1. Avast – avast! Home Edition – Free Antivirus represents the best FREE antivirus protection currently available on the market. This edition is FREE OF CHARGE for non-commercial & home use only. Both of these conditions should be met! If you are not a home user or if you use your computer for business purposes, we offer a wide range of more suitable products providing higher data security, starting with avast! Professional Edition

2. AVG – Surf, and search with confidence, while LinkScanner® keeps you safe from harmful sites. Get online and offline protection from viruses, spyware, and other nasties. Enjoy consistently high-speed PC performance with our new enhanced virus scanner

3. Avira – Protects your computer against dangerous viruses, worms, Trojans and costly dialers. New: Basic Anti-Spyware

4. Bit Defender – BitDefender Free Edition uses the same ICSA Labs certified scanning engines found in other BitDefender products, allowing you to enjoy basic virus protection for no cost at all.

5. ClamWin – ClamWin is a Free Antivirus program for Microsoft Windows 7 / Vista / XP / Me / 2000 / 98 and Windows Server 2008 and 2003.

6. Comodo Firewall – The experts agree—when it comes to threat protection, Comodo’s Firewall software is the choice the pro’s turn to.

7.  GMER -  is an application that detects and removes rootkits .

8. Spyware Blaster – can help keep your system secure, without interfering with the “good side” of the web. And unlike other programs, SpywareBlaster does not have to remain running in the background. It works alongside the programs you have to help secure your system.

9. Spyware Terminator – Millions of users worldwide rely on Spyware Terminator, winner of many awards and high ratings from industry experts and users. Its free comprehensive protection is comparable to competitors’ paid versions!

10. Sunbelt Personal Firewall – Sunbelt Personal Firewall used to be called the Kerio Personal Firewall (KPF). Kerio was going to discontinue it, but Sunbelt acquired it from Kerio to save the product from “going under”. We needed a new name, and changed ‘KPF’ into the new ‘SPF’ (so much for software geeks being creative…)

11. Super Anti Spyware – Detect and Remove Spyware, Adware and Remove Malware, Trojans, Dialers, Worms, KeyLoggers, HiJackers, Parasites, Rootkits, Rogue Security Products and many other types of threats.

12. Threatfire - Will your antivirus software catch the latest malware that just came out today? In most cases, no, because it simply does not know how to detect it yet. But ThreatFire’s ActiveDefense technology does, and has proven to provide up to 243% more protection when combined with traditional AntiVirus products. See the table below.

13. Winpooch – Winpooch is open source protection from spyware and the like. By scanning files in real-time on your computer, it detects any malware and makes sure they do not infiltrate your system. Together with ClamWin anti-virus program it even protects your PC from virus by adding the real-time scanning capability that ClamWin lacks. Winpooch sees and prevents all attacks from viruses, spyware, trojan programs, etc.

14. Zone Alarm – A free firewall which blocks inbound and outbound traffic threats. Makes you invisible to hackers