quick question- is this for mixing live or doing post production editing/ mixing for post production editing I use Audacity- it is a free Open Source program that works as well as programs like Adobe Audition or garage band.
http:// audacity. sourceforge. net/
check this site out of course put real dots in that link to actually go there! http://funadvice.com/r/14m8acio481
Its a free software you can download & become your own DJ mixing & what not. hope this is what you were looking for.
ok try this way, Google this--> virtual dj free home edition 7.o that should take you to the right place & it offers you a free download.