What is a Single Page Application (SPA)?
A Single Page Application (SPA) is a web app that loads a single HTML page and dynamically updates content without reloading the entire page. This is achieved using JavaScript frameworks like Angular, React, or Vue.js, which handle the application’s front-end routing and rendering
How SPAs Work
When a user interacts with an SPA, only the necessary content (data, images, etc.) is fetched from the server, and the rest of the page remains intact. This eliminates the need for full page reloads and provides a smoother, more app-like experience.
Example of an SPA
Most modern web apps, like Gmail or Facebook, are SPAs. For instance, when you open Gmail, only the mailbox content is fetched or updated when you navigate between folders, while the layout remains the same.
What is a Multi-Page Application (MPA)?
A Multi-Page Application (MPA) consists of multiple pages, each of which is a separate HTML document. Every time a user interacts with a link or submits a form, the browser makes a request to the server, which returns a new page.
How MPAs Work:
Each page in an MPA represents a different route, and the browser loads and renders a full new HTML document whenever the user navigates to a different part of the site.
Example of an MPA:
Traditional websites like Amazon or BBC News use the MPA approach. Each product page, article, or category has its own URL and is loaded separately from the server.

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