Cost: The best antivirus programs do not charge the highest fees, with several programs offering free versions but with limited features.

Consider how you would best like to access your antivirus program and what mobile requirements there may be.

Accessibility: Antivirus software has been available for quite some time now, but now there are plenty of antivirus apps, too.

We look for antivirus software and apps that not only attack existing threats but prevent you from new ones, too.

Performance: Features mean nothing if the antivirus app or software does not have the power or performance to back it up.

Features: From malware to viruses, there are a lot of threats out there, so we look for the best antivirus protection and features available to protect your online activity, whether you are using your PC or smartphone.

There are several factors we consider when looking for the best antivirus, including these options. If you see inaccuracies in our content, please report the mistake via this form.

If we have made an error or published misleading information, we will correct or clarify the article. Our editors thoroughly review and fact-check every article to ensure that our content meets the highest standards. Our goal is to deliver the most accurate information and the most knowledgeable advice possible in order to help you make smarter buying decisions on tech gear and a wide array of products and services. ZDNET's editorial team writes on behalf of you, our reader. Indeed, we follow strict guidelines that ensure our editorial content is never influenced by advertisers. Neither ZDNET nor the author are compensated for these independent reviews. This helps support our work, but does not affect what we cover or how, and it does not affect the price you pay. When you click through from our site to a retailer and buy a product or service, we may earn affiliate commissions. And we pore over customer reviews to find out what matters to real people who already own and use the products and services we’re assessing.

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