AdBlocker Ultimate

The ultimate adblock tool. Block ads on YouTube, Facebook, and all other websites for free!
"AdBlocker Ultimate" is a powerful, free ad-blocking extension designed to eliminate all ads from your browsing experience, including those on YouTube and Facebook. With no whitelisted ads, it protects your privacy by blocking trackers and known malware domains. Enjoy faster page loads and reduced memory usage while surfing the web. The open-source project empowers users to choose which sites to support, all while enhancing online security and performance.
Manifest V3
Version:
4.0.73 (Last updated: 2025-04-14)
Creation date:
2021-12-06
Permissions:
  • tabs
  • contextMenus
  • scripting
  • storage
  • declarativeNetRequest
  • declarativeNetRequestFeedback
  • unlimitedStorage
  • webNavigation
  • webRequest
Host permissions:
  • <all_urls>
Size:
22.46M
Full description:
See detailed description
Updated:
a day ago

Other platforms

AdBlocker Ultimate (v4.0.73)
2,000,000+ 4.82 (58,674)
AdBlocker Ultimate Browser (v1.1124)
1,259,479+ 3.46 (6,777)
AdBlocker Ultimate (v3.8.34)
1,614,780+ 4.78 (26,216)

User reviews

Pros
  • Simple to use and effective at blocking ads
  • Works well with various websites including YouTube
  • No cost or trial needed
  • Performs better after recent updates to Windows
  • Good performance on streaming sites and email ads
Cons
  • Occasionally stops working and requires reinstallation
  • Some ads still get through, especially on specific sites like Facebook games
  • Requires refreshing in YouTube for ads to be blocked completely
Most mentioned
  • Effectiveness at blocking ads
  • Ease of use
  • Occasional issues with ads not being blocked on some sites
  • Positive experience after updates
  • Initial setup problems for some users
These summaries are automatically generated weekly using AI based on recent user reviews. User reviews may be inaccurate, spammy, or outdated.
User reviews
buenisima
by Matias, 2025-04-15

The best got even better...AdBlocker Ultimate, brilliant😍👍👍
by Len, 2025-04-15

감사
by Fituremizki, 2025-04-12
View all user reviews

Add-on safety

Risk impact

AdBlocker Ultimate 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 ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
  • High ****** *** ********* ** ******* *** ******* ******* ** ****** *** *** ******** ******
  • High ****** ********* ** * ****** ******** ******** ********** * ******* ******* *****
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood

AdBlocker Ultimate has earned a good reputation and 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 **** ********* ** * ******** ********* ** **** ****** *****
  • Good **** ********* *** **** **** *******
Upgrade to see full risk analysis details

Promo images

AdBlocker Ultimate marquee promo image
Marquee promo image
Small promo image

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