Use Snap to instantly compare windows side-by-side—watch this video to see how. (0:40)
Snap is a quick (and fun) new way to resize open windows, simply by dragging them to the edges of your screen.
Depending on where you drag a window, you can make it expand vertically, take up the entire screen, or appear side-by-side with another window. Snap makes reading, organizing, and comparing windows a...well, you get the picture.
If you like Snap, check out two new related features: Peek and Shake.