Not only is the license shown as activated, like many others, a permanent watermark from Vibrantsnap is displayed.
The deal was clearly for 3 Macs.
Support? Nonexistent.
Updates? A joke, because there are none.

Owner of the software? Has released a similar new product and lets buyers here die.

Appsumo? Instead of just collecting money, you should intervene. Otherwise, the saying goes - caught in the same trap! Bad publicity!

P.S: No Sumoling has money to give away for such behavior.