Alternate Mix
Choose a file or drag & drop it here
A PDF document
Choose first PDFChoose a file or drag & drop it here
A PDF document
Choose second PDFWhy use Alternate Mix?
Merge two PDFs by alternating their pages — one from the first, one from the second. Made for single-sided scanners: scan the fronts, scan the backs, and mix them into one correctly ordered document (with an option to reverse the second file for stacks scanned back-to-front).
What you get
- Works on Mac, Windows, Linux, and mobile
- Your files stay private — processed on your device
- Free with no watermarks or sign-up
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How to Alternate Mix
- 1Drop the first PDF (e.g. the odd/front pages).
- 2Drop the second PDF (e.g. the even/back pages).
- 3Turn on “Reverse second file” if you scanned the backs in reverse order.
- 4Click Mix pages and download the interleaved PDF.
FAQs
What if the two files have different page counts?
The tool alternates for as long as both files have pages, then appends whatever remains of the longer file, so no page is lost.