Currency Viewer is an Android application, which is intended to reflect the most current state of currency exchange market.
It is not only a converter of currencies, but is also the full source of information which is presented in a convenient way to mobile users.
It is able to obtain current currency rates from the selected web-source and then display the rates of selected currencies to the user.
It is handy once you have selected the currencies you need rates for against the chosen base currency - you do this setup only once and then just continue using that profile to view new rates.
The application is able to store settings for several profiles, so that it would be convenient for you to switch between different sources, base currencies and sets of selected currencies to view rates for.