Drop files here, or click to browse
Multiple PDFs supported · up to 100 MB each
How to use
01
Drop your PDFs
Upload two or more files.
02
Preview & reorder
Expand any PDF to see its pages, then reorder.
03
Merge & download
Get a single merged.pdf.
Why Merge PDF
- See every page of every PDF before you merge, no surprises.
- Reorder PDFs with the up/down arrows; pages combine in that order.
- Files never leave your device, merge happens in your browser.
Common questions
Is Merge PDF free to use?
Yes. Merge PDF is completely free. There is no sign up, no trial, and no usage cap.
Do I need an account to use Merge PDF?
No. You can start using Merge PDF straight away. We do not ask for an email address or a login.
Is my data uploaded to a server when I use Merge PDF?
No. Merge PDF runs entirely inside your browser, so the PDF files you enter never leaves your device and nothing is sent to us.
Do you store the PDF files I use with Merge PDF?
No. Because everything happens locally in your browser, there is nothing for us to store. Close the tab and it is gone.
Are my PDF files kept private?
Your documents are processed for the task at hand and are not stored or shared. Where possible the work happens right in your browser.
Is there a file size limit for Merge PDF?
Very large files may be slower because the work runs on your device, but there is no hard cap for everyday documents.
How do I use Merge PDF?
Enter or paste your PDF files and Merge PDF updates the result as you go. When it looks right, copy or download it with one click.
Does Merge PDF work on phones and tablets?
Yes. Merge PDF is responsive and works in any modern browser on mobile, tablet, and desktop.
Which browsers does Merge PDF support?
It works in current versions of Chrome, Firefox, Safari, and Edge. For the best experience, keep your browser up to date.
Is there a limit on how often I can use Merge PDF?
No. You can use Merge PDF as many times as you need, at no cost.
Can I use Merge PDF for commercial or client work?
Yes. You are free to use the output in personal, educational, and commercial projects.
Why is Merge PDF free?
The site is supported by advertising, which lets us keep every tool free and open to everyone.
What should I do if Merge PDF gives an unexpected result?
First check that your PDF files is formatted as expected. If something still looks wrong, use the feedback link on the page and we will take a look.