Your Fast and Reliable FTP Client
FileZilla is one of my flavor ftp tool. In brief, FileZilla is Fast and reliable cross-platform FTP, FTPS and SFTP client with lots of useful features and an intuitive graphical user interface. More importantly, it is a freeware (Open Source. If you never try it before, you should give a try.
Updates: On 2018-08-28 FileZilla Pro adds support for Dropbox