One nasty virus could expose your financial information or stop your computer from working at all. What you need is the best antivirus software possible on your computer. Fortunately, some of the best are also completely free!

A list of the best free antivirus software for Windows, updated January 2018. See reviews and download links for these completely free AV programs. How can the answer be improved?

Many companies offer free versions of their popular antivirus programs for home users. My favorites are,, and (in that order) but be sure to look through the alphabetical list below to find the best free antivirus for you. Important: I've included no trial or shareware antivirus programs in this list. These are the best antivirus programs that are completely free and work similarly to, or better than, expensive programs from companies like Norton and McAfee. See my list if you're interested in free antivirus tools without constant virus protection or my list if you're interested in a free online-based antivirus scan of a file. Adaware Antivirus.

Lavasoft's Adaware Antivirus Free program is different than the 'Ad-Aware' you may already be familiar with. This program is a true, always-on, completely free antivirus program. Adaware Antivirus Free supports Windows 10, 8, 7, Vista, and XP. If my list was anything other than alphabetical, Adaware Antivirus Free probably wouldn't head up the pack, mainly because email scanning isn't supported. London 2012 Pc Game on this page. However, if you love Lavasoft's other free products, Adaware Antivirus Free is a pretty solid choice. Amiti Antivirus. © NETGATE Technologies s. Hydrain Software here. r. Free Printable Drivers Education Worksheets. o.