Indian Cash Rummy App is a variation of the popular card game rummy, which is played with real money. In cash rummy, players put a certain amount of money on the line before the game begins, and the winner of each round collects the money from the other players. It's worth noting that cash rummy is not legal in all jurisdictions, and players should always make sure they are following local laws and regulations before participating in any form of gambling. Additionally, players should only gamble with money that they can afford to lose and should always play responsibly.