The Alexa app can be downloaded on your iPhone and used with or without an Amazon smart speaker.

You can set up Alexa on your Amazon Echo or Echo Dot device using the Alexa mobile app, or on Echo Show using the built-in screen.

Amazon's AI-powered Alexa offers new and improved features for just about every user. Here's how to get started and whether you should buy a new Echo device to try it out.

Amazon has unveiled four new AI-powered Echo devices that are all purpose-built for Alexa+, which launched earlier this year.