Freeware Antivirus Program

Microsoft Security Essentials is a free antivirus solution developed by Microsoft, offering real-time fortification for your personal or business computer against malware, spyware, and viruses. A review of Microsoft Security Essentials has also been published.
Download Microsoft Security Essentials 4.10.209.0 (from Antivirus Software)

10.7 MB | For Windows 7, Windows 8 / Vista / XP | Free

Avira Free Antivirus is Avira's entry into the freeware antivirus market. A review of Avira has also been published.
Download Avira 1.1.112.2751 (from Antivirus Software)

95 MB | For Windows 7, Windows 8 / Vista / XP / NT | Free

Panda Free Antivirus is another iteration of Panda's free antivirus solution which is able to protect a PC against many different threats including viruses, malware, worms, roots and adware. A review of Panda Free Antivirus has also been published.
Download Panda Free Antivirus 23.0.0 (from Antivirus Software)

63.5 MB | For Windows 7, Windows 8 / Vista / XP | Free

McAfee's Stinger application is a very specific virus detection program which currently supports around 3,000 different viruses. A review of McAfee Stinger has also been published.
Download McAfee Stinger 13.0.0.583 (from Antivirus Software)

10.2 MB | For Windows 7, Windows 8 / Vista / XP | Free

Tencent PC Manager includes the largest security cloud base all of the world and claims to be a powerful antivirus engine..
Download Tencent PC Manager 15.0.2111.2126 (from Antivirus Software)

148 MB | For Windows 7, Windows 8 / Vista / XP | Free

RogueKiller is a tiny application that comes in handy when you've downloaded some crap from the web. A review of RogueKiller has also been published.
Download RogueKiller 16.5.4.0 (from Antivirus Software)

647 KB | For Windows 7, Windows 8 / Vista / XP | Free

AVG Free Edition is the well-known antivirus protection tool. A review of AVG Anti-Virus Free Edition has also been published.
Download AVG Anti-Virus Free Edition 24.1.8821 (from Antivirus Software)

79.17 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

While most Antivirus vendors all seem to promise the same things, namely high security, fast scanning speeds and high performance, AVG Antivirus's latest updates seem to breath some truth into that line. A review of AVG Antivirus has also been published.
Download AVG Antivirus 25.11.10580 (from Antivirus Software)

79.17 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

Ever wanted to completely disconnect yourself from Microsoft's obsession with keeping you up with the latest? A review of Destroy Windows 10 Spying has also been published.
Download Destroy Windows 10 Spying 2.2.2.2 (from Antivirus Software)

452 KB | For Windows 7, Windows 8 / Vista / XP | Free

GMER is an anti-rootkit utility which is able to find rootkits which have infected your computer. A review of GMER has also been published.
Download GMER 2.2.19882 (from Antivirus Software)

372 KB | For Windows 7, Windows 8 / Vista / XP | Free