TouchWiz — Floating action buttons provide easy access to the app's most important features, such as adding a new contact or favorite, or composing a text message (bgr.com)
A great example of this is Google Calendar, which has all of the animations, drop shadows, and even floating action buttons that you would expect from a Material Design app, all rolled into a very functional and beautiful calendar. (android.gadgethacks.com)
Upon opening the app, you're greeted with a carousel of your connected apps and a bright, yellow floating action button to add new devices. (androidcentral.com)