What is the difference between AppBarLayout vs Toolbar?

Question

I want to include Toolbar in my app, but the design support library just came out with AppBarLayout, so I just need clarification on what the differenc

Answer 1

If you want just to include the Toolbar without any scrolling effects you can use Toolbar. But if you want to make some scrolling effects like on the images you need to use AppBarLayout.

More here and here.