Welcome to the Kaspersky Online Scanner! Use it to scan your PC for viruses and other malware for free
Warning: if you have installed Kaspersky Online Scanner Pro, please manually uninstall it using "Add/Remove Programs" before installing this version! Otherwise this version will not function correctly.

Benefits:

  • Kaspersky Anti-Virus exceptional detection rates and thorough scanning
  • Hourly AV database updates available each time the Online Scanner is launched
  • Heuristic analysis to detect unknown viruses
  • Simple installation (just click on a link)


  • Requirements and limitations:

  • When using this service for the first time, you have to run with Administrator privileges in order to install the product. Also, you will need to download and install files about 400 KB in size followed by 9 MB of virus definitions.
  • However, if you use the Online Scanner again, you will only need to download the files that have been updated since your last scan.
  • The Online Scanner service offered by Kaspersky Lab uses Microsoft ActiveX technology. Microsoft ActiveX Technology and the Kaspersky Online Scanner work only with MS Internet Explorer 6.0 or higher.
  • We cannot guarantee that the Online Scanner will function correctly if you are using any other browser or any Internet Explorer extensions (such as AvantBrowser). If you use a different browser, you can use the to scan individual files.
  • The free Kaspersky Online Scanner does not scan boot sectors and MBRs, so it cannot detect malicious code located in these areas.
  • Please note: The free Kaspersky Online Scanner does not protect against malicious code, and cannot prevent future infections. It only detects malware that has already penetrated your computer. We strongly recommend that you install a full to protect your system.


  • Privacy statement:

    The Kaspersky Online Scanner will collect information about the malicious programs found on your computer during the scanning process. The information will be sent to the Kaspersky Virus Lab for statistical purposes. No personal information about you or specific information about your system will be collected or transmitted to Kaspersky Lab.