The three main types of rummy are 13 Card Rummy, 21 Card Rummy, Gin & Contract Rummy. Even though the basic rules still exist, there are now many ways that you can enjoy and play rummy with your friends. As it is now a global game, rummy players needs to get acquainted with the many variations of rummy in detail. Now that rummy is available to play on all smartphones, it has become more accessible and popular. Rummy has been India’s favorite card game through generations.