GFI Vipre Antivirus 2013 1-PC 1-Year (Windows): * Award-winning VIPRE Antivirus 2013 is the essential antivirus software that protects against over 100,000 new web threats every day without slowing down your computer * It also eliminates conflicts during installation with VIPRE Easy Install, protects against email viruses and phishing scams and scans USB sticks and other removable drives for malicious software * Windows XP Service Pack 2 or later; Windows Vista Service Pack 1 or later; Windows 7 or Windows 8