Boundless Exploration: Other Variants. In addition to these popular variations, there are a plethora of other Rummy variations that present distinctive gameplay twists. For example, Kalooki adds wild cards, which rummy time app downloadlet players use jokers to finish their runs or sets. In contrast, Contract Rummy adds layers of strategy and planning by having multiple rounds with distinct goals for each round. Players can experiment with various play styles thanks to these variations, which also keep the game interesting. Beyond the realm of card tables, rummy has influenced popular culture in a number of ways, such as television, movies, & literature.