MP3 Merger: Joiner App Create a Mashup with Different MP3 songs or Merger 2 or More MP3 songs or Create a Non Stop Music by Merging Different Songs & Music. You can do Anything With This MP3 Merger. MP3 Cutter Merger is a High Quality Free Mobile App to Cut or Merge Songs to Make Ringtones, alarm Tones, Notification tones.