[X] Bulk Rename Utility

Bulk Rename Utility is a utility which allows you to easily rename files and directories, based upon extemely flexible criteria. Add date-stamps, replace numbers, insert strings, convert case, add auto-numbers, process folders and subfolders....plus loads more!

http://www.bulkrenameutility.co.uk/Shots/BRU_Main_Screen.jpg

source (http://www.bulkrenameutility.co.uk/Main_Intro.php)