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PDF Merger

Merge multiple PDF files into one document in the order you upload them.

Drag & drop files here

or use the button below · processed locally on your device

Free file tool

Free PDF Merger online

Merge multiple PDF files into one document in the order you upload them. Use the tool directly in your browser with no sign-up. It supports multiple source files in the same session, so it also works as a free batch tool when you have more than one file.

Free to use

No payment required for this tool.

Batch conversion

Queue multiple source files in one session.

Browser-based

The conversion workflow runs from the web page on your device.

No sign-up

Start the file workflow without creating an account.

What PDF Merger is useful for

  • Organising pages before submission or sharing
  • Creating a clean working copy of a PDF
  • Keeping only the pages and order you actually need

Input and output checks

Accepted input: Text or settings entered on the page.

  • Open the downloaded output before deleting or replacing the source file.
  • Check the details that matter for your use: page count, dimensions, orientation, text, duration or metadata.
  • For batch jobs, confirm every queued file produced the expected output.

How to use this calculator: PDF Merger

  1. 1Select two or more PDF files.
  2. 2Arrange the files in the order you want them merged.
  3. 3Start the PDF merge operation.
  4. 4The pages from the selected PDFs are combined into one document.
  5. 5Download the merged PDF.

Worked conversion example

Example: add a 2-page cover PDF, a 10-page report and a 1-page appendix in that order. The output is one 13-page PDF; queue order becomes page order.

Accepted input
Text or settings entered on the page
Batch behaviour
Multiple files supported

How the browser process works

Merge multiple PDF files into one document in the order you upload them. The page sends the selected file and settings to its pdf-merge browser engine, creates a new output and downloads it without overwriting the source.

Privacy, quality checks and limitations

  • Keep the original file until the downloaded output has been opened and checked.
  • Verify page count, orientation, dimensions, text legibility, audio/video duration and metadata relevant to your use.
  • Browser-local processing reduces routine upload exposure, but your device, browser extensions and download location still matter.
  • A converted preview is not proof of legal authenticity, archival compliance, accessibility or digital-signature validity.

Merge multiple PDF files into one document online. PDF merging is useful when separate reports, scanned pages, forms, or attachments need to be combined into a single file.

Why merge PDF files?

  • Combine multiple reports into one document.
  • Join scanned pages from separate files.
  • Create one submission file from several PDFs.
  • Reduce the number of files that need to be shared.

PDF merge order

The current merge workflow combines the selected PDF files in their upload/selection order. Check the final document before sharing it.

Frequently asked questions

How do I merge PDF files?

Select the PDFs you want to combine and run the PDF Merger. The files are merged in the selected order.

Can I merge more than two PDFs?

Yes. The tool is designed to combine multiple PDF files.

Will the original pages be preserved?

The merge operation copies the PDF pages into a new document.

Can I change the page order?

Use the existing page-order/workspace controls when available, or prepare the files in the required order before merging.

Is PDF Merger free?

Yes. The tool is free to use.

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