1)   Change Case 2.0
Quickly and easily convert text between upper, lower, and proper case with this Microsoft Excel add-on tool. Simply select the text and then select the desired case from the menu bar. In just a matter of seconds Change Case will convert the text.

 2)   ARen 2.0
ARen is a batch renamer designed to make it easy to change the names of multiple files or folders at once. It uses six different methods for automating the naming process and it can also change attributes and timestamps on files and folders.