Here's how you can download the HBO Go app free for Android devices.
1. Go to the Google Play page for the free app HBO Go.
2. Tap the Install button.
Here's a description of HBO Go:
"Introducing HBO GO®. The streaming service from HBO that lets you enjoy your favorite HBO shows, movies, comedy specials, sports, documentaries – plus behind-the-scenes extras and more. It’s every episode of every season of the best of HBO, free with your HBO subscription—now available on Android smartphones and tablets!
It’s HBO. Anywhere.
Free with your HBO subscription through participating television providers."