Last Updated on July 30, 2025 What Are Single Page Applications (SPAs)? Single Page Applications (SPAs) are web applications that load a single HTML page and dynamically update content without requiring a full page reload. Unlike traditional multi-page websites where each interaction triggers a request to the server and reloads the entire page, SPAs use JavaScript frameworks like React, Vue, or Angular to render content on the client side. This architecture provides a smooth and fast user e...