Mix your Mp3 tracks with this quick and efficient utility from Research-Lab Inc. WinMp3Merge lets you apply fade-in, fade-out effects to your mp3 or .wav files (music or otherwise). Mix tracks, use it to create special effects, or just use it to manage your music collection. One area that weve found WinMp3Merge to be really effective is in conjunction with our WaveToText software. Combine your memos, recordings and notes for the day into one file