Interleave PDF Pages
Combine two PDF files by alternating their pages. Perfect for merging front and back scans, or creating documents with alternating content from two sources.
First PDF
Select your first PDF file
Second PDF
Select your second PDF file
Browser-Based Processing
For your privacy, all processing happens directly in your browser. This means:
- Your PDF never leaves your device, ensuring total privacy
- No file size limits typically imposed by server-based tools
- Instant processing without upload/download delays
- Works offline — no internet connection required after the page loads
How to Interleave PDFs
A simple 3-step process to combine your PDF files alternately.
1. Upload Two PDFs
Select your first and second PDF files. These could be front and back scans, or any two documents you want to interleave.
2. Choose Pattern
Select which PDF to start with and the interleaving pattern (1:1, 2:2, etc.) to control how pages are combined.
3. Download
Click "Interleave PDFs" and download your new document with pages combined in the pattern you specified.
Why Use Our PDF Interleaver?
Perfect for combining scanned documents, reports, and any files that need alternating pages.
100% Private & Secure
All processing happens in your browser. Your files are never uploaded, ensuring your documents remain completely private on your device.
Smart Pattern Handling
Flexible interleaving patterns and intelligent handling of PDFs with different page counts for perfect results every time.
Fast & Free
Experience instant, in-browser processing with no file size limits or hidden costs. It's completely free, forever.