If you or your loved ones bought a new laptop or desktop loaded with Window 7, the first thing that comes to mind is antivirus software.  Here are the list of 5 best and most downloaded antivirus software that are free download.  Most of the antivirus software here are lightweight and do not tax excessively on your system resources.

1. AVG Antivirus for Windows 7

AVG is the one of such antivirus softwares which is popular among the newbies and advanced users. And the brand new antivirus software designed by AVG is completely compatible on Windows 7. And if you are an avid AVG fan, this is surely a reason to smile, Below are its features:

* Integration of features like Link Scanner, Web Shield, and AVG Toolbar ensures your system’s protection.
* The Link Checker feature is an innovative option offered to users which warn the Internet users to stay away from harmful web sites.
* Does not hamper the computer’s performance while it is functioning in the background.
* Intuitive graphical user interface, which makes AVG a complete treat.

Antivirus Free Download – AVG Windows 7 Antivirus Software

2. AVIRA Antivirus Software

Avira antivirus, like its logo (protective umbrella), the latest version of Avira antivirus software is very much competent to protect your computer running on Windows 7 operating system. It will surely impress you with its user interface, which brings all the options just a click away. Following are the amazing features offered by Avira:

* This antivirus software works on a completely updated virus database.
* Automatically blocks you to visit the infected websites.
* Hassle free operation and keeps your computer’s performance while this antivirus software is operating in the background.

Antivirus Free Download – AVIRA Windows 7 Antivirus Software

3. AVAST! Windows 7 Antivirus Software

Avast is not an unknown brand in the market of antivirus softwares. With the release of Windows 7, Avast has also launched its brand new antivirus software compatible for theWindows 7 computer user. Below are some of this antivirus software features:

* Robust protection against all the latest viruses, spywares, Trojans and other malicious softwares.
* Does not consume much of your computer’s resources.
* User friendly graphical interface and is very easy to use.
* You can tweak its display settings (for example, changing skins) to complement the ultimate visual effects of Windows 7.

Antivirus Free Download – AVAST! Windows 7 Antivirus Software

4. Trend Micro Antivirus for Windows 7

Trend Micro Antivirus is a Japanese computer security firm. And with in no time, they have managed to capture respectable market share in its genre. This inspired Trend Micro to launch their new antivirus software to protect Windows 7 operating systems. Below are its features:

* A complete security against compute infections like worms, Trojans, viruses and other malicious softwares
* Blocks the infected emails to be viewed on the computer.
* Its smooth operation allows you to work fluently while it is being operated in the background.

Antivirus Free Download – Trend Micro Windows 7 Antivirus Software

5. Kaspersky Windows 7 Antivirus Software

Are there any users who have not heard about the brand KASPERSKY antivirus software? Many of you would agree to the fact that Kaspersky Windows 7 antivirus software are some of the best and robust security softwares you have ever come across.  And the brands launched its new antivirus software compatible on Windows 7 on the very day, when Windows 7 was officially launched. They wanted to ensure that their antivirus software is the first one to be opted by the users of this brand new operating system.

Below are some of the many wondrous features offered by Kaspersky Windows 7 Antivirus Software:

* It provides real time scanning of files, web pages and e-mails.
* It is attuned to shield Windows 7
* Protects your Windows 7 powered computer from all kind of dangerous viruses, spyware, phishing attacks and malicious products.
* Amazing design and look with user friendly graphical user interface.
* The brand new Kaspersky Toolbar for Internet browsers warns you about infected websites even before visiting them.

Antivirus Free Download – Karpersky Windows 7 Antivirus Software

So what are your favorite free Windows antivirus software? Share with us your antivirus sofware that are also free download that works like a charm via comments section.

* Update Feb 2010 NEW Windows 7 Free Antivirus : HERE

Popularity: 2% [?]