Best Antivirus Software 2024 Windows 11 Free. Top 5 best free antivirus in 2024. Microsoft defender isn't bad, but it's still not enough to fully protect your pc.

Avira free security does a good job at stopping malware attacks and comes with a few extra protection tools, which is why it earns a spot on our best free antivirus list. These are the best paid and free antivirus programs for windows pcs based on their ability to detect malware, impact on system performance and extra features.