AUDACITY – http://audacity.sourceforge.net/: Audacity is a free, easy-to-use audio editor and recorder for Windows, Mac OS X, GNU/Linux, and other operating systems. You can use Audacity to: record live audio, convert tapes and records into digital recordings or CDs, edit Ogg Vorbis, MP3, and WAV sound files, cut, copy, splice, and mix sounds together, change the speed or pitch of a recording, and more! 

FINALE NOTEPAD – www.finalemusic.com/notepad/: Finale NotePad® 2007 is your FREE invitation to the world of music notation software! Find out how fun and easy it is to transform your musical ideas into beautifully printed music by downloading NotePad 2007 today!