Best Rename is an easy-to-use Mass Renamer. Loading files or folder very easily, Batch rename files or folder with plenty of choices. Note that its old name ia Batch Filename Editor.
Feature List
Rename mass files and folder
Remove, replace and insert text
Windows Explorer shell context menu start
Realtime preview
Rename extention part of filename
Change case of filename
Clean symbols, numbers or shotcut name
Rename files with sequential number or letter
Save FileNames to a file etc.