WinSCP is an open source SFTP (SSH File Transfer Protocol) and SCP (Secure CoPy) client for Windows using SSH (Secure SHell). Its main function is safe copying of files between a local and a remote computer. Beyond this basic function, WinSCP manages some other actions with files.
WinSCP is also available as plugin to FAR filemanager.
Before using WinSCP, see what it can do and the application requirements. You may also compare SFTP and SCP protocols.