Apple announced two enormous changes to Siri at WWDC this year
(iMore iPhone)

What you need to know Apple is bringing two major features to Siri this year. The assistant will now support on-device speech recognition and third-party devices. Siri is finally getting two huge updates at WWDC this year. During its WWDC keynote, Apple announced that it would be bringing on-device speech recognition and third-party device support for Siri. Both are huge features that have been long-requested by Apple users. The first feature is on-device speech recognition, a feature that basically everyone that uses Siri will appreciate. Moving speech recognition and processing on-device means that you will now be able to make common Siri requests without an internet connection. For anyone who has been without a cellular connection and found out that Siri couldn`t do something as simple as setting a timer, today is a good day. Moving these operations on an iPhone, iPad, and more will also speed up Siri`s performance, another huge benefit for anyone who wants to use the voice...