Many programs and utilities are available, whether for free, at cost, or provided with your computer/operating system. You may wish to ask a fellow website owner for suggestions, or consult a search engine for suggestions.
As an example, FileZilla, a free FTP client for Windows, Mac, and Linux, can be downloaded here:
http://filezilla-project.org/download.php?type=client
Please note that Superb does not officially support this or any other third party software and cannot assist with troubleshooting any issues specific to the software.If problems are encountered with using a free FTP client, staff at Superb will check to determine if there is a problem associated with the server with which FTP access is being attempted but will not be responsible for troubleshooting problems specificially related to the FTP client.