We cannot provide information on 3rd party products or importers as we have nothing to do with them; if you're intending on importing a UBB forum to phpBB you'll need to inquire on their forums.

If your intending on importing from phpBB to the UBB our converter was tested against version 3 of phpBB.

I am a Web Development Contractor, I do not work for UBBCentral. I have provided free User to User Support since the beginning of these support forums.
Do you need Forum Install or Upgrade Services?
Forums: A Gardeners Forum, Scouters World
UBB.threads: UBBWiki, UBB Styles, UBB.Sitemaps
Longtime Supporter & Resident Post-A-Holic
VNC Web Services: Code Modifications, Upgrades, Styling, Coding Services, Disaster Recovery, and more!