Malwarebytes AdwCleaner

Malwarebytes AdwCleaner

Malwarebytes AdwCleaner is a free tool to remove Adware, PUPs, and Browser Hijackers. Adware, potentially unwanted programs (PUPs), browser hijackers, and stubborn toolbars remain some of the most common infections on Windows PCs. They slow down your browser, inject unwanted ads, change your homepage, and track your online activity.
(4.0)

Developer

Malwarebytes

Category

Antivirus

Operating System

Windows

Date Published

Fri Nov 28 2025

Malwarebytes AdwCleaner

Malwarebytes AdwCleaner is a free tool to remove Adware, PUPs, and Browser Hijackers. Adware, potentially unwanted programs (PUPs), browser hijackers, and stubborn toolbars remain some of the most common infections on Windows PCs. They slow down your browser, inject unwanted ads, change your homepage, and track your online activity. While many antivirus programs struggle with these grayware threats, Malwarebytes AdwCleaner continues to be the gold-standard free tool specifically designed to eliminate them completely.

Malwarebytes AdwCleaner is a completely free, portable (no-installation) utility from Malwarebytes that detects and removes:

  • Adware

  • Potentially Unwanted Programs (PUPs/LPIs)

  • Browser hijackers

  • Unwanted toolbars

  • Cryptocurrency miners hidden in browsers

  • Pre-installed bloatware from manufacturers

  • Malicious browser extensions

  • Rogue registry entries

Independent tests from AV-Comparatives, MRG Effitas, and user reports on forums like Reddit (r/techsupport, r/Malwarebytes) consistently rank AdwCleaner as the most effective free tool for:

  • Removing SearchAssist, ByteFence, and other notorious PUPs

  • Fixing “Managed by your organization” policies in Chrome/Edge

  • Eliminating cryptic cryptocurrency miners running in the background

  • Cleaning Lenovo, Acer, and HP pre-installed bloatware

If you’re seeing random pop-ups, a changed homepage, slow browsing, or mysterious background processes, Malwarebytes AdwCleaner remains the fastest, most reliable, completely free solution.

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