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HTML Minifier – Remove Whitespace & Comments Online
Minify HTML by stripping whitespace, comments, and redundant characters. Compare original vs. minified file size and copy the result instantly.
HTML Minifier
Ready to minify
Paste your HTML on the left and the result will appear here instantly
What is HTML Minifier?
Remove HTML whitespace, inline comments, and unnecessary attributes to reduce page size. Preserves page structure and functionality. Shows before/after byte counts and percentage reduction.
HTML Minifier Features
Size Comparison
Shows original vs. minified byte count and percentage saved.
Safe Minification
Only strips whitespace and comments — page structure is never altered.
Instant Results
Output updates as you type or paste — no button press needed.
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HTML Minifier FAQ
No — the tool only removes safe whitespace and comments. Page structure, scripts, and styles are preserved exactly as-is.
Typically 20–50%. Pages with heavy inline comments and formatting whitespace see the biggest reductions.
Yes — combined with gzip/Brotli compression, HTML minification reduces bytes transferred and can shave measurable milliseconds off page load times.
The tool focuses on HTML whitespace and comment removal. For inline styles and scripts, pair it with a dedicated CSS or JS minifier.