PFrank is an acronym for Peter's Flexible Renaming Kit, is a Freeware bulk file renaming program.

With PFrank you can easily organize your music files, picture files, or any other types of files. PFrank comes equipped with many features, some of which you won't find on any other renaming program. The beauty of this tool is it's flexibility. You can quickly build any renaming command sequence you like, preview all of the results, press the rename button, and you're done.