HTML Formatter & Beautifier Online
Beautify or minify HTML code with proper indentation in one click.
Processed locally in your browserUnlock the full toolkit
Batch processing, no ads, higher limits, and API access.
How to Use
Format, beautify, or minify HTML code instantly with this free online tool.
- Paste your HTML code into the input area, or upload an HTML file.
- Choose Beautify to add proper indentation, or Minify to compress the code.
- Select your preferred indentation: 2 spaces, 4 spaces, or tabs.
- The formatted output appears instantly on the right (or below on mobile).
- Click Copy to copy, or Download to save as an .html file.
All formatting happens in your browser — your code is never sent to any server.
Features
- ✓Beautify with configurable indentation
- ✓Minify to reduce file size
- ✓Preserves pre/script/style content
- ✓File upload support
- ✓One-click copy & download
- ✓Size comparison display
Frequently Asked Questions
- What does an HTML formatter do?
- An HTML formatter takes messy or compressed HTML code and restructures it with proper indentation and line breaks, making it easier to read and maintain. It can also minify HTML by removing unnecessary whitespace and comments to reduce file size for production use.
- Does formatting HTML change how it renders?
- No. Formatting HTML only changes whitespace and indentation — it does not alter the structure or meaning of the code. The page will render identically in a browser whether the HTML is beautified or minified, with rare exceptions involving whitespace-sensitive elements like pre tags.
- When should I minify HTML?
- Minify HTML before deploying to production to reduce file size and improve page load times. Minification removes comments, extra whitespace, and optional closing tags. For development, use beautified HTML so the code is readable and easy to debug.