How it works, what you get, limits
What it does
Combine several PDFs in the order you set.
How to use
Add two or more PDFs, check the list, merge. Encrypted files will not open.
What you get
One PDF. Mixed scan DPI can make the file larger.
Options and comparison
Drag order; keep bookmarks when the library can.
Huge scans: compress images then convert to PDF first.
Limits
Encrypted PDFs fail. This site will not unlock them. Very large files may run out of memory.
FAQ
Can encrypted PDFs merge?
No. This site does not decrypt or crack files.
Are files uploaded?
No. Merge runs in the browser.