Widgets were initially a part of Notification Centre but they got listed within “Today’s View” or “Apple View” which can be accessed when a right swipe is done on the lock screen or the first page of the home screen.
Several applications allow sending emails, checking photos and other common tasks without ever unlocking the phone.
Shazam’s widget prevents the need for the users to login into the app to figure out what song is playing.
Widgets like Kitchen Stories and New York Times Food helps figure out what to make for dinner and also provides an insight into day’s featured recipes.
Widgets like ESPN, Star Sports, MLB At Bat puts all the favorite teams and their scores a swipe away.
A widget screen can be disabled by going to settings > Touch ID and Passcode, scroll down then uncheck Today View and Notifications View.