Support for TwinSeek is available from the publisher site.
Short description: TwinSeek will speed sorting significantly by comparing all the files in a directory, and will then show what ones are 95% similar. TwinSeek can also used to provide a detailed comparison of the differences between two files....
To speed up your downloads we recommend you use a download manager such as 
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.
Find and remove true duplicate files. Search duplicate file contents regardless of file name, Duplicate MP3s, photos, and any file type can be searched. Duplicate Finder matches byte by byte or CRC32 to give you most accurate results.
EF Find is a powerful search program. Look for files, text, HEX sequences and regular expressions inside 7-Zip, ACE, ARC, ARJ, BZIP2, CAB, CPIO, GZIP, IMG, ISO (ISO9660), LHA, RAR, RPM, SFX, SQX, TAR, TBZ, TGZ, ZIP, Zip64, ZOO archives.
Saving notes.
CloudBerry Explorer is a FREEWARE Windows Client for Amazon S3. CloudBerry Explorer makes managing files in Amazon S3 EASY. By providing a user interface to Amazon S3 CloudBerry lets you manage your files on S3 just as you would on local computer.
Cleanse is a program uninstaller that will find and remove even the most stubborn of programs. Using the smart Auto Find drag and drop function uninstalling has never been so easy. Uninstall programs even if they don't supply an uninstaller.