HTML Viewer
Experience the online HTML viewer, a practical and free tool that allows you to test and render your HTML code in real-time directly in the browser. Enter your HTML code, view immediately and enjoy a simple and intuitive interface to validate and adjust your projects.
How to Use the HTML Viewer
Paste HTML Code or Enter a URL
Choose between "HTML Code" to paste code directly or "URL" to view an existing web page. The viewer renders content in real-time.
Choose Screen Size
Test your HTML in different formats: Mobile (375px), Tablet (768px) or Desktop (full width). See how your layout adapts to each device.
View in Real-Time
The preview is updated automatically as you type. Test different CSS styles, HTML structures and see the results instantly.
Frequently Asked Questions
Why View HTML Online?
Instant Testing
Visualize your HTML code instantly without needing to configure servers or create local files. Ideal for quick tests and prototyping.
Responsive Design
Test how your pages appear on different devices without needing to manually resize the browser window.
Complete Privacy
All processing is done locally in your browser. Your HTML code remains 100% private and secure.
Practical Learning
Perfect for students and beginners to learn HTML/CSS by seeing results immediately as they edit the code.
About the Online HTML Viewer
This free HTML viewer was created for web developers, designers and students who need to quickly test HTML code in different screen sizes. Paste your code, view instantly and test responsiveness on Mobile, Tablet and Desktop without leaving the browser.
Unlike other tools, this viewer processes everything locally, ensuring complete privacy of your code. Ideal for rapid prototyping, layout validation and HTML/CSS learning. Use it to test landing pages, components, HTML emails and any markup you're developing.