HTML Formatter & Minifier

Pretty-print or minify HTML markup.

Free · Runs in your browser · Last updated 2026-05-03

Input HTML

Output

About this tool

Indent HTML with consistent spacing or minify by stripping whitespace and comments.

Privacy

All processing for HTML Formatter happens locally inside your browser using JavaScript. Your input is never uploaded to a server, logged, or shared with third parties.

Frequently asked questions

Is the HTML Formatter free to use?

Yes. HTML Formatter is completely free for both personal and commercial projects. There are no usage limits, no sign-up, and no premium tier.

Is my data safe when I use HTML Formatter?

All processing happens locally in your browser using JavaScript. Your input is never uploaded to our servers, logged, or shared with any third party.

Does HTML Formatter work offline?

Once the page has loaded, the tool runs entirely client-side. You can disconnect from the internet and it will keep working in the same browser tab.

Which browsers are supported?

HTML Formatter works in all modern browsers, including the latest versions of Chrome, Firefox, Safari, Edge, Brave, and Opera, on desktop and mobile.

Do I need to install anything?

No. HTML Formatter runs in any modern web browser with no installation, browser extension, or account required.

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