PDF Merger

Combine multiple PDFs into a single file. Drag to reorder, processed in your browser.

100% Private
Your files never leave your device
Lightning fast
Optimised for speed
No sign-up
Use instantly, no account

Combine several PDFs into one document, in any order you choose. Primova merges them locally in your browser — no uploads, no email sign-up — with a thumbnail of each file so you can see exactly what you’re combining.

How to use PDF Merger

  1. 1Add two or more PDF files.
  2. 2Drag the cards to reorder them, or use Sort A–Z / Reverse.
  3. 3Set a name for the combined file.
  4. 4Click Merge and download the single PDF.

Frequently asked questions

No. Everything runs entirely inside your browser using your own device — your files never leave your computer or get uploaded anywhere. That makes it private and fast, even for large files.
There’s no fixed limit — add as many as you need. Because it runs on your own device, very large documents simply take a little longer to process.
Yes. Drag the cards on desktop, use the up/down arrows on mobile, or one-tap Sort A–Z and Reverse. The final PDF follows the order shown.
No. Pages are copied as-is, so text stays selectable and images keep their original resolution.
Yes, completely free with no sign-up, no watermark, and no daily limits. Use it as much as you like.

Still have questions?

If you can’t find the answer you’re looking for, our support team is here to help.

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