ScanMerge turns your separately scanned front and back pages into perfectly ordered double-sided PDFs. No more manual page shuffling.
Drop PDF here
Most scanners can't do automatic double-sided scanning. You end up with pages in the wrong order.
Manual Page Reordering
Spend ages dragging pages in Preview to get the right order
Confusing Back Page Order
Back pages are reversed because you flipped the stack
Time Wasted
Every multi-page scan becomes a tedious chore
Automatic Interleaving
Pages are merged in the correct order instantly
Smart Back Page Handling
Automatically reverses back pages to match fronts
Done in Seconds
Drop, click, done. No manual work required.
Two modes for different scanning workflows
For when you scanned all fronts first, then all backs into one PDF file.
Your scan order:
ScanMerge result:
For when you have separate PDF files for front pages and back pages.
Your files:
ScanMerge result:
Simply drag your PDF files onto the app. No complicated import dialogs.
Toggle whether back pages need reversing. Works with any scanner workflow.
Check the merged result with full-page previews before exporting.
Everything happens locally on your Mac. No uploads, no cloud, no tracking.
Built with SwiftUI for blazing fast performance. Handles large documents easily.
Elegant macOS-native interface that fits right in with your other apps.
Download ScanMerge and turn your chaotic scans into perfectly ordered PDFs in seconds.
Get on Mac App StoreOne-time purchase • Requires macOS 13 Ventura or later
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One-Time Purchase
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Data Collected
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PDFs Merged