PDFkind

Collate front and back scans

Scanned the fronts and the backs separately? Combine them page by page into one document in the right order.

  • Files never leave your device
  • Free, no signup, no watermark
  • Works on any browser

How to collate front and back scans

  1. 1Add the fronts PDF and the backs PDF
  2. 2Tell us if the backs are in reverse order
  3. 3Download the collated PDF

About Collate scans

Scanned the fronts of a stack, then the backs? Load both files and PDFkind collates them into one document in the right order (front 1, back 1, front 2, back 2), reversing the backs automatically if your scanner fed them backwards.

Useful for

  • Combine single-sided scans of double-sided documents
  • Rebuild a booklet from two scans
  • Merge odd and even page exports
  • Interleave two documents page by page

Frequently asked questions

My scanner fed the back pages in reverse. Is that OK?+

Yes, keep “Back sides were scanned in reverse” checked and they are flipped automatically.

Is it free?+

Yes, completely free: no signup, no watermark, no paywall at download.

Are my files uploaded to a server?+

No. Everything is processed locally in your browser, so your files never leave your device.

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