MP3 and WAV audio player that can play files from the disk or Internet slower or faster without losing tempo. Also has the capability of voice and pitch alteration. Is capable of storing altered audio for later retrieval. Can play speech in reverse at the click of a button in real time. Ideal for reverse speech analysis. Has several voice effects that include pitch changing, Donal Duck like quacking and frequency shifting. Intended for transcription, rapid dissemination of audio content, voice alteration, and musical appreciation/enjoyment. Advertisement applications include commercial shortening to fit time requirements and voice alteration for pleasing quality.