The article by Upendra Prasad Mahto explores the distinctions between React and React Native, highlighting their unique strengths and applications in software development. React, or React.js, is a JavaScript library developed by Meta for building user interfaces in web applications, utilizing a declarative syntax and Virtual DOM for improved performance. Its component-based architecture facilitates the creation of complex UIs and is favored for real-time dashboards, social media platforms, and e-commerce sites. React Native, also developed by Meta, extends React's capabilities to mobile development, offering a framework for creating cross-platform applications for Android and iOS. It allows for code reusability and faster development through features like hot reloading and a large ecosystem, despite challenges such as limited access to native functionalities. The article advises developers to choose between the two based on project requirements, target audience, and desired platform, underscoring the importance of testing applications in real-world scenarios, with LambdaTest suggested as a useful tool for ensuring quality across devices and browsers.