Notify – See and reply to your messages from lock screen

You’ll receive notifications, delivered right to your lock screen, and a quick glance will keep you connected to the things that you care about throughout the day. It’s easy to share your favorite notifications with friends via text, email, Facebook or other social networks, right from your lock screen. http://newsroom.fb.com/news/2015/11/introducing-notify-a-notifications-app-from-facebook/