Rename Multiple PDF Files Software - Version 7.0 This software offers a solution for users who want to rename PDF filenames using a combination of PDF-related information and metadata such as: title, author, subjects, keywords, creator, producer, date, time and content. Also, you can add filename, file size, counting numbers to the filename. For example, tkm.pdf can be renamed to To Kill A Mockingbird - Harper Lee.PDF using this software. Many files can be renamed at once. This software will save you time and work by renaming multiple PDF files in batch almost instantly.