As soon as you open Apple Music on a different device, you'll often see a notification saying you can't play tracks on more than one device. Spotify, meanwhile, makes switching between devices ...

L istening to a song on an iPhone is a quick, simple process: open Apple’s iTunes music player and select the song you want to hear. That’s it.

On your Apple Watch, open the app grid and find Spotify. The app will also open automatically when you start playing music from your iPhone. Don’t forget that most models won’t play music out ...