Here are lists of online virus scanner services to scan your computer files online for virus threads. These online anti virus scanner services are totally free to use and able to perform fast malware and anti virus scanning.

if you suspect your installed malware and antivirus software is missing a threat or you simply want a second opinion, an online anti virus scanner can be a valuable adjunct to security. Each of the following online scanners is considered best-of-breed and can offer important adjunct protection.

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Online AntiVirus Scanners which are free and easy to use:

1. BitDefender Online Virus Scanner

Web based version of the BitDefender software. BitDefender Online Virus Scanner incorporates the award-winning BitDefender scanning engines to scan your system’s memory, all files and drives’ boot sectors, and to automatically clean infected virus and spyware files. However, it works only with Internet Explorer web browser only.

Visit BitDefender Online Virus Scanner

2.  Eset Online AntiVirus Scanner 

Eset Online antivirus scanner utility can scan your computer and remove malware , viruses, spyware, adware, worms, phising and Trojans. The ESET online anti virus scanner uses the same ThreatSense technology and signatures as ESET NOD32 Antivirus, which means it is always up-to-date.

Visit Eset Online Virus Scanner

3. Computer Associates Online Virus Scanner

A web based version of CA anti virus software. Once install CA Active X component, you can select computer drive or particular suspect virus files for virus scanning with CA online virus scanner.

Visit CA Online Virus Scanner

4. Active Scan

The fastest online Virus and Malware scanner that developed by Panda Security Software. Active online virus scanner will scan your computer files for viruses, spyware, trojans and other threats within few minute only. Plus more, Active Scan will remove the infected files once detected but only for the paid version only. ( Work on IE and requires install ActiveX plugin)

Visit Active Scan Online Virus and Malware Scanner

5. McAfee FreeScan 

A web based virus scanner that incorporates the award-winning McAfee Scan Engine. McAfee FreeScan will scan your computer for infected files and display details and information list of virus detected. ( Work on IE5 above and Use Active X component )

Visit McAfee FreeScan Online Virus Scanner

6. TrendMicro HouseCall

a free web based virus tool designed to scan your PC for Internet security threats including viruses, worms, Trojans, and spyware. It also detects system vulnerabilities and provides a link so you can easily download missing security patches. After each scan, HouseCall delivers a detailed report, which identifies security threats detected on your computer.

Visit TrendMicro HouseCall 

7. F Secure Online Virus Scanner

A simple virus scanner that find out whether your computer is infected, and disinfect your computer if needed. The F Secure online virus scanner will automatically download the necessary components and virus definition databases as it is started

Vist F-Secure Online Virus Scanner

The online anti virus scanner that i mention have high virus detection rates. Plus more, it can remove the infected files once detected. There are others online virus scanners such as Symantec and Kaspersky doesn’t mention because it can only scan infected virus on your computer but unable to remove virus.

if any online virus scanner that i no mention and able to scan and remove the infected files online. Let us know via comment box.