# Double-Sided Scan Interleave

Interleave and merge double-sided scanned PDF documents into the correct page order directly in your browser with zero file uploads.

## URL
https://codeasystem.com/tools/pdf/double-sided-pdf-sort/

## Features
- Merge separate front (odd) and back (even) PDF scans
- Automatic reverse option for reverse-order feeder scans (e.g. 1, 3, 5 with 6, 4, 2 -> 1, 2, 3, 4, 5, 6)
- Single combined scan split-and-interleave mode for single-file batches
- 100% browser-based processing (zero server uploads)

## Privacy
All processing happens directly in your browser using client-side JavaScript. Your PDF files are never uploaded to any server or third-party service.