FileZilla - FileZilla is an FTP, or file transfer protocol, client. It lets individuals transfer single files or batches to a web server. For many years, FTP was the standard for website design. Read more about FileZilla.
BoxCryptor - Boxcryptor encrypts your sensitive files before uploading them to cloud storage services like Dropbox, Google Drive, Microsoft OneDrive, Box, and many others.
WinSCP - WinSCP is an open source free SFTP client and FTP client for Windows.
Mega - Secure File Storage and collaboration
FlashFXP - FlashFXP - Windows FTP Client. Supports FTP, FXP, FTPS, and SFTP file transfers. Free trial download. DownloadUpgrading to v5. x?
Google Drive - Access and sync your files anywhere