MaterialApp is a widget that introduces a number of widgets Navigator, Theme that are required to build a material design app . Scaffold Widget is used under MaterialApp, it gives you many basic functionalities, like AppBar, BottomNavigationBar, Drawer, FloatingActionButton, etc.
Read moreWhat is the difference between WidgetsApp and MaterialApp?
What is the difference between WidgetsApp and MaterialApp ? WidgetsApp provides basic navigation. Together with the widgets library, it includes many of the foundational widgets that Flutter uses. MaterialApp and the corresponding material library is a layer built on top of WidgetsApp and the widgets library.
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