Free Online HTML/CSS/JS Code Minifier and Beautifier

Optimize Your Code: Minify or beautify your HTML, CSS, and JavaScript code effortlessly with our free online Code Minifier tool. Instantly optimize your code for faster page load times or reformat it for easier readability — no signup needed!

Effortlessly minify or beautify HTML, CSS, and JavaScript for better performance and readability.

🛠️ Tool Description

HTML/CSS/JS Code Minifier is a simple and efficient web-based tool designed to help developers and designers optimize their code.
You can choose to either:

  • Minify (compress by removing unnecessary spaces, comments, and line breaks) to make your code lightweight and faster to load,

  • Beautify (format and structure) your code for better readability and easier maintenance.
    Perfect for speeding up websites or organizing messy scripts in seconds!

📖 How to Use the Tool

  1. Paste Your Code
    Copy and paste your HTML, CSS, or JavaScript code into the "Enter your code" box.

  2. Select Your Action
    Choose either "Minify" (to compress) or "Beautify" (to format) from the dropdown menu.

  3. Process the Code
    Click the "Process Code" button.

  4. Get Your Result
    Your optimized or beautified code will instantly appear in the output box below — ready to copy and use!

❓ FAQs for HTML/CSS/JS Code Minifier and Beautifier

Q1: What does minifying code do?
Minifying code removes unnecessary spaces, comments, and formatting to reduce the file size, helping your website load faster.

Q2: Is there any limit to how much code I can process?
No, you can paste and process as much HTML, CSS, or JS code as you like.

Q3: Will this tool change how my code works?
No — minification only removes redundant parts without affecting the actual functionality. Beautification only improves readability.

Q4: Does the tool support all types of JavaScript, CSS, and HTML?
It supports most standard code. However, very complex structures may benefit from dedicated advanced minifiers for deep compression.

Q5: Is this tool safe to use?
Yes! All processing happens right in your browser — your code is never sent to any server.

Q6: Can I use this tool on mobile devices?
Absolutely! The tool is fully responsive and works on any device — mobile, tablet, or desktop.

Code Optimization Tool

Effortlessly minify or beautify your HTML, CSS, and JavaScript code for better performance.

Minify Your Code

Compress your HTML, CSS, and JavaScript files to improve load times and enhance user experience.

monitor showing C++
monitor showing C++
Beautify Your Code

Reformat your code for better readability, making it easier to maintain and collaborate with others.

tilt-shift photography of HTML codes
tilt-shift photography of HTML codes