File Renamer Pro is an easy-to-use File Renamer allows you to rename multiple files and folders at once. It offers various ways of renaming the files, including uppercase, lowercase, file extension renaming, insertion, deletion, string replacements, sequential renaming and more.File Renamer Pro can rename MP3 files based on ID3 tag information(e.g artist name, title etc.).The program provides a preview of the new file names.