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Interleave Front and Back PDF Scans

Combine separate front-side and back-side scans into alternating document order, optionally reversing the backs.

PDF workspace● Runs in your browser
01 Your input

Reorder selected files below when order matters.

02 Your result

Made for real tasks

  • Reassemble double-sided pages scanned with a single-sided scanner.
Explore step-by-step workflows →

How to use this tool

  1. Enter your values in the labelled fields or load the worked example.
  2. Review the assumptions below, then run the tool.
  3. Review the result, then copy or download it.

Try this example

Accuracy and scope
Two PDFs totaling 30 MB and at most 300 pages. Fronts must equal backs or have one extra page. Interactive forms and document-level bookmarks may not transfer.
Is my data uploaded?
This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.