Rummy developed into a worldwide sensation over time, with each culture contributing a distinctive twist to the game, enhancing its heritage even more. The game of rummy rummy ola downloadis not a single entity; rather, it has many variations that accommodate varying tastes & abilities. Developed in the early 20th century and rapidly gaining popularity in the US, Gin Rummy is one of the most well-known varieties. In Gin Rummy, players try to minimize the number of points in their hands while forming runs and sets of cards.