Merge HTML Files Online
Combine multiple HTML files into one free in your browser. Reorder pages, preserve CSS, preview the merged document, and download a clean HTML file without uploading your code.
Combine HTML files into one
Drop two or more .html or .htm files, or open them from your device. Files are processed locally in your browser.
How to Merge HTML Files Into One
A direct four-step workflow for two files or an entire batch.
Add HTML Files
Choose two or more .html or .htm files from your device.
Set the Order
Move files up or down to control the final document sequence.
Choose Options
Select a merge mode and decide how to handle CSS and scripts.
Preview and Save
Inspect the merged page, then copy or download one HTML file.
A More Capable HTML Combiner
Useful controls for real HTML documents, kept out of the way until needed.
Three merge modes
Build a smart HTML5 document, combine body content only, or concatenate the original source.
CSS and script controls
Preserve styles, optionally keep JavaScript, and remove duplicate resource references.
Sandboxed preview
Review the combined document before downloading it, without running source scripts in the preview.
Browser-local processing
Your HTML file contents are read and merged locally during normal tool use instead of being uploaded for conversion.
HTML Merger Questions
Answers for combining, joining, previewing, and downloading HTML files.
HTML File Merger Guide
Choose the right merge mode and avoid common CSS, script, and path conflicts.
How to Combine Multiple HTML Files Into One
An HTML merger takes the useful content from two or more HTML documents and creates one downloadable file. Add your files, arrange them in the order they should appear, select a merge mode, and choose Merge HTML Files. Use the preview to inspect the result before you download the final .html document.
Smart document, body-only, or raw HTML merge
Smart document mode is the best default for combining complete pages. It creates one doctype, head, and body, then collects the body content from every source file. It can preserve inline styles and stylesheet links, remove repeated resource references, and optionally keep scripts. Body-only mode excludes source CSS and JavaScript. Raw concatenation simply joins the original source documents in order and is useful when another parser will process the result later.
What happens to CSS, JavaScript, images, and links?
CSS rules keep their source order, so later rules can override earlier rules through the normal cascade. JavaScript is optional because scripts from separate pages can share global variables or register the same event twice. Relative image, stylesheet, script, and link paths remain relative; review them when files came from different folders. The tool warns about common conflicts, but it cannot infer the intended folder structure of a website.
HTML combiner use cases
- Join header, content, and footer fragments into one HTML page.
- Combine documentation chapters into one offline document.
- Merge exported reports before archiving, sharing, or printing.
- Assemble email template sections for final testing.
- Join scraped HTML fragments for a single downstream parser.
HTML merging is different from linking pages
Merging creates one physical HTML file. Linking keeps separate pages and connects them with anchors such as <a href="page.html">. Use merging when you need one portable document or a single processing input. Keep pages separate when they need independent URLs, navigation, metadata, or loading behavior.
Check the merged file before publishing
Preview the output, inspect duplicate IDs, test interactive behavior, and confirm that relative assets still resolve. For deeper inspection, open the downloaded file in a code editor and validate its structure. You can also browse the site's HTML format resources for related tools and guides.