Support for Delete Duplicate File is available from the publisher site.
Short description: Duplicate File Finder is a powerful tool to locate file duplicates on your computer. It scans the computer and lists duplicate files based on byte by byte comparison, which ensures 100% accuracy. It can find duplicates of any file type....
To speed up your downloads we recommend you use a download manager such as 
With dual panels and multiple tabs, Risingware Exp+ integrates a dual-panel file manager, a multi-process browser based on IE, and Exp+ Basic Toolbox containing a set of utilities.
Print and visualize your folders. Find out where your HD space went! You can filter to include only the files you want and customize both display and printed output to your taste. Lists can include MP3 and ZIP information.
Click-N-Type is a free on-screen virtual keyboard for anyone with a disability who can't type on a physical computer keyboard, but can use a pointing device like a mouse.
MyPendrive enables extended autorun functions for USB drives, like starting portable apps directly at drive connection. Version 2.0 offers enhanced backup functions and allows you to easily customize the drive label, icon and autostart menus.
WhatDisk is an easy-to-use program with an Explorer-like user interface that helps you categorize your disks (CD's, DVD's, ZIP disks, external hard drives, USB sticks, MP3 player, iPod etc.) into a single, searchable database.
FileMonkey automates common time consuming file operations. FileMonkey can copy, move, split, search, replace, rename, alter case, list or delete duplicates, trim, truncate, crop, chop, set attributes, encypt, decrypt, wipe, delete, extract and more.