AsiaCurrency is a Widgets software developed by Todd Sherrer. After our trial and test, the software is proved to be official, secure and free. Here is the official description for AsiaCurrency:

Based on England Wei's Euro Currency Converter.

Shows all major currencies and will update exchange rates accordingly. You can convert a foreign currency into one of 2 Default base currencies by clicking in the lower left edit field and entering an amount, then pressing Enter to have the value converted. Change the conversion currency by clicking on a flag. Set the background and default conversion currency in the preferences.