If you're one of the following, this App is for you!
(1) A traveller planning to come to America, who wants to get familiar with the money used in the United States beforehand.
(2) Any one new to the United States, still learning to use U.S. money.
(3) A parent of a young child who wants something useful and fun to teach their kids learn about money.
Even if you're not one of the above, if you're a person who wants to polish up their speed of calculation when paying money, this App can definitely help you!