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Free HTML Cleaner &
Word to HTML Converter

The most trusted free online HTML cleaner and Word to HTML converter. Paste content from Microsoft Word, Google Docs, Excel or any editor — clean HTML code instantly by removing inline styles, stripping messy markup and producing valid, production-ready HTML. No account. No upload. Runs 100% in your browser.

✓ 100% Free ✓ No Data Sent ✓ No Signup ✓ Works Offline

HTML Code Cleaner & Word to HTML Editor

Visual EditorWYSIWYG

Paste your Word document or HTML here

This is BT HTML — your free HTML cleaner and Word to HTML converter. Copy content from Microsoft Word, a .doc or .docx file, Google Docs, Excel or any rich-text editor and paste it here. The visual editor shows the rendered output while the right panel shows the clean HTML source.

Use the toolbar above to format text, add headings, insert tables, links and lists. Every change syncs instantly between both panels in real time.

HTML SourceEDITABLE

The Best Free HTML Cleaner Tool & Word Converter

BT HTML is a professional-grade HTML cleaner software that runs entirely in your browser — no installation, no account, no cost. Whether you need to convert Word to HTML, use it as an HTML code beautifier, or follow proper HTML formatting practices before publishing content, BT HTML handles it all in seconds.

Unlike desktop tools such as HTML Tidy, BT HTML requires zero setup. Unlike other online HTML cleaners that send your data to a remote server, BT HTML processes everything locally — making it the safest HTML cleaner for websites, developers and content teams who handle confidential material.

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Word to HTML Converter

The most reliable word to html online tool available. Paste from any Word file, .doc or .docx document and instantly receive clean, valid HTML. BT HTML strips the proprietary Microsoft tags that make Word's own HTML export unusable in real projects.

HTML Code Beautifier

BT HTML acts as a powerful HTML code beautifier — reformatting indentation, removing redundant whitespace and producing readable, well-structured code. Enable the indentation option to get beautifully formatted output every time you clean HTML code.

Remove Inline Styles

Stripping style="" attributes is the single most critical step when you convert Word documents to HTML. Microsoft Word injects hundreds of inline styles that bloat your code and override your stylesheet — BT HTML removes them all in one click.

Table to DIV Converter

Convert legacy HTML table layouts into modern, responsive div structures. Essential when working with content from older documents or CMS exports, this HTML formatting tool option brings outdated markup in line with current web standards.

Find & Replace in HTML

Run up to 4 simultaneous find-and-replace operations across your HTML codes in one pass. Perfect for bulk tag renaming, URL substitution or content updates — a key productivity feature for anyone working with large word documents to HTML conversions.

Lorem Ipsum Generator

Generate 1–10 paragraphs of clean placeholder text instantly. Insert into either the visual or source editor for layout testing. No third-party tool needed — it is built directly into this html cleaner app.

HTML Minifier & Formatter

BT HTML works as both an HTML minifier and a formatter. Remove empty tags, strip comments, clean up whitespace to produce lean output — or enable indentation to produce beautifully readable, well-structured HTML code suitable for any project.

HTML Validator and Cleaner

BT HTML functions as an HTML validator and cleaner in one — it visually renders your HTML so you can see rendering errors immediately, while the source panel highlights structural issues. Edit either panel and the other updates live in real time.

Why Choose BT HTML as Your HTML Cleaner Software?

There is no shortage of HTML cleaner tools online. What separates BT HTML is a combination of privacy, speed and real-world functionality — built around how developers, bloggers and content editors actually work.

Zero Server Processing — Total Privacy

Most online HTML cleaners send your code to a backend. BT HTML runs the entire process in your browser. Your HTML, Word content and source code never leave your device — making it the only truly private option for confidential documents, client work and proprietary codebases.

The Best Word to HTML Converter Online

When you convert Word to HTML or try to save a Word document as HTML using Word's built-in export, the result is full of MsoNormal classes, inline styles and redundant spans. BT HTML was specifically built to handle the Word to HTML conversion workflow — giving you clean, semantic markup in under 10 seconds.

HTML Cleaner App — No Install Needed

Unlike desktop HTML cleaner software that requires download and installation, BT HTML is a browser-based HTML cleaner app that works instantly on any device. Open bthtml.com — it loads immediately. No browser extension, no plugin, no HTML cleaner script to configure.

Advanced HTML Cleaner Features

BT HTML is an advanced HTML cleaner with 15 configurable cleaning options covering everything from inline style removal to table-to-div conversion. Combined with find & replace, it supports complex HTML conversion from Word workflows used by professional developers and enterprise content teams.

Export Word to HTML — Any Source Supported

BT HTML is not limited to Microsoft Word. Whether you want to export Word to HTML, convert content from Google Docs, clean up HTML from a CMS export, or process a convert doc to HTML workflow from LibreOffice — the paste-and-clean process works identically for every source.

The Best Free HTML Cleaner — Forever

BT HTML is the best HTML cleaner you will find for free. There is no freemium tier, no paste limit and no subscription. Every feature — including the HTML code beautifier, word count, find & replace, lorem ipsum generator and all 15 clean HTML text options — is free to use without restrictions, permanently.

How to Convert Word to HTML or Clean Your HTML Code

Whether you want to convert a Word file to HTML, use BT HTML as a standalone HTML formatting tool, or just quickly clean HTML text before pasting into a CMS — the process is the same four steps and takes under 10 seconds.

Paste your Word document or raw HTML

Open your Word or .doc/.docx file, select all content (Ctrl+A), copy (Ctrl+C) and paste into the Visual Editor on the left (Ctrl+V). To use BT HTML as a pure HTML code cleaner, paste raw HTML directly into the Source Editor on the right instead. The tool handles content from Microsoft Word, Google Docs, Excel, Outlook, LibreOffice, any CMS or any website — both panels sync automatically.

Select your HTML cleaning options

Use the sidebar to choose what to clean. For a standard Word to HTML online workflow, the most impactful options are Remove inline styles, Remove classes & IDs and Remove <span> tags — all enabled by default. For a deeper html conversion from Word, also enable table-to-div conversion and HTML indentation formatting.

Click "Clean HTML" to run the HTML cleaner

Press the green Clean HTML button. All selected HTML cleaner software operations execute instantly in your browser — no server round-trip, no delay. The visual preview updates simultaneously so you can review the output immediately. As a non-destructive tool, you can adjust options and re-run as many times as needed until your clean HTML code is exactly right.

Copy or download your clean HTML

Click Copy HTML to copy the cleaned source to your clipboard — ready to paste into WordPress, a CMS, an email platform or your codebase. Or click Download to save the Word document as HTML directly to your computer as a .html file. Your word to html free conversion is complete.

Frequently Asked Questions About HTML Cleaning & Word to HTML Conversion

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BT HTML is consistently rated among the best HTML cleaner tools available online because it combines a full HTML code beautifier, Word to HTML converter, find & replace, and lorem ipsum generator in a single free tool — with no word limits, no account required and no data sent to any server. Every feature is free to use permanently with no premium tier.
To convert Word to HTML using BT HTML: open your Word .doc or .docx file, select all (Ctrl+A), copy (Ctrl+C), paste into the Visual Editor at bthtml.com (Ctrl+V). Tick Remove inline styles and Remove classes & IDs in the sidebar, then click Clean HTML. Your converted HTML appears instantly in the source panel. This entire word to html online workflow takes under 10 seconds and requires no software installation or account.
Yes. BT HTML lets you save a Word document as HTML cleanly. Paste your Word content, apply your preferred cleaning options, then click the Download button. BT HTML saves the result as a .html file directly to your computer. This is far cleaner than using Microsoft Word's built-in html export feature, which produces bloated, non-standard markup that requires significant cleanup before use.
HTML Tidy is a command-line tool that requires installation, technical knowledge and terminal access. BT HTML is a free html cleaner app that anyone can use instantly in a web browser — no installation, no commands, no configuration. BT HTML is the modern browser-based alternative to HTML Tidy, covering all everyday html cleanup tasks including inline style removal, tag stripping, indentation formatting and Word to HTML conversion.
As an HTML minifier, BT HTML reduces code bulk by removing empty tags, stripping HTML comments, eliminating redundant &nbsp; characters and removing inline styles. These operations combined significantly reduce the size of HTML files. BT HTML is not a full whitespace compressor — for absolute minification, combine BT HTML's cleaning options with a dedicated html minifier tool after cleaning to compress all whitespace.
Yes. If you need to export Word to HTML but don't have Microsoft Word, open your .docx file in Google Docs (free, browser-based) or LibreOffice Writer (free, open-source). Copy the content from either, paste it into BT HTML's visual editor, and use the Word to HTML converter options to clean the markup. The result is identical to a Microsoft Word HTML export — but cleaner and without needing a Word licence.
No. BT HTML is HTML cleaner software that processes everything locally inside your browser using JavaScript. Your HTML, Word content or any other data you paste is never transmitted to any server and is never stored or logged. This is a critical advantage over most competing online html cleaner tools that process code server-side, making BT HTML the right choice for confidential documents, client content and proprietary source code.
The visual editor on the left shows a live rendered preview — just like a word processor or a what-you-see-is-what-you-get editor. The HTML source editor on the right shows the raw code. Both panels sync in real time — edit one and the other updates instantly. This makes BT HTML both a html validator and cleaner and a full editing environment: non-developers can work in the visual panel while developers edit raw html codes directly in the source panel.