Alternatively, you can use this application to help you with your shopping. As it provides you with the ability to know how much you are going to pay at the checkout.
The interface provides large buttons representing US coin values. Those are one cent, five cents, one dime, quarter dollar, half dollar and one dollar. Clicking a button updates the total count by the coin’s face value.
The application provides a reset button that resets the counter to zero ($0.00).
The application provides a subtract feature, this allows you to take a coin value away from the total count.