REX2

Goodly afternoon all... 
I recently purchased REX2 and it seems to be installed okay.
However I see another Icon...FTX Central
It does not seem to do anything...can someone tell me what it does?

I recently purchased REX2 and it seems to be installed okay.
However I see another Icon...FTX Central
It does not seem to do anything...can someone tell me what it does?