How to merge PDFs online
PDFUNIDO is a free PDF merger built for privacy and speed. You can merge PDF, combine PDF, join PDF
and merge PDF online directly in your browser without installing software or uploading documents.
To combine PDF files, add your documents, arrange the order you want, review the list, click
Merge PDFs and download the final file with your preferred name.
Privacy and local processing
Your files stay on your computer. No PDF is sent to any server and all processing happens in the browser.
That helps keep the experience fast, private and secure for anyone who needs a free PDF merger.
FAQ
How do I merge PDFs?
Select two or more PDF files, arrange the order, remove anything you do not need and click
Merge PDFs to create one final document.
Are files uploaded to the internet?
No. Everything runs locally in the browser, so your PDF files stay on your device.
Can I reorder pages before merging?
Yes. The tool lets you reorder files, remove items and review the list before generating the final PDF.
Is PDFUNIDO free?
Yes. PDFUNIDO is a free PDF merger for combining PDF files quickly and easily.