Spark 360 for Android, Spark 360 is a full-featured, unofficial Xbox Live client for Android devices. It allows you to:
• Track your Xbox Live profile
• See your game history and achievements
• Send and receive messages (Xbox Live Gold account required; text messaging only – voice messaging is only supported on an Xbox 360 console)
• Receive friend and message notifications
• Manage your friends list, and find new friends
• View recent players list
• Show off your stats with gamercard widgets on your home screen
• Browse game details, download screenshots and set them as wallpaper
• .. and lots, lots more