Here are 6 Free Online Virus Scanners that you can use to scan any file from your computer. If you download a file from internet, and want to scan that with multiple antivirus software, you can use one of these online virus scanner. Advantage of using such online virus scanners is that they scan files using multiple antivirus software. So, even if your antivirus software is not able to detect a virus, there is a good probability that these online virus scanners will be able to detect virus in infected files.
All these online virus scanners are completely free.
VirusTotal
VirusTotal is one of the most popular free online virus scanner. It uses 43 different antivirus software to scan your files. You can upload files up to 20 MB in size. It also allows SSL upload. The best feature of VirusTotal is that also allows you to scan a URL. So, you can scan a file online, even before downloading it. You can also use VirusTotal desktop client, in case you don’t want to use online service.
VirScan
VirScan is one of the best free online virus scanners. It scanned my file with 37 different antivirus software. It can also scan zipped files, and even password protected zip files. You can zip 10 files together, and upload them together. It also limits the file size to 20MB.
Jotti
Jotti is another of my favorite free online virus scanner. It uses 19 antivirus software to scan files. We also covered Jotti desktop client earlier.
FilterBit
Filterbit is another free online file scanner. It also lets you upload file of up to 20MB, and uses 10 antivirus software to scan files.
Multi-Engine Antivirus Scanner
Multi-Engine Antivirus scanner uses 16 free antivirus software. Apart from scanning files, it can also scan URL. It can scan file of up to 20MB if you upload that, and can scan file of up to 10 MB via URL.
VirusChief
VirusChief scans the files that you upload, but does not scans URL. When I uploaded a file, it scanned it with just 6 antivirus software.
Also check out free link scanners, and best free antivirus software.