mp3 cutter joiner is a powerful and easy-to-use audio editor, which builds audio cutter and joiner into one. supports mp3, wav, wma and ogg format. you can cut a new small file from a large audio file, and you can also marge multiple files to a large new one. supports batch cutting. can set the cutting/joining's start-time/end-time just when pre-listening to the song. cutting/joining high precision and no quality is lost!