You don't have to pay extra, though. We’ve tested and ranked the best free antivirus apps. When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years.

Avira Free includes antivirus protection ... Windows Security is active by default in Windows 10 and 11, and it works in the background ensuring you’re protected from threats.

The best cybersecurity software requires a subscription, but if you’re only looking for basic protection, there are some very good free antivirus options. You can enjoy premium features like ...

Antivirus protection is an essential backup against such threats. Windows ... 10 devices, it’s affordable, too. In fact, it’s solid enough to earn a recommendation despite how strong the free ...

We've tested and reviewed both free and paid-for antivirus software. We bombarded each one with tens of thousands of threats to see how well it can cope against viruses, ransomware and phishing ...

If you’re on a budget, Microsoft Defender is a great free option. It comes pre-installed on all Windows ... McAfee's Antivirus Plus and Total Protection Plus bundles protect up to 10 devices ...

Avira is a popular ... even if you don’t need the antivirus part very often. There are also some booster features, but as usual, you should avoid those. The free version comes with most features ...

We've tested and reviewed both free and paid-for antivirus software. We bombarded each one with tens of thousands of threats to see how well it can cope against viruses, ransomware and phishing ...