No specific info about version 2.5. Please visit the main page of FileMerge on Mac Informer.
Info updated on:
Compares and synchronizes folder contents and various types of files.
It helps you recover files from deleted or corrupted partitions.
PDF Merge tool is the best PDF Merger Software to merge PDF easily.
Kepp your files organized.
Extract given page ranges as well as merge various PDF documents.
Bulk File Merger Pro will quickly merge multiple files on your Mac.