Exchange calculator is real time, accurate and convenient tool. It is very useful and always gets the latest data and supports all world main currencies more than 100 countries and 10 main languages. It supports most of currencies in all mobile applications.The calculator is accurate to four decimal and supports to trillion level data calculation. The data is the latest from Google and Citi bank for every calculation, you can trust them all.Calculator supports tow styles operation by typing country/currency in or selecting country/currency. You can switch the operation style in the setting menu. The currency will be automatically finished after you type 2 or 3 characters in typing mode. The countries are ordered by the importance of the currency in Yahoo finance.Calculate live currency and foreign exchange rates with this free, small and smart exchange calculator.Please bear in mind, each bank will make some money and the rate will be a litter higher if you buy another currency, and it will be lower while you selling.Mr.Kong wishes you and your family be happy all the time!