A useful progam that helps you burn high quality audio CDs.
Super MP3 Download
Super MP3 Download allows you to search and download over 100 million MP3 files.
Music MP3 Downloader
This program lets you search and download MP3 music.
Comprehensive audio conversion tool to transform your WAV audio files into MP3.
Hot MP3 Downloader
Hot MP3 Downloader is a nice little tool for downloading MP3 files.
Simple yet efficient tool to change the volume of MP3 tracks and other formats.
Mu-tech Co., LTD
It checks your ability of hearing high pitch sound and low pitch sound.
Trim, encode, decode, and modify pitch of MP3 files.
It can change your voice pitch to be male or female.
Change the pitch of any MP3 song without changing tempo. Great for musicians.
TFM Group 
FREE RealTime MP3 Mixing Machine with Pitch control,CrossFade control and more.
Inspyder Software Inc.
Pitch Switch can play virtually any sound file ,include: MP3, M4A, WAV and more!
Records sermons simultaneously to high and low quality MP3 format.