CSS Minifier
Strip whitespace, comments, and redundant code from your stylesheets. Reduce CSS file size by up to 70% without changing visual output — ideal for faster rendering.
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All Tools
Compressor & Minifier Tools
One-click compression for every file type — code, media, and documents
JavaScript Compressor
Minify and obfuscate JavaScript files online. Remove dead code, shorten variables, and compress scripts to reduce load times and improve Core Web Vitals scores.
Open Tool →HTML Minifier
Compress HTML markup by removing extra spaces, line breaks, and comments. Deliver leaner HTML documents that parse faster across all browsers and devices.
Open Tool →JSON Compressor
Compress JSON data by stripping whitespace and formatting. Minified JSON payloads transfer faster over APIs and reduce bandwidth in data-intensive applications.
Open Tool →XML Minifier
Minify XML files and sitemaps effortlessly. Remove unnecessary indentation, comments, and whitespace from XML documents while preserving their full structure and validity.
Open Tool →Python Minifier
Compress Python scripts by removing comments, docstrings, and excess whitespace. Optimise Python source files for faster imports and reduced distribution package sizes.
Open Tool →PHP Compressor
Minify PHP code to remove whitespace, inline comments, and formatting overhead. Smaller PHP files load faster from disk, helping your server respond more quickly to requests.
Open Tool →Compress HTML Page
Analyse and compress an entire live web page's HTML source directly from its URL. Identify redundant markup and get an instantly minified version for deployment.
Open Tool →GZip Compression
Compress any text-based file using the industry-standard GZip algorithm. GZip-compressed assets load up to 90% faster over the network — essential for high-performance websites.
Open Tool →Video Compressor
Reduce video file sizes online without a noticeable quality drop. Compress MP4, MOV, and other formats to save storage space and reduce video streaming bandwidth costs.
Open Tool →Image Compressor
Compress JPEG, PNG, WebP, and GIF images online with smart lossy and lossless modes. Smaller images improve Largest Contentful Paint (LCP) and Google PageSpeed scores.
Open Tool →PDF Compressor
Shrink PDF file sizes online for free without losing document quality. Compressed PDFs are easier to email, upload, and share — especially for large reports and brochures.
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Why Use Us
Built for Speed & Simplicity
Every tool is engineered with performance and developer experience in mind
Instant Results
All compression happens in real-time. Paste or upload your file and get a minified output in milliseconds — no waiting, no queues.
Private & Secure
Your files are processed securely and never stored. We respect your data privacy — compress with confidence every time.
Mobile Friendly
Every tool works flawlessly on smartphones and tablets. Optimise files on the go from any device, anywhere in the world.
SEO Performance Boost
Smaller files directly improve Core Web Vitals scores — LCP, FID, and CLS — helping your site rank higher in Google search results.
100% Free
All compressor and minifier tools are completely free to use with no account registration, no watermarks, and no hidden limits.
Developer Ready
Clean output ready for production deployment. Works seamlessly with CI/CD pipelines, build scripts, and modern development workflows.
About
Why File Compression Matters for Web Performance
Every kilobyte counts on the modern web. When users land on a page, their browser must download, parse, and execute every CSS stylesheet, JavaScript bundle, and HTML document before anything becomes visible on screen. Uncompressed files introduce avoidable latency — the kind that sends visitors back to the search results page before your content even renders.
Minifying code removes human-readable formatting that machines simply do not need: spaces, tabs, line breaks, and inline comments. A well-minified CSS file commonly shrinks by 30–70%, while JavaScript files can reduce by an even greater margin after dead code removal and variable shortening. When combined with GZip or Brotli compression at the server level, the cumulative size reduction can exceed 90% compared to the original unoptimised asset.
Media compression follows a different but equally critical path. Images account for the majority of bytes downloaded on most web pages. Compressing JPEGs, PNGs, and WebP images — along with video and PDF assets — directly accelerates the Largest Contentful Paint (LCP) metric that Google uses as a core ranking signal in its Page Experience update.
Our free online tools require zero installation and no sign-up. Whether you're a solo developer preparing a production release, a marketer shrinking attachments before sending, or an SEO professional chasing PageSpeed scores, this toolkit covers every compression scenario you'll encounter.