AssistantLove
If you have a jailbroken iPhone then take a look at the awesome AssistantLove. “AssistantLove is a popular Siri-enhancing jailbreak tweak by iOS developer John Coates (the same developer that brought us Flex) that was released one year ago; it gave Siri a lot of powerful features, including the ability to use third-party navigation applications to find directions, the ability to play music from Spotify rather than the stock Music application, and the ability to launch applications under aliases rather than by name.” Read in full
