Merge PDF
Combine several PDF files into one document, in the order you choose.
Drop PDF files here or click to browse
Add two or more PDFs — reorder them below before merging.
100% private — your files are processed in your browser and never uploaded to a server.
The Merge PDF tool joins two or more PDF files into one document. Add your files, drag them into the order you want, and download a single merged PDF. The whole process runs locally, so your documents never leave your computer.
Why use this tool
Unlimited files
Merge as many PDFs as you need into one continuous document.
Drag-to-order
Arrange the files so pages flow in exactly the right sequence.
Private by design
Merging happens in your browser — no upload and no account.
How to use it
Add your PDFs
Select or drag in all the PDF files you want to combine.
Set the order
Drag the files into the sequence you want them merged.
Download the result
Click merge and save the single combined PDF.
Frequently asked questions
How many PDFs can I merge at once?+
There is no hard limit — add as many files as your browser can handle comfortably.
Are my files uploaded anywhere?+
No. The merge runs entirely in your browser, so your PDFs stay on your device.
Will the merged PDF keep its formatting?+
Yes. Pages are copied as-is, so text, images and layout are preserved.
Is the tool free?+
Yes, completely free with no sign-up and no watermark.