Merge PDF Files Online

Combine multiple PDFs into a single document in seconds.

Security & Privacy

All PDF processing runs locally in your browser. Your files are never uploaded.

Merge PDF

Combine multiple PDFs into one file with secure in-browser processing.

Use cases: contracts, project reports, and invoice bundles.

Drag and drop files here

or click to browse

PDF only. Add at least two files.

Use Cases

  • Combine contract files into one document
  • Merge monthly invoices into a single PDF
  • Bundle project reports for submission

FAQ

Is it safe to use these PDF tools?

Yes. Files are processed directly in your browser and are never uploaded to external servers.

Are my files uploaded to a server?

No. All PDF processing runs locally on your device inside the browser.

Are these tools completely free?

Yes. All PDF tools on this page are free to use with no account required.

Is there a file size limit?

There is no server-side limit because files are not uploaded. Practical limits depend on your device memory and browser performance.

Do the tools work on mobile?

Yes. The tools are responsive and work on modern mobile and desktop browsers.

Merge PDF Online Free – Combine PDF Files in Browser