http://www.shaku6.com/tuner_e.htmlTempo and Key changeable MP3, WMA, M4A player.
Softpedia link @ http://www.softpedia.com/get/Multimedia ... unes.shtml
Dl @ http://www.shaku6.com/soft/s8Tunes_e119.zip
The developer has a few other specialized tuner tools listed.