A handy app to convert between US Dollar (USD) and Japanese Yen (JPY).
"Flip" button lets you easily switch between "US Dollar" and "Japanese Yen".
Supports fractions.
You can select the number of decimal places you want to display. By default, the app displays 2 decimal places.
Sends results and history via email.
Conversion history.
The source of the information is the Czech National Bank.