A simple app that allows you to create and manage a lottery with a great interface that's very easy to use. With it, you can make groups of number ranges, which can be used for a lottery, for example.

A group is a collection of numbers that you want to draw. Each range can have one or more members. To start a draw, you need to choose a member for the range and then choose the number of members to be drawn. The interface is easy to use, so you don't need to spend much time to create a new group.