If you have a blog or website that you will use the FTP is one of the most important applications. File Transfer Protocol server that is hosting your site is the most effective way to get the pictures or files. FTP program, though not all, of the same.
FileZilla is one of the best option around. This open-source FTP client, fast and reliable, and it has all the advanced features that you will probably never need. Here you can download FileZilla.