There are casinos who also provide provably fair calculator, though I'm not sure if many use it when they lose in playing sometimes it's just an add ons of the casino to show they are offering provably fair calculator for some legit check. Links above can help those who are very particular in fairness of playing. But for me, I prefer to jsut play and test my luck in dice that makes my head aches in studying its fairness. I don't think also there is actually fair as the house controls the casino and games.