Rummy Master is a mobile gaming brand offering an online card game based on three-card play, also known as Indian Poker, Flush, Flash, or Brag. The app invites users to play against other people and emphasizes card strength, player choices, and betting. Its Google Play listing promotes rewards and cash-related offers, while describing the game as a way to play anytime and anywhere.

The app also features graphics, music, themed content, and special events, according to user reviews. Rummy Master is listed as suitable for adults aged 18 and over. The listing reports more than 50,000 downloads and includes information about data practices: the app may collect location, app activity and performance information, and device identifiers, and may share some data with third parties.

It also states that data is encrypted in transit and that users can request its deletion. Reviews mention frequent advertising and interest in syncing play across devices, though the available listing does not explain whether synchronization is supported