Get the Lowdown on India's Favorite Rummy App and How to Play Learn the Objectives, Rules, and Gameplay Sequence of Rummy 555. The best games are available on the Hobigames app, which you can download for free. Played by two to six hobiplayers with one or two decks of standard playing cards, Rummy 555 in Hobigames is the best Rummy Game App in India (including jokers). Every participant is dealt 13 cards, which they must use to complete valid sets and sequences.