Best Free Antivirus Protection 2024 Free. Bitdefender antivirus free is the best free antivirus, with avg coming in at a close second. 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.

Here are the best free antivirus alternatives to windows defender. Many people swear by windows defender, but others want different protection without having to pay an arm and a leg.