It had just occurred to me that I had never written about one of my favorite free file renamer applications for Windows. It’s called ReNamer, and I’ll warn you that it’s not a program for the weak at heart. It’s loaded with powerful features, and that’s one of the reasons I love it!
ReNamer lets you add a series of rules that it will follow for renaming files in bulk. I use this on a regular basis for renaming photos so that all of the file names don’t look like the generic DSC0000018.JPG or IMG0002388.JPG. With ReNamer I can sequentially rename the photos so that they all actually have a descriptive name.
This is the most powerful free file renamer that I’ve come across, and I’m sure you can find ways to rename just about anything using the different types of rules that are available: