You can download FTP Softwares from the following sites.
FileZilla - FileZilla is a fast FTP and SFTP client for Windows with a lot of features. FileZilla Server is a reliable FTP server. FileZilla is Free and Open Source Project.
CoffeeCup Free FTP 3.0 - This is a FTP client for file upload and download. You can use an unlimited number of FTP accounts, resume broken downloads and transfer files in binary, ASCII or auto-mode. It also includes auto-refresh on each file upload or download and FTP log transcription. Free FTP works with any server and is so easy to setup. Just enter your username and password and click "Connect". Free FTP remembers your server info so connecting to your site again is a snap.
SmartFTP - Solid freeware FTP client, SmartFTP offers loads of handy features, including a Windows Explorer-like interface, drag & drop support and resumption of broken transfers. Free for personal, as well as educational and non-profit usage.
FTP - Navigator - A basic, easy-to-use freeware FTP client. Offers all the functions of the Web's most popular FTP client, WS_FTP, except that this is unconditionally free. You can delete, rename and copy files, as well as create and delete directories on the FTP server.