Norton 360™ Premier Edition - Ultimate peace of mind for what you do online! Repels online invaders. Protection from today's and tomorrow's threats. Faster startup and clutter-free. A powerful antidote for PC poison. Files and memories, protected.

avast! is for people and companies that want a customized computer security package. Antivirus and internet protection components in avast! Pro Antivirus are built for easy integration with existing firewalls in users' home or work computers. Pro Antivirus has two major additions to the core protection elements in avast! Free Antivirus: the Script Engine and the Sandbox.