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 ...

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. Our team tests, rates, and ...

Most people never see malware—but after decades of testing it, I can show you exactly what it looks like.

What is antivirus software and do you still need it in 2026?

You get what you pay for. That’s what they always say, right? And while that can be true for many things, antivirus software is a little different. There are reputable free antivirus solutions out ...

Avira is a cybersecurity company known for its freemium antivirus softeware and safe browsing tools. Its consistently high performance in third-party testing has earned it places on both our best ...