Buzz! The Mobile Quiz is the first game in the series to appear on mobile devices. The main game mode is the quiz challenge mode which consists of seven rounds plus two time attack interval rounds. At the start three sections are available to choose from and to unlock further ones the player needs gain at least a bronze medal in each round. To unlock later rounds the player has to gain at least a bronze medal in each round. Each round has its own take on the main game format. The player gets a question and has to pick the right answer out of four alternatives before time runs out.
In addition to the quiz challenge mode there is a multiplayer mode as well as a quick fire mode. The multiplayer mode allows for up to four player to compete against each other. This is done on one handset which the players pass around. Quick fire mode is simply all the sections from the quiz challenge mode that have been unlocked.