: The best AV software runs quietly in the background. Experts at ZDNET recommend software that uses less than 40% CPU during active scans. Free vs. Paid: Is it Worth the Upgrade?
: Uses machine learning to identify "zero-day" threats—malware so new it isn't in any database yet—based on how the file behaves. Virus Protection Software for PC
: Recognized as the Best for Beginners and value-seekers. It offers an incredibly intuitive interface and consistently high marks for blocking malicious ads and trackers. : The best AV software runs quietly in the background
: The best choice for those seeking a feature-rich "Mega-Suite" . For approximately $30/year, it includes advanced identity theft protection (LifeLock) and reliable cloud backups. Virus Protection Software for PC