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React JS And React Native

React JS And React Native: Similarities and Distinctions

React JS and React Native, two closely related frameworks, have revolutionized the world of application development. While React JS focuses on web applications, React Native specializes in mobile app development. Understanding the similarities and critical distinctions between these frameworks is essential for developers seeking the right tool for their projects. This article delves into their shared features and fundamental differences, empowering developers to make informed decisions for their next development venture. Let’s embark on this journey of discovery together.

Overview of React JS and React Native

They are two powerful frameworks developed by Facebook for building user interfaces. While they share some similarities, they are designed for different application domains.

React JS

React JS, also known as React or React.js, is a JavaScript library for building user interfaces for web applications. It allows developers to create reusable UI components and efficiently update and render them using a virtual DOM. React JS follows a component-based architecture and uses JSX syntax, which combines JavaScript and HTML-like syntax to describe UI elements.

React Native

React Native is a framework that extends the capabilities of React to build native mobile applications for iOS and Android platforms. It enables developers to create mobile apps using JavaScript and React principles while providing access to platform-specific APIs and native UI components. React Native offers a cross-platform development approach, allowing code sharing between different platforms.



React JS And React Native


Key Similarities Between React JS And React Native

Despite their differences in target platforms, they share several key similarities that stem from their common foundation. These similarities highlight the React ecosystem’s cohesive nature and the principles underpinning both frameworks. From their component-based architecture to the usage of JSX syntax and the Virtual DOM, they offer developers a consistent and familiar development experience. These shared characteristics allow developers to leverage their React JS knowledge when venturing into React Native development, fostering code reuse and facilitating a seamless transition between web and mobile application development. Developers can quickly and efficiently harness these frameworks’ power by exploring their key similarities.

Component-Based Architecture

They follow a component-based architecture, where the user interface comprises small, reusable, and self-contained components. This approach promotes modularity, reusability, and maintainability of code. Pieces encapsulate their logic, state, and rendering, allowing developers to build complex UIs by composing smaller, reusable components. The component-based architecture simplifies development, enhances code organization, and facilitates collaboration among team members.

JSX Syntax

React JS and React Native utilize JSX syntax, which allows developers to write HTML-like code within JavaScript files. JSX combines the power of JavaScript and the expressiveness of HTML, making it easier to define the structure and appearance of UI components. By embedding HTML-like syntax directly into JavaScript, JSX simplifies the process of creating and visualizing UI elements. JSX is transferred into JavaScript function calls behind the scenes, enabling developers to write more declarative and intuitive code.

Virtual DOM

Both employ the concept of a Virtual DOM. The Virtual DOM is a lightweight copy of the actual DOM maintained by React. When the state of a component changes, React performs a reconciliation process, where it compares the Virtual DOM with the real DOM and determines the minimal set of changes needed to update the UI. This approach enhances performance by minimizing the number of direct manipulations to the real DOM. Using the Virtual DOM allows React to edit and render components efficiently, resulting in fast and responsive user interfaces.

React Ecosystem

They benefit from a shared ecosystem of libraries, tools, and resources. Many third-party libraries and packages developed for React JS can also be utilized in React Native projects. This shared ecosystem includes popular libraries for state management (e.g., Redux, MobX), routing (e.g., React Router), styling (e.g., styled components), and testing (e.g., Jest, Enzyme). The availability of these shared resources enables code sharing, reduces development time, and enhances the development experience for both developers.

Developer Experience

React JS and React Native offer a similar developer experience, making it easier for developers to transition between the two frameworks. The core concepts, syntax, and principles of React remain consistent across both frameworks. Developers familiar with React JS can leverage their existing knowledge and skills when working with React Native, as they can apply the same principles of component composition, state management, and UI rendering. This familiarity results in a smoother learning curve and increased productivity for developers exploring React Native after working with React JS.

Critical Distinctions Between React JS And React Native

While they share core principles and concepts, they exhibit key distinctions due to their divergent target platforms and development environments. These distinctions arise from the specific requirements and characteristics of web and mobile application development. Understanding their fundamental differences is crucial for developers to choose the appropriate framework for their project needs. By examining these distinctions, such as user interface development, access to device features, development tools, and code-sharing capabilities, developers can make informed decisions and leverage the strengths of each framework to build exceptional web or mobile applications. Explore their key distinctions and discover how they shape the development landscape.

User Interface Development

One of the primary distinctions between them lies in user interface development. React JS is designed for web applications, where user interfaces are built using HTML and CSS. Developers leverage HTML tags and CSS styles to create the UI’s structure, layout, and visual presentation. On the other hand, React Native is focused on mobile application development, utilizing native UI components provided by the platform (such as <View>, <Text>, <Button>) to construct the user interface. These components are rendered using the native rendering APIs, resulting in a UI that closely resembles the native look and feel of the target platform.

Access to Device Features and APIs

Another significant distinction is the access to device features and platform-specific APIs. React JS primarily operates within the confines of the web browser and has limited access to device capabilities. While it can leverage certain browser APIs (such as geolocation and local storage), it does not have direct access to device-specific functionalities like the camera or accelerometer. In contrast, React Native enables direct access to various device features and platform-specific APIs. It allows developers to utilize the full capabilities of the underlying mobile platform, including camera access, push notifications, GPS, and more, providing a more native-like mobile application experience.

Development and Debugging Tools

React JS and React Native differ in the development and debugging tools available. React JS benefits from a mature and well-established ecosystem of web development tools. Developers can leverage browser developer tools like Chrome DevTools to inspect and debug React components. Numerous third-party tools and extensions are available for React JS development, including linters, bundlers, and testing frameworks. React Native, on the other hand, has its own dedicated set of development tools. These include the React Native CLI, Expo, and platform-specific IDEs (such as Xcode for iOS development and Android Studio for Android development), which provide tools for building, running, and debugging React Native applications tailored to the mobile development workflow.

Code Sharing and Cross-Platform Capabilities

They differ in their code-sharing approaches and cross-platform capabilities. React JS, primarily focused on web applications, allows for code sharing and reuse between web projects. Developers can extract standard UI components, business logic, and utilities into separate packages or libraries to be shared across projects. React Native, on the other hand, enables code sharing between iOS and Android platforms, providing a more streamlined cross-platform development experience. With React Native, a significant portion of the codebase can be shared between iOS and Android applications, reducing development efforts and improving code maintainability.


The two powerful frameworks offer developers rich tools for building modern web and mobile applications. While they share core principles and concepts, they exhibit key distinctions that cater to the unique requirements of web and mobile development. React JS excels in web application development, leveraging HTML and CSS for UI rendering and providing access to browser-based APIs. On the other hand, React Native specializes in mobile application development, utilizing native UI components and platform-specific APIs to deliver a truly native user experience.


By understanding their similarities and key distinctions, developers can make informed decisions and select the appropriate framework based on their project requirements. Triotech Systems, with its expertise, can effectively leverage the strengths of each framework to deliver exceptional web and mobile applications. Their adeptness in understanding the nuances of these frameworks allows them to craft solutions that maximize code reuse, performance, and user experience. Whether it’s web or mobile development, Triotech Systems has the expertise to harness the power of story for optimal results.


Yes, you can reuse code between these projects to a certain extent. While one can share the core and business logic, the user interface components must be adapted to the specific platform. You can maximize code reuse between web and mobile applications by leveraging techniques such as abstracting common logic into separate modules or using platform-specific conditional rendering.

React JS provides libraries and frameworks like Next.js that facilitate server-side rendering by rendering React components on the server and sending HTML to the client. React JS supports server-side rendering (SSR), which allows the initial rendering of a React application to be done on the server before being sent to the client. SSR improves performance and enables search engine optimization (SEO).

React JS, primarily focused on web development, has limited access to native device features. While it can utilize certain browser APIs, access to device-specific functionalities, such as the camera or GPS, is limited. Suppose you require access to native device features. In that case, React Native is the more suitable choice, as it provides direct access to platform-specific APIs and allows for seamless integration with native device capabilities.

React JS and React Native prioritize performance by utilizing the Virtual DOM and optimizing rendering. React JS efficiently updates the Virtual DOM, minimizing direct manipulations to the real DOM. React Native, on the other hand, utilizes native UI components and rendering, resulting in a more efficient user interface. However, it’s important to consider factors such as component rendering optimizations, efficient data fetching, and proper use of state management libraries to ensure optimal application performance.

Yes, React Native enables cross-platform development, allowing you to build applications for both iOS and Android platforms using a single codebase. One can share a significant portion of the code between the platforms, including business logic and UI components. However, some platform-specific code may be necessary for implementing certain functionalities. React Native provides a platform-agnostic layer that interfaces with the native APIs, allowing you to build and deploy apps on both iOS and Android platforms from a single codebase.

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