Together with the new version of the operating system Windows Phone 8.1, Microsoft introduced the voice assistant Cortana. Most functions Cortana were borrowed from competitors in the face of Siri and Google Now, but Microsoft has managed to create a virtual assistant is not worse than Apple or Google, as in something even better. It is now known that Cortana is now able to provide accurate information about the world time. When planning your trip, you can always ask the assistant Cortana time in the desired country or time zone.
In addition, now with the help of Cortana can make currency conversion; also you will get information about the course you are interested in official rates in recent years.