I don't see a single UI screenshot of the app. I'm not buying this.
Can't up vote this enough. The site's copy reads as though its pitched directly at agency upper management.
Yeah ... seems like they pushed out this marketing page a bit prematurely. The "showcased" apps aren't very impressive.
There are some instructional videos that show the UI on help.umajin.com
I really want to try this out; I've been needing a prototyping app that can also handle databases for a while now.
This came up after a Google search: https://www.youtube.com/watch?v=z-pAu8mQZ8E (almost a year old though)
This promises to do a lot without showing very much. I'm have my doubts.