ClamWin Portable is the popular ClamWin antivirus packaged as a portable app, so you can take your antivirus with you to scan files on the go. You can place it on your USB flash drive, iPod, portable hard drive or a CD and use it on any computer, without leaving any personal information behind. Features ClamWin is a Free Antivirus for Microsoft Windows. It provides a graphical user interface to the CLAM AntiVirus engine. It features: High detection rates for viruses and spyware Regular virus database updates. ClamAV team regularly updates virus databases to include a new virus/variant immediately after it appears Standalone Virus Scanner Please note that ClamWin Free Antivirus does not include an on-access real-time scanner, that is, you need to manually scan a file in order to Detect a virus or spyware. Also, ClamWin Portable has scheduled scans and updates disabled as they are not used in a portable scenario.