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Tools / Developer / HTML Minifier

Developer tool

HTML Minifier

Minify HTML by removing extra whitespace for faster pages and smaller payloads.

Step 1

Paste input

Add your content in the input editor.

Step 2

Run tool

Process instantly with in-browser logic.

Step 3

Copy output

Export clean results to your project.

All-time runs

Live traffic

30-day success

Reliable processing

Average speed

Fast avg

⚡ Runs instantly in your browser. No files are uploaded.

Input

Output

Ready.

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About HTML Minifier

HTML whitespace between tags, developer comments, and redundant attribute characters are sent to every browser but serve no rendering purpose. Removing them reduces Time to First Byte and overall page weight. This HTML minifier strips all insignificant whitespace between tags, removes HTML comments, and eliminates redundant attribute quotes in a single pass. Content inside pre, textarea, and script elements is preserved unchanged. It is used for static pages served from CDN storage, HTML email templates where byte...

Runs locally in your browser. The text you enter is not uploaded to CodeStorms.

→ Reduce a static HTML landing page before uploading it to S3 or a CDN for direct delivery. → Strip comments and whitespace from an HTML email template before a campaign send. → Compress server-rendered HTML in a legacy application before a performance benchmark. → Minify a standalone HTML page to minimize its size before embedding in a WebView.

Related guides and workflows

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Guide

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Learn how to use Base64 Encode online. Encode text to Base64 for APIs, tokens, and data URLs.

Guide

How to Use Character Counter Online

Learn how to use Character Counter online. Count characters in text instantly, including optional spaces and newlines.

📦 Supported formats 1 file types

HTML

❓ Frequently asked questions 3 answers

Generally no, but be aware that whitespace-sensitive elements like <pre> and inline-block elements may be affected. Always test before deploying.

Yes, standard HTML comments are stripped. Conditional comments (<!--[if IE]>) are preserved by default.

Typically 10–30% for server-rendered HTML. Savings depend on how verbose the original markup is.