Top 10 Best Free Antivirus Software 2024. Here’s the best antivirus for windows 10 & 11: Bitdefender antivirus free for windows.

Powerful malware protection against viruses, spyware, ransomware, adware, and more. My pick for the best free antivirus software overall is avg antivirus free, which scans for viruses and malware, quarantines unwanted programs, and alerts you to.