ChromeIS offers a web based FTP client for it’s customers and general public. You can access it below. You may find this web based ftp client useful if you’re office, school or other network blocks port 21 or disallow ftp at all. However, please note WebFTP may not be a perfect substitute of a full features FTP client like FileZilla.
Please visit FTP Software for FREE for a list of FTP clients recommended by ChromeIS.