Merge PDFs
Combine 2 to 10 PDFs into one, in the order you choose.
Runs in this tab · nothing is uploaded
- Add your PDFs
- Run the tool
- Download the result
Add a file to start.
Your result will appear here
Bookmarks, forms and signatures from separate files may not carry over cleanly into one document.
What to expect
Bookmarks, forms and signatures from separate files may not carry over cleanly into one document.
Read the guideUse it in your own code
The same engine is the OfficeIMO.Pdf package for .NET. Run it on a server, in a script, or in your app, without Microsoft Office.
dotnet add package OfficeIMO.PdfWhat happens to your file
OfficeIMO runs inside this browser tab as WebAssembly. Your file is read here, never uploaded, stored or logged. Close the tab and it's gone.
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