Anyway, I made it with the motto of simple and easy to use.
Please use it. The following are the features of this application.

Features of the roulette app
・ There is no limit to the number of items that can be set
・ Winning rate can be set for each item
・ History function
・ Favorite registration function
・ Roulette rotation speed can be changed
・ Prepare multiple voices for roulette lottery / results
・ Multiple color palettes for the roulette body are available
・ Multiple background colors for the app are available