We set out to find the best antivirus software overall so you can make an informed decision for you, your family and your business.

Antivirus software can be divided into two broad ... will make it much easier to choose the best one to suit your needs. Avira takes the title of our favorite freebie right now.

Find out more about how we test. TechRadar's #1 rated antivirus in a world packed with loads of virus protection providers, and doesn't even cost that much more than free antivirus downloads.