Rename 123 is a multiple file renaming tool. It will make it easy to keep movie, music, image and other file's names consistent and organized. It comes with lots of renaming options, an integrated file browser, instant preview capabilities, and a user friendly one-two-three interface. The easy to use Rename 123 user interface will let you change the file names in the following ways Change filename case Remove / insert spaces Replace text Insert text (add prefixes and suffixes ...) Remove text Add automatic numbers / fix existing numbers Change extension, change extension case Instant preview of the changes Includes mp3 ID3 tag extractor.