Two ways, and the first one is a single tap. The whole game is one file — it works offline either way, including the pixel fonts.
Every rule, criterion and dollar figure in this game comes from somewhere. This is where. The regulations are current U.S. law. The cost figures are real published averages, cited individually below; the patient is fictional and the disease is real.
Every probabilistic fork this run took, in order: what was asked, the published probability it was drawn against, and what came up. A game that claims its odds are real should be willing to show its dice.
This game is a reskin, and reskinning The Oregon Trail to argue about something is an old and honourable tradition. It is worth naming what this descends from.