Model Convertion for Unity

[Mouff]

I have a large number of models from a previous project, but they're all B3D whats the best free program to use to convert them and whats the best format to use for Unity?

Mouff

[SpiritWebb]

I dont know what to convert them with, but the best modeling program to use with Unity is Maya (thats what Unity's site says anyway), but you can use 3dsMax or Blender with it also...

[hallsofvallhalla]

milkshape!

It is what i use.

[Mouff]

Thanks guys much appretiated