advertising revenue but choose to only display nonintrusive ads. This can be disabled at any time for users who wish to block all ads. The initiative allows content producers to receive monetization for their work and helps create an environment of fairness and sustainability for user, advertiser, and creator alike. Learn more

By downloading and installing this extension, you agree to our Terms of Use and our Privacy Policy.

User reviews
User reviews summary
These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
  • Blocks ads as advertised
  • Worked great for a certain period of time
  • Can block any object on a page
  • Repetitive request to update
  • Issues with specific website compatibility like Youtube
  • Stopped working on blocking certain objects
Most mentioned
  • Blocking ads
  • Issues with updates
  • Issues with Youtube
View all user reviews
Risk impact

Adblock Plus is not very risky to use and it requires a lot of sensitive permissions. Avoid installing this add-on unless you absolutely trust this publisher.

Risk likelihood

Adblock Plus has earned a fairly good reputation and likely can be trusted.

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