Create React App is a tool built by developers at Facebook to help you build React applications. It saves you from time-consuming setup and configuration. You simply run one command and create react app that sets up the tools you need to start your React project.
Hooks are a new edition in React 16.8 that allows you to use state and other React features, like the lifecycle method without access to the classs. (Hooks brings you functional components, Hooks can do the thing once we are able to do with the class such as Reactlocal state, effect, and context has now done through useState, useEffect, useContext).