Antivirus software is must-have protection. This review picks thebest antivirus software based on its virus detection abilities,features, and breadth of protection. Whether you're seeking totalsystem coverage or an ala carte solution, each of the followingproducts provides superb virus protection for Windows-based PCs.Because every system is unique, evaluate several of these antivirusproducts to find the software best suited for your PC and your level ofexperience.1. Avira AntiVir PersonalEdition PremiumAntiViris a consistent leader in independent antivirus tests. Avira's AntiVirPersonalEdition Premium is a low-impact, easy to use virus scanner thatalso includes rootkit detection and phishing protection. Five euros ofeach purchase is automatically donated to the Auerbach Foundation, anon-profit that supports various charity and community-relatedservices. AntiVir PersonalEdition Premium should be used in conjunctionwith a firewall.Buy Direct2. Kaspersky Anti-Virus PersonalKasperskyAnti-Virus Personal offers excellent antivirus protection, perhapsunsurpassed in its ability to unpack and scan compressed files -something that trips up a lot of other vendors. Should be used inconjunction with a firewall.3. BitDefender Antivirus PlusSoftwin'sBitDefender Professional protects against viruses, spyware, and instantmessaging threats, as well as offering firewall rules to blockundesirable traffic and a privacy gateway to keep your identity andpreferences private while surfing the Internet.4. McAfee VirusScan PlusMcAfeeVirusScan Plus is an ideal candidate for those seeking anantivirus/firewall combination without all the bloat of traditionalInternet security suites. McAfee VirusScan Plus makes an easy job ofremoving adware and spyware, something not all antivirus productsdeliver.5. Panda Antivirus 2007PandaAntivirus 2007 combines antivirus, antispyware, and antiphishing withits highly touted behavior-based TruPrevent Technology. License coversuse on two computers and includes free tech support via email(telephone support options are also available).Read Review6. F-PROT AntivirusF-PROTAntivirus for Windows offers a feature that's increasingly harder tofind - it includes a command-line scanner that can be used to create arescue CD for scanning the system in Safe Mode. This is a particularlyeffective way to remove stubborn resuscitators. Firewall not included.Buy Direct7. G Data AntiVirusKit (AVK)AntiVirusKit(AVK) provides a double layer of protection, bundling two of the bestantivirus engines - Kaspersky and BitDefender - under a single,easy-to-use console. Like Nod32, you'll also want to bolster G Data'sAVK with a firewall.Buy DirectRead Review8. AVG Anti-MalwareAVGAnti-Malware combines traditional virus protection with adware andspyware scanning, in a low impact footprint ideal for resource-strainedPCs or those who just want the best performance possible out of theircomputers. Free tech support is available via email and the standardlicense includes two years of protection. Should be used in conjunctionwith a firewall.Buy Direct9. Eset Nod32Nod32features a small footprint, low performance hit, and fast scan speeds,providing focused virus protection ideal for gamers or those with anolder PC. Should be used in conjunction with a firewall.