Coaster is an app with which you can write down your drinks in a simple white using a widget. And when it comes in close Social round to the pay and who has been drinking, they are with this app advantage.

You can set the price of beer and spirits as well as their budget. On one of their screens to place the widget. Once a beer or a spirit drink is delivered, click on the appropriate icon. On the Info button, they know they have already spent on drink as much money or how much they have left.

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