It is also finally bringing Siri to the Mac. That means you can ask Siri to call an Uber, order food, or send a friend money with third-party apps. A big theme for the day was Apple loosening the reigns on its favorite tools (Siri, Messages, Maps) and letting developers add their own integrations.Īfter five-years, its finally opening up Siri to developers, a necessary move to keep up with a growing crop of smart assistant competitors.