First of all there's no such thing as safe in Gambling, if you're gambling you're risking your money and there're possibilities you could end up having double or even zero of what you have.

If you're not able to cope up with risk leave gambling or better earn through faucets and play, which you can do at freebitco you can even put up your coins there and earn interest.

If you feel you're ready to take a plunge click on my banner and come and try your luck at Bitdice, it's a really nice casino. Other popular casinos are Primedice, Chipmaker.

Believe in your luck and don't fall for martingale strategy, people have lost badly due to it.