Dice are used for generating random numbers and are often used in gambling games, such as craps or sic bo, or board games, such as Backgammon or. Virtual online dice. Roll an online die! Number of sides: (Minimal 2. Up to 9 sides have pips, but more is possible.) Number of dice: 1, 2, 3, 4, 5, 6, 7. Random dice roll. Quickly generate a random dice roll for gambling, roleplaying, or just making a choice. An easy and free way to play a game like Liar s Dice.