“What is Google Play?
Google Play is a new digital content experience from Google where you can find your favorite music, movies, books, and Android apps and games. It’s your entertainment hub: you can access it from the web or from your Android device or even TV, and all your content is instantly available across all of these devices.”
Android Apps on Google Play
“With Apps on Google Play download more than 450,000 Android apps and games and begin enjoying them instantly on your Android phone or tablet. Experience all the entertainment you love, anywhere you go. ”
more info @ play.google.com