>There's a thing that our application has that our competitors does'nt fully offer.
>
>. They probably intend to make their software support what they say as fast as they can but they're not there so far so they just fake it in their publicity.
>
>How should we react to their (could we say false) publicity?

Ignore it. Demo your product with the fully featured version. Then ask to see theirs. ;)

Chris.