Welcome to Cute - all the answers are here! Wilcom Truesizer is very good (see link given by tilde01)
I would have said the same thing Sue - would not like to be without my Wilcom Truesizer. Sarah
Forgot to add Welcome to Cute.
if you just want to convert files from one format to another, try Wilcom Truesizer. It's totally free. There is also Ambassador and it is free.