Better File Rename is the most comprehensive file renamer on the market. You get an industrial strength utility that's fast, flexible, reliable and easy to use. That's why since 1999, thousands of hobbyists, professionals and businesses depend on Better File Rename to organize and maintain their files.

Comprehensive renaming options

add, remove, insert and replace characters and text
add, format, change and insert sequence numbers, create sequence number lists..
add file date and time to the beginning and the end, rename to date..
replace file and folder extensions
make uppercase, lowercase, title case or sentence case
create space-saving alphabetical sequences
truncate, remove vowels, reverse, transpose
and much, much more...

Home Page: http://www.publicspace.net/windows/BetterFileRename/