Lotto software plays an important role in UK Lotto games and also in the way that many players choose their numbers. Although most people never think of the software at work behind the scenes, this article explains why it is so vital in the smooth-running of modern lotteries.

Lotto 649 is a phrase commonly used to refer to any lottery which requires a player to select six main numbers from the range 1 to 49. Popular 649 (sometimes written as 6/49) lotto games include the UK National Lottery, the Lotto 649 game in Canada and the Loto game in France.