You don't have to pay for Avira Antivirus Free 2013, but it does lack features ... AV-Test certifies antivirus products for protection under Windows XP and Windows 7 using an 18-point scale.

We’re focusing on Avira Free Security for Windows ... paid antivirus. Malware detection is more challenging, but again, Avira Browser Safety made a big difference. When we attempted to download ...

The free Avira Antivirus ... on the Mac alongside my Windows test; the results (not surprisingly) were exactly the same. As I mentioned, when you install Avira Antivirus you can choose to also ...

Avira’s free antivirus software ... quarantined a crucial Windows XP system file. According to security vendor Opswat, which reports on usage share every quarter (download PDF), Avira products ...