For those who want a quick instrument to merge a couple of songs, Audio Joiner is the instrument you need. After MP3 files are loaded, the first thing you could do is select all MP3 clips that you want to mix after which click "Merge Chose…

Helium Audio Joiner, as its title suggests, allows you to merge various audio tracks into one single file using an intuitive interface and advanced tools. MP3 Joiner Professional may also add silence and normalize the clips. You'll be able…