HTML Tools

HTML Beautifier

HTML Beautifier — expand and indent messy HTML into a clean, readable layout. It works entirely in your browser, with nothing uploaded to any server.

Client-sideRuns entirely in your browser — your data never leaves your device.

HTML Beautifier is a free HTML Tools utility that runs entirely in your browser — nothing you enter is uploaded.

HTML input
Formatted HTML



  
How to use HTML Beautifier

  
    
      
  1. Start by adding the HTML you want to format into HTML Beautifier.
    2. 
      
  2. Set Indent so the output fits your use case.
    3. 
      
  3. Watch the output update instantly while you adjust the HTML.
    4. 
      
  4. When it looks right, Copy to save it.
    5. 
  

  
About this tool

  
HTML Beautifier is a static, client-side tool with no backend. HTML Beautifier handles your HTML on your device and shows the result right away.

  
Your markup is never uploaded. It behaves the same on desktop and mobile, with nothing stored remotely.

  
Frequently asked questions

  

      
What is HTML Beautifier for?
HTML Beautifier runs entirely on your device: add your input using the Indent control, and it formats it locally in real time.

      
Does HTML Beautifier cost anything?
No — HTML Beautifier is completely free, with no sign-up and no hidden limits.

      
Does HTML Beautifier upload my data?
No — HTML Beautifier processes everything locally in your browser, so nothing you enter is uploaded or stored.

      
Will HTML Beautifier change my HTML structure?
HTML Beautifier only reformats or analyzes what you paste; the underlying structure of your HTML is preserved.

      
Can I use HTML Beautifier without a connection?
Yes — after the first load HTML Beautifier runs entirely offline.

  

  
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