"Angular is a framework for building web applications. It is a combination of HTML, CSS and JavaScript. Angular provides a way to separate the view from the controller and to create reusable components that can be used in many different ways.
On the other hand,
ReactJS is a JavaScript framework developed by Facebook. It is designed to create dynamic user interfaces and applications. It is a reactive programming language that allows developers to write code in a declarative manner without having to worry about the details of how the code runs and what it does."