In one sentence, describe what the following article is about:

It's the app that resembles a multi-colored triangle or "Play" button. Tap the search bar at the top and type "apple music" on the keyboard. As you type, search results will filter below the search bar. It's the circular white app with a multi-colored music note. It's the green button under the app's title. Allow a few minutes for the app to download and install. This button will appear after the app is done installing. This wil launch Apple Music. It's the button with the three lines in the upper-left corner.  You now have access to your iTunes library on your Android smartphone.
Open the Play Store . Type apple music in the search bar. Tap the Apple Music icon in the search results. Tap Install. Tap Open. Tap ☰. Tap Sign In. Sign in with the email address and password for your Apple ID.