Key Changer 1.0 allows you to modify the Key, Pitch, Multiplex, Vocal Remove, and Gain or an MP3.
Key Changer 1.0 will allow you to load and save the MP3 back with modifications - a preview is provided to listen to the song before saving. Trial verison allows for 10 runs of the program using full features.
Key Change (Half Steps)
Tempo Change
Auto Gain Control (Normalize, Compress, and Limit the Audio)
Multiplex the Channels (duplicate one channel across both - a means of Vocal Removal)
Vocal Removal (subtraction of both channels - used for basic audio)
