Downloading psrenamer 1.6 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. This Mac app is an intellectual property of Herb Bowie. The application lies within System Tools, more precisely File Managers.
From the developer:
GUI interface to rename a group of files in one fell swoop. Includes preview and undo functions.
You may want to check out more Mac applications, such as PDFGarden, AppMenuBoy or Folder Lister, which might be related to psrenamer.