A lot of time is spent looking at the best paid antivirus suites ... but it’ll do for a free suite. The free version scans your PC, and offers real-time protection for your desktop.

This plan has just about everything most PC users need ... option—as we discovered in our roundup of the best free antivirus—even if its protection isn’t quite as strong as third-party ...

The best antivirus software can serve ... to see whether or not they will slow down your PC. Based on our extensive testing, Bitdefender Total Security is our top pick for its overall protection ...

We list the best free PC optimizers, to make it simple and easy ... There's a paid-for version of the optimization toolkit that adds real time protection and cleanup scheduling but the free ...

Many antivirus programs also scan new downloads and block suspicious files from loading onto your computer. The best antivirus programs offer up-to-date protection without overly taxing your computer.

Antivirus apps for your PC protect your personal information, data, bank accounts, and much more. We've tested more than two dozen utilities to help you choose the best antivirus for your needs.