Microsoft Defender isn't bad, but it's not enough to fully protect your PC. You don't have to pay extra, though—just use one of the top free antivirus apps we've tested.

Looking for a new antivirus? My tried and tested favorites will improve the security of your desktop PC, laptop, and mobile devices.

In 2025, most devices feature built-in antivirus software that scans files you attempt to download, blocking anything it deems suspicious. Antivirus tools also perform automated scans to remove ...

Having some sort of antimalware protection is a must on Windows PCs, but if you're trying to pick between Bitdefender and McAfee, Consumer Reports may help.

Many Mac users wonder if they need extra antivirus software. The answer depends on what you use your Mac for and where you’re using it from. The macOS operating system is tightly controlled and uses ...

Dianna Gunn built her first WordPress website in 2008. Since then, she's poured thousands of hours into understanding how websites and online businesses work. She's shared what she's learned on blogs ...