1UglyFTP 

1UglyFTP is designed to transfer any type of files from any of the web servers over the Internet. Allows ftp scheduling and bulky file transfers. Supports Server to server transfer, powerful intutive interface, and many more yet costs $10.
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1st Webcollector 

1st Webcollector is a multi-threads software product for downloading all pictures and any other kinds of files specified by extension from a website. It will make the best use of your bandwidth, allow you to download 200 files simultaneously.
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