Best Free Antivirus 2024 Windows 10 64 Bit. 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. Whether you're working on a windows 10 desktop device or laptop, avg antivirus free automatically detects and blocks incoming viruses and other malware while scanning.

Quick summary of the best free windows antiviruses for 2024: The best free antivirus for windows 10 should protect older versions as well, and you get that with both avast and avg.