Download antivirus software

1. AVG Antivirus

 AVG antivirus is free internet antivirus solutions for the free users, AVG claims that there are more than 110 millions user using this antivirus currently. For antivirus AVG is one of the best antivirus but this does not contains the others applications such as internet security, firewall and so on.. due to those things lacking in the free antivirus software that causes the software being weaker.
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2. Kaspersky Antivirus :

Kaspersky PURE far exceeds regular PC protection. It renders your PC highly immune to cyber threats of any kind. You can trust Kaspersky PURE to give you complete peace of mind.

Complete PC & Netbook Protection

Kaspersky Internet Security 2011 has everything that you need to stay safe and secure while you're surfing the web. It provides constant protection for you and your family – whether you work, bank, shop or play online.
Stay ahead of the threats with Kaspersky Internet Security 2011!


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3. Avast Antivirus

Avast Claims that more than 100 millions user are Avast! Free Antivirus is the minimum protection you should have —
it provides great protection against viruses and spyware.

But for even better protection against the latest and constantly changing internet threats, upgrade to avast! Internet Security,
our best protection.

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4. McAfee Antivirus

McAfee Total Protection 2010 Get the Ultimate, Easy-to-Use PC and Online Protection with Powerful Web Site Safety Advisor



5. Symantec Antivirus

Symantec helps consumers and organizations secure and manage their information-driven world. Our software and services protect against more risks at more points, more completely and efficiently, enabling confidence wherever information is used or stored


6. Trendmicro Antivirus

HouseCall is Trend Micro's highly popular and capable on-demand scanner for identifying and removing viruses, Trojans, worms, unwanted browser plugins, and other malware.

HouseCall 7 features an intuitive interface and the ability to perform fast scans that target critical system areas and active malware. It also leverages the Trend Micro Smart Protection Network™ to help ensure that scans catch the latest threats.

HouseCall 7.1 improves on the recently released HouseCall 7.0 by providing a full system scan option and an option to scan only specific folders. It adds support for 64-bit versions of Windows Vista™ and Windows™ 7.

HouseCall provides a quick and easy check for threats regardless of the protection status of your existing security solution. For more information about HouseCall, please read the Frequently Asked Questions. 

7. ESET Antivirus

The Internet is a wonderful place for networking, searching for information and entertainment, but it is also where malicious software and other threats lurk. ESET Smart Security 4 keeps your PC safe with advanced proactive detection that blocks most known and undiscovered threats hours or days faster than other Internet security technologies

Key Benefits

Built on the award-winning NOD32 antivirus and antispyware engine, ESET Smart Security stops most new threats proactively, well before other vendors have issued a signature, maximizing your defense against new and unknown threats.

• Integrated antispam and personal firewall keeps your online life safe and cleans Internet traffic and email, even when it's SSL-encrypted.
• Stops threats from entering through removable devices so you can share files with confidence
• Integrated SysInspector and SysRescue simplify system diagnosis and recovery
• Self defense prevents malware from degrading your level of protection
• Tiny signature updates happen discretely as needed and won't bog down your system

8. Avira Antivirus

At Avira you can find products to perfectly match your requirements. Developed specifically for the home user, our Premium and Suite products provide up to date protection against dangerous and harmful threats

9. Bitdefender Antivirus

Protection
Antivirus	Protects against viruses and other malware with industry-leading technology
	Multi-layered proactive protection against new and unknown threats
Antispyware	Blocks concealed programs that track your online activities
Antiphishing	Blocks webpages that attempt to steal your credit card data
Antispam	Stops unwanted e-mail from reaching your Inbox
Firewall	Automatically secures your Internet connection wherever you are
	Helps prevent outsiders from accessing your Wi-Fi network
Performance
Special operating modes	Game Mode reduces system load & postpones scans
	Laptop Mode prolongs battery life
Tune-up	Removes unnecessary files & registry entries, for optimized performance
Privacy
IM Encryption	Keeps your conversations private on Yahoo! and MSN Messenger
File Vault	Locks up confidential files in an encrypted vault
File Shredder	Ensures that no traces of deleted sensitive files remain on your PC
Control
Parental Control	Blocks access to inappropriate websites and e-mail
	Limits kids’ access to the Internet, games, etc. to specific times
Home Network	Manages the security of your entire network from a single location
Data Backup	Automatically backs up files and folders