Good free program to convert files?(flv to wma and others)

[robinsonlove]

I'd like to convert some flv files (had to save them as wma or wmv), but I really don't wanna pay 30 dollars to do it.

[Atak_Snajpera]

Why wma/wmv and not mp4 or mkv?

[robinsonlove]

I need to put them into my zune or play on windows media player,

[robinsonlove]

thanks for your help, i'll try it out as soon as i get back to my room.
hope it have good output quality for my zune, that i have tried several softwasre to do that