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PDF Merger & Combiner
Securely merge multiple PDF files into a single document directly in your browser.
Upload PDFs
Select multiple PDF files to merge. Processing happens 100% securely inside your browser.
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What is the PDF Merger & Combiner?
The PDF Merger combines multiple PDF documents, reports, scans, or forms into a single unified PDF file without sending files to third-party web servers.
Who is the PDF Merger & Combiner for?
Essential for legal professionals, students, office administrators, and accountants merging invoices, contracts, or multi-page documentation.
How to Use the PDF Merger & Combiner
- Drag and drop two or more PDF files into the merger area.
- Reorder the file list using drag handles or position controls.
- Click 'Merge PDFs' to assemble the combined document and download.
Worked Example
Merging a 3-page proposal PDF with a 2-page contract PDF creates a single 5-page PDF document in under a second.
Frequently Asked Questions
Are my confidential PDF documents safe?
Yes! PDF-lib processes and merges document bytes locally in your browser memory. Your files are never uploaded to any remote server.
Are my PDFs uploaded to your server?
No. This tool uses WebAssembly to merge PDFs completely locally on your device for maximum privacy.