Merge PDF Files
Combine multiple PDF documents into one. Drag to reorder before merging.
Drop PDF files here
Upload 2 or more PDFs. You can drag to reorder them.
Files to Merge
Merge Complete!
Upload PDFs
Select two or more PDF files to combine.
Order Files
Files are merged in the order listed.
Download
Click Merge and download your combined PDF.
FAQ
Is there a limit to how many PDFs I can merge?
No strict limit, but very large files may use significant browser memory.
Are my PDFs uploaded to a server?
No! All merging happens locally in your browser using pdf-lib.
Will password-protected PDFs work?
Password-protected PDFs cannot be merged. Please unlock them first.
Merge PDF
Welcome to the best free online Merge PDF. DocChangify allows you to easily process, convert, and format your files or text instantly, directly from your browser without ever uploading data to a server.
How to use
- Upload your file or paste your input into the tool interface above.
- Adjust any settings or wait for the automatic processing to complete.
- Click the download or copy button to get your processed result.
Features
- Lightning Fast Processing: Operates locally on your device's memory.
- 100% Secure & Private: Zero files are uploaded to our servers.
- No Signup Required: Unlimited usage, totally free without an account.
FAQ
Are my files safe? Does this upload to a server?
Yes, this application is completely "Client-Side" - meaning the file conversion happens inside your own computer processor and browser memory. No files are ever sent over the internet.
Is the Merge PDF completely free?
Absolutely. DocChangify believes in open access to utility tools. We don't ask for premium subscriptions, credit cards, or your email address.