This is the list of the best antivirus software for Windows 7. You'll find our article continuously updated as more vendors release antivirus solutions that are compatible with Windows 7.
Introduction
We have been looking to find the best antivirus software for Windows7 everywhere, including, but not limited to the following products:
- AntiVirus + AntiSpyware trendmicro.com
- Antivirus - bitdefender.com
- Antivirus Pro - pandasecurity.com
- AppRanger
- Ashampoo AntiVirus
- a-squared
- avast! Professional Edition
- AVG Anti-Virus Free Edition
- Avira AntiVir
- CA Anti-Virus
- ESET NOD32 Antivirus
- F-PROT Antivirus for Windows
- G Data AntiVirus
- K7 AntiVirus
- Kaspersky Internet Security
- Lavasoft
- McAfee VirusScan Plus
- Microsoft Security Essential
- Windows Live OneCare
- Norman Antivirus & Antispyware
- Norton AntiVirus
- Rising Antivirus
- Sophos Anti-Virus SBE
- Spyware Doctor with AntiVirus - pctools.com
- Spyware Terminator
- TrustPort Antivirus
- Verizon Internet Security Suite
- VIPRE Antivirus + Antispyware
- VirusBuster
- Webroot AntiVirus 6.1 with AntiSpyware
- ZoneAlarm Antivirus
Here is the list including a summary of the top products in alphabetical order. All anti-virus software has a rating of very good or excellent denominated graphically. If you can’t find a particular piece of software it could mean that it is not yet officially Windows 7 compatible, or that it did not qualify as very good or above.
AVG Anti-Virus 9.0
Rating 
AVG Anti-Virus Free Edition 9.0 provides essential anti-virus and antispyware protection. The software also includes the Free AVG LinkScanner, discussed in Bright Hub's article Free AVG LinkScanner Review, to protect you from fraudulent sites.
Among other advantages AVG Anti-Virus 9.0 (not Free) extends the AVG Free edition’s basic anti-spyware and antivirus protection with anti-rootkit functionality as well as Webshield to safeguards your downloads. The AVG Anti-Virus license is $34.99 for a one year subscription which includes free support.
For twenty dollars more you can obtain AVG Internet Security 9.0 which extends AVG Anti-Virus 9.0 and includes identity protection, anti-Spam features as well as an enhanced firewall for example.
Avira AntiVir Version 9
Rating
The new Avira AntiVir version 9 comes in three Windows 7 compatible editions personal premium and business. The personal edition providing basic AV functionality is free for home users. The premium edition including antiphising, an email scanner as well as, for instance WebGuard, can be tried one month for free and carries a price tag of €19.95. The Avira AntiVir version 9 Professional edition made for business purposes starts at €19.95 per anum.