Simple and intuitive currency convertor for your iPhone or iPod Touch. While jExchange offers exchange rates for most common currencies from around the world, you may be interested in only a few currencies. Application allows you to hide / show / reorder currencies. The exchange rates table shows a base currency compared to all other currencies. The exchange rates are updated automatically (manual update also included) once a day (between 2.15 p.m. and 3.00 p.m. CET) from European Central Bank.