JFRenamer is a Java built application that allows you to batch rename files from a specific location. You can do so with the help of an intuitive and easily customizable interface made up of a built in file explorer, order dialog as well as a debug window. Add rename conditions such as modifying the first letter to lower or upper case or the whole file alltogether.

JFRenamer will provide you with the renaming results as you are typing the contions.

JFRenamer is free and portable; it only requires you to extract the contents of the archive and run the executable....Read more about JRenamer