Free ad blocker extension

Ad-free browsing with Malwarebytes Browser Guard.

Faster, safer and protected web browsing.

Block scams & fraud in your browser

Stop threats before they can do any harm. Browser Guard blocks websites that contain malware and cryptojackers that give other malicious content the boot.

Stop credit card skimmers

Prevent thieves from capturing your payment details during online checkouts

Remove ads & cookie banners to protect your privacy

Block third-party ad trackers that follow you around the Internet and target you with the same ads over and over again.

Browse x4 faster

Speed up how fast websites are loading by blocking third-party ads and other unwanted content, saving your sanity and bandwidth.


What is an ad blocker?

An ad blocker a browser extension that prevents ads from appearing when you visit websites. Think of it as a filter between your device and the internet — it blocks unwanted advertising content before it reaches your screen.


5 reasons why you should use a free ad blocker extension

1. Improved browsing experience
A free ad blocker removes intrusive banners, pop-ups, video ads, and auto-playing media — giving you a smoother, distraction-free experience. Fewer ads also mean faster page load times and less frustration while surfing the web.

2. Increased privacy from ad trackers
Many ads aren’t just annoying — they track your online behavior. A free ad blocker helps stop advertisers and third parties from collecting data about you, giving you more control over your digital privacy.

3. Reduced risk of being scammed online
Malicious or fraudulent ads (malvertising) can install malware or lead to phishing pages. Using a free ad blocker minimizes exposure to unsafe ads and helps keep your device secure.

4. Streamlined system resources
Ads consume bandwidth and system resources. By blocking them, you can reduce data usage and enjoy better browsing performance — especially useful on mobile or slower connections.

5. Increased focus and productivity
Whether you’re shopping, researching, or working, ads constantly fight for your attention. A free ad blocker lets you stay focused on what matters, without distractions pulling you away.

Slide to see the difference

A Cleaner Browsing Experience

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Everything you need for safer browsing

Feature

Free

Premium (with Malwarebytes plan)

Ad & tracker removal

Tracker blocking

Cookie & GDPR banner blocking

Scam & fraud protection

Malware & Ransomware protection

Credit card skimmer protection

Advanced phishing protection

Heuristic protections

Search hijacking protection

Clipboard (copy/paste) protection

Suspicious download protection

Data breach notifications

Chrome topic API blocking

Google attribution blocking

Ping tracker blocking

Right click to remove any ad

Compromised site protection

Risky pattern protection

Insecure login protection

Spam protection

Spyware protection

Trojan protection

Worm protection

Customer defined content blocking

Detailed historical reports

Export & import settings

Show more features… Show less…

Don’t just take our word for it.

4.6 rating | 21,963 reviews

  • Seamless and easy to use.
    I love that I can install (so easy) and pretty much forget about it because the software protects 24/7. It gives me instant information that I am protected even if I have been online for two or three hours or more!
  • Low resources and high, high-end benefits.
    The same strong anti-malware engine for your desktop and laptop comes to the Android. Runs seamlessly in the background protecting you, and does a great job of keeping your system secure.

Learn more about our products

*Available in the US only

*All Ultimate plans include a Personal Data Remover for 1 individual. 
Single-device Ultimate plans include Individual Identity Theft Protection for 1 adult, and multi-device Ultimate plans include Family Identity Theft Protection coverage for up to 2 adults and 10 kids. 

Tech specs

Software requirements

Supported browsers

Chrome, Edge, Firefox, Safari

Languages supported

Language supported

English

Version Icon

Version

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Malwarebytes wins PC Mag Readers’ Choice Awards 2025

“According to our readers, there’s  no better security  option  for PCs or mobile devices than Malwarebytes. The software racks up  nearly perfect  scores in categories like reliability, ease of use, spam filtering, and most importantly, antivirus and malware protection.  It’s  also trusted more than any other product in the rankings.”

*Reprinted with permission. (c) 2025 Ziff Davis, LLC. All Rights Reserved.

FAQs

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