Flexible Renamer is a free tool for renaming files and folders, either singly or in large batches, including subfolders. Developed by Naru
License: Free
Flexible Renamer is a Windows-only tool with a robust set of features for batch renaming files, while pyRenamer is an open-source, cross-platform solution that offers customization through scripting. The choice between them depends on the user's platform preference and need for advanced scripting capabilities.