We may earn a commission from links on this page. Alexa, Amazon's voice assistant, is easy to use, and works great on all of the company's Echo speakers. You don't need to buy one of their speakers to ...

Amazon's new Alexa ap feature uses an iPhone to map out a room and assign devices. Phil Nickinson / Digital Trends The good news is that you don’t need a physical Alexa device to use Alexa as a voice ...