The software that is used to move files from one computer to another connected computer using the internet is called an FTP Client. It has to be installed in the computer and you can only use it when connected live to the internet. A traditional look of an FTP Client is a two-paned design. The files on your computer can be seen on the left pane while the files on the remote computer can be seen on the right pane.
Transferring of files is done easily by just dragging-and-dropping the files from the left pane to the right or vise versa. Files can also be transferred by highlighting a file and then click a direction arrow which is located between the panes.
FTP is actually an easier way of transferring files of any size without the nuances and overhead needs of most websites. They come in 

Core FTP is a free FTP client software developed for Windows users. You can download Core FTP LE free in their site. Core FTP gives you the security and reliability that you need to maintain your files and websites. It offers secure SSL, SFTP and HTTPs support as well as support for international domains. Also, you will enjoy Core FTP the friendly user interface. You can visit their site to check out the list of included features for the freeware. You can find almost every features that you will need in an FTP client. If you want additional functions, you can buy the Core FTP Pro.