Mass Rename

An easy-to-use and fast utility that will help you to batch rename multiple files on your Mac.
Create your custom rename workflows to rename your files.

New version: Use regular expressions to rename files!

Perfect for any kind of file renaming including music and photo files!
Just add the files you want to rename to the list and choose a rename action. 
You can also create complex, multi-step rename sequences.

Rename files in many ways:
Convert case
Replace text
Add prefix
Add suffix
Remove specified number of characters
Insert characters to position
Add numbers
Add date
Use image metadata (EXIF) for file name
Use audio metadata for file name
Set file extension