Alternatives to Microsoft Defender Offline

Certo AntiSpy suits Android phone and tablet users who want spyware detection, threat removal, and privacy checks without connecting a computer.

ClamAV suits users seeking an open-source scanning engine and tools for email, web content or Linux on-access scanning.

Adlice Protect

It suits Windows users who need malware scanning, quarantine, scheduled scans, and assisted remediation.

Dr.Web LiveDisk

LiveDisk is for people who need bootable recovery media to scan a system affected by malware and retrieve important files.

Dr.Web CureIt!

The free version suits Windows users who need a one-time malware scan.

Spybot – Search & Destroy

The Free Edition suits private, non-commercial Windows users seeking anti-spyware scanning and removal without a private-device count limit.

It suits Windows users who need a portable, free scanner for an existing infection or a second opinion.

Malwarebytes Premium

Malwarebytes Premium Security suits people seeking ongoing threat protection across Windows, macOS, Android, or iOS.

Malwarebytes AdwCleaner

It suits Windows home users and technicians who need focused cleanup for adware, PUPs, browser hijackers or unwanted preinstalled software.

It suits Windows users seeking an on-demand second-opinion scan alongside existing antivirus software.

It suits Windows users or IT administrators seeking a targeted malware cleanup tool delivered through Windows Update or run on demand.