All The %'s are pretty much exactly what they would be if you were to be playing with real dice.
They Put a Cap on what you can bet, so you can't use the Double your Bet every time Scheme.
I once lost 34 Times in a row on a 50% chance.
The guy who coded it (Pheonix) Was a Hardcore Gambler in Real Life. I wouldn't suggest putting too much time into it
