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    Antivirus Software Ratings

    Safeguard your information with antivirus software. With frequent malware scans and a strong firewall, security software can offer 24/7 protection.

    View our ratings and reviews and browse our buying guide to find the best antivirus software.

    Antivirus for Windows (14)

    Free antivirus programs do not cost anything to install or maintain, though you may have to re-register yearly. Fee-based antivirus  suites offer additional features, some of which may improve protection. If you buy an antivirus  suite, know that they require yearly renewal.

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    Antivirus for Mac (5)

    Everyone should have an anti-malware program running and a firewall enabled on their computers.  We tested all the products using Chrome as the browser, since it is the most popular one in the U.S.

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    All Ratings

    Our evaluations, performed in conjunction with International Consumer Research & Testing, an association of independent, not-for-profit organizations, turned up free antivirus programs that should adequately protect all but the most at-risk Internet users from malware—viruses, spyware, and other online threats.