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Merge PDF Files

Merge PDFs in the listed selection order, locally in your browser.

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Three steps. That’s it.

A useful toolkit for text, data, images and calculations.

  1. 01

    Add your input

    Choose a tool, enter values or select a file.

  2. 02

    Make it yours

    Adjust the options and run the action.

  3. 03

    Take the result

    Copy the result or download its file.

PDF merger online

Combine selected PDF documents in a controlled order. Check page order after export; merging does not preserve or validate existing digital signatures.

How to use it

Choose a local file using the file selector. Review the displayed input. Select Run tool and inspect the result before copying or downloading.

Download the sample file

Worked examples

Combine selected PDF documents in a controlled order.

Local file workflow — Merge PDF Files

Settings: No additional options

Input:

Download the sample PDF, make a copy with a different filename, and select both files together.

This workflow was tested with the bundled sample and the listed default settings. Review the preview and downloaded result.

Output:

4 pages prepared.

Choose the right tool

File selection order determines the order of the combined documents. Reorder PDF Pages is the appropriate tool when you need to rearrange pages inside a document.

Limitations and common mistakes

  • Check page order after export; merging does not preserve or validate existing digital signatures.
  • Keep the original file and verify the exported result before replacing it. Browser memory limits can affect large files.

Frequently asked questions

How can I merge PDF files online?

Choose a local file using the file selector. Review the displayed input. Select Run tool and inspect the result before copying or downloading.

Where is my input processed?

The bundled tool processes input in your browser. It does not upload tool input to a conversion service. Other site plugins, analytics, advertising and browser extensions may have separate behavior.

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