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Merge PDF Files Online

Combine several PDF files into one in your browser, in the order you choose. Free, no upload, no page limit, no watermark.

Drop files here, paste with Ctrl+V, or

Accepts .pdf · Processed on your device, never uploaded

Runs on pdf-lib and pdf.js. Your file stays in this tab.

About this tool

Select two or more PDFs and they are joined into a single document in the order you added them: scanned pages, chapters exported separately, receipts for an expense report, a cover letter and a CV. Every page is copied exactly, with its size, orientation, fonts, and links preserved.

Unlike upload-based merge sites there is no file size cap and no waiting in a queue, because the work happens on your device. To reorder files, remove them from the list and add them again in the order you want.

How to use it

  1. Drop your PDF files into the box above, or click to browse. Nothing is uploaded.
  2. Click the button and wait a moment.
  3. Download the results individually or all at once as a ZIP.

Questions

How do I control the order of the merged pages?

Files are merged in the order they appear in the list. Add them one at a time in the order you want, or remove and re-add to rearrange.

Are bookmarks and form fields kept?

Page content, links, and annotations are kept. Document-level bookmarks and interactive form fields are not carried over from the source files.

Do password-protected PDFs work?

Not yet. Remove the password in your PDF viewer first, then use the tool.

Is there a page limit?

No. Very large documents simply take longer, since everything is processed on your device.

Is it free, are files uploaded, which browsers work: the general questions are answered once for the whole site.

Format guides

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