Merge PDFs

Combine multiple PDF files into one — reorder before merging. 100% in your browser, no upload.

100% in your browser — files never uploaded.
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    How to use the Merge PDFs

    1. 1
      Drop your PDFs
      Two or more files.
    2. 2
      Reorder if needed
      Use the up / down buttons.
    3. 3
      Merge + download
      Single combined PDF.

    About this tool

    Uses pdf-lib to copy pages between documents. No upload.

    Page content, fonts and metadata are preserved bit-perfect.

    Frequently asked questions

    How many?
    Limited only by your device's memory.
    Are files uploaded?
    No — every step runs in your browser.
    Encrypted PDFs?
    Decrypt first using your PDF reader.
    Bookmarks / outline?
    Not preserved — pdf-lib limitation.
    Commercial use?
    Yes — output is yours.

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