Cool Mp3 Splitter Joiner is a powerful and easy-to-use audio editor, which builds audio spitter and joiner into one. Supports MP3, WAV format. You can cut a new small file from a large audio file, and you can also merge multiple files to a large new one. Supports batch merging!With a small audio player built in, you can set the Splitting/joining's start-time/end-time just when pre-listening to the song.