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Merge PDF Files Online Free

Combine several PDFs into a single document in seconds. Add your files, reorder them with the arrows and merge: the original quality is fully preserved.

How does it work?

  1. Upload your file (drag & drop or click).
  2. Adjust the options if needed.
  3. Run the tool and download the result.

Why use Merge PDF?

  • ✓ 100% free, no limits, no watermark
  • ✓ No sign-up, no install
  • 🔒 Files processed locally: full privacy
  • 📱 Works on desktop, tablet and mobile

Frequently asked questions

How many PDFs can I merge?

As many as you like. The only limit is your device's memory.

Is quality preserved?

Yes, pages are copied as they are, with no compression or conversion.

Are bookmarks and links kept?

Pages are copied as-is; internal links may not carry over to the new file.

Can I merge protected PDFs?

Remove the password first with the “Unlock PDF” tool.

Is this tool really free?

Yes, 100% free, with no sign-up, no watermark and no usage limit.

Are my files safe?

Yes. Processing happens directly in your browser: your files are never uploaded to a server or stored.

When to use it

Merging PDFs is essential for an application file, a visa request, a loan file, a multi-part report or to group a month's invoices into one easy-to-send file.

Our tips

  • 💡 Rename files with a number (01, 02…) to sort them faster.
  • 💡 Convert photos of documents to PDF first with the “JPG to PDF” tool.
  • 💡 Compress the merged file if the portal limits size.