DubMuster Package is a set of software's that help professional audio, musician, and composers to Imitate,transform and to create many vocal and music effects like pitch shifting vocal tract ,change segments or build a copmelete chorus from one voice DubMuster Package is a set of software's that help professional audio, musician, and composers to Imitate,transform and to create many vocal and music effects like pitch shifting vocal tract ,music speed, change segments or build a copmelete chorus up to 99 different voices from only one voice file in off line and real time. Handling 44.100Sps 16Bits Stereo WAV signal format. Gender setting and converting (male, female &amp\; child) For each file Handling WAV files Playing each segment independently. Digitally scales for accurate process Inspection.Accurate manual adjusting.Using existing audio hardware device.Multi Tasking and