What Is PDF Merger?

A free online PDF merger that lets you combine multiple PDF files into a single document. Upload PDFs, drag to reorder them, remove unwanted pages, and merge them instantly. All processing happens in your browser — your files never leave your device. No sign-up, no watermarks, no file size limits.

Why Use PDF Merger?

  • No file size limits — handle large PDFs
  • Drag-and-drop reordering
  • Remove individual files before merging
  • All processing is local — files never leave your browser

How to Use PDF Merger — Step by Step

1

Upload two or more PDF files by clicking or drag-and-drop.

2

Drag and drop to reorder the files as needed.

3

Click any file to remove it from the merge list.

4

Click Merge to combine them into a single PDF and download.

Who Is PDF Merger Best For?

  • combining reports
  • merging scanned documents
  • consolidating invoices
  • unifying PDF collections

PDF Merger — Frequently Asked Questions

How many PDFs can I merge at once?

You can merge up to 10 PDF files at once. There is no limit on the total page count.

Are my files uploaded to a server?

No. All PDF processing happens entirely in your browser using the PDF-Lib library. Your files never leave your device.

Ready to Use PDF Merger?

Free online tool — works in your browser, no sign-up required. Start using it right now.

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