Short description of MP3 Splitter Joiner Pro 4.1.0.2542: MP3 Splitter Joiner Pro splits a large MP3 file (up to 10 GB) into multiple smaller pieces, and joins multiple MP3 files into a single file. You can split a MP3 file by file size, pieces count, time or custom selections. You can split MP3 with fade in and fade out, forward and backward overlap, and keeping ID3 tag. MP3 Splitter Joiner Pro supports batch split and batch join that will save your a lot of time.