Free Anti Virus Scanning Tools
Online tools to help you keep your computer free of viruses
NOTE: Free online antivirus scanning tools will help you find out if you have any viruses or other security issues on your computer, but you'll usually have to subscribe to a paid antivirus service in order to fully disinfect your computer.
Panda ActiveScan 2.0
Scan your PC to find out whether it is infected by viruses, trojans, worms, spyware, or whether you have other security problems. Register to perform custom scans and disinfect certain threats.
Avast's online scanner tool lets you check single files (up to 512kb in size) to see if they're infected by viruses. You have to upload the file to be checked to Avast's site in order to scan it.
Scan your system's memory, files and drive boot sectors to find out if they're infected with viruses.
Online virus scanner that performs a "deep scan" of your computer to detect any viruses or spyware that may be lurking on it. Scans may take several hours to complete as they're very thorough.
Scan your computer for thousands of viruses, and find out more about any threats that are detected.
Online tool to check whether your PC has been infected by viruses, spyware and other malware.