Introduction: An FTP Client is software that is designed to transfer files back-and-forth between two computers over the Internet. It needs to be installed on your computer and can only be used with a live connection to the Internet. One of the most popular FTP Clients for Windows is WS_FTP from Ipswitch, Inc. This application is a standard File Transfer Protocol (FTP) client application for Windows Sockets. The user interface for this FTP client is designed with the novice FTP user in mind. WS_FTP LE is available free of charge to non-commercial home users, students and faculty of educational institutions, and to U.S. federal, state, and local government employees. WS_FTP Pro, which includes advanced capabilities, printed manual, and support, is available directly from Ipswitch.