FlashFXP

FlashFXP is an FTP/FXP client that allows FTP transfers directly between two servers (allowing you to transfer files independent of your PCs connection speed). FlashFXP uses a familiar, Explorer-like interface that even the most novice user can master in minutes. It offers options such as drag-and-drop, CHMOD support, SSL/TLS transfer (including site-to-site transfers!), enterprise-friendly rollout options, firewall and proxy support, strong application encryption, speed limiting, statistics, scheduling, MODE Z compression, and autoreconnecting.

FlashFXP is a File Transfer Protocol client for Windows, which offers the easiest and fastest way to transfer any file between your local computer and a server on the Internet, or even directly between two servers using Site to Site transfers. Available in over 20 languages. It offers security, performance, and reliability that you can always count on to get your job done quickly and efficiently.Use it to publish and maintain your website, Upload and download documents, photos, videos, music and more, Share your files with your friends and co-workers.

Features:
>Fully tested and supports gigabit speeds (including Jumbo Frames)
>Download and upload speed limiting. Save some of your bandwidth for browsing the web.
>Advanced Skip list.
>Optional caching of remote directory lists.
>MODE Z support for on-the-fly streaming compression.
>Support for FEAT and "stat -l" fast directory listing reduces overhead and improves compatibilty.

Simple to install and to use. You can set a password for ftp connection and access in program. Add sites (you need IP addresses and port number) and set options to customie it.