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Interleave PDFs

Combine front and back scans in A1, B1, A2, B2 order.

  1. 1Upload
  2. 2Configure
  3. 3Process & download

Drop files here

or choose files from your device

Processed on your device
About this tool

Alternate pages from two PDFs to rebuild a separated scan.

Pages combine in A1, B1, A2, B2 order.

How it works

How to use this PDF tool

  1. 1

    Add exactly two PDFs.

  2. 2

    Confirm their order.

  3. 3

    Interleave and download the result.

Features

  • Alternating merge
  • File-order control
  • Remaining-page handling

Output and quality

Unmatched pages from the longer file are appended.

Limitations

If page counts differ, remaining pages from the longer file are appended in sequence.

Tips for better results

  • Check scanner output order.
  • Review the first and last pages.
Help

Troubleshooting

Why is every second page backwards?

Reorder the back-side scan first.

Why are pages appended?

Input page counts differ.

Frequently asked questions

What order is used?

A1, B1, A2, B2.

What if counts differ?

Remaining pages are appended.

Are backs reversed automatically?

No.

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