hey guys can some one tell me which audio coverter (all to all ) coverter should i use

all the ones i downloaded are trials, and converting just 3minutes !!

can some one tell me good softwares that i can convert everything ?

I usually use WinFF for converting.

http://winff.org/html_new/

http://format-factory.softonic.com.br/

Format Factory is the tea

thank you both, but format factory is what im looking for i had it before but couldn't remember the name

thank you