Is there a Converter that is stable enough to transfer a IPB 3.4.4 board to SMF 2.0.4
IPB is so loaded with errors, I can't see it being safe without loosing a lot of information..
http://www.simplemachines.org/community/index.php?topic=477019.0
Has been reported to work with 3.4, try it before using on the live site.