Merge PDF files into one
Stack multiple PDFs into a single file, in whatever order you drag them.
Drag & drop files here, or click to browse
Accepts .pdf · processed on your device
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This tool runs fully in your browser. Your file is never uploaded to a server.
How it works
1
Add two or more PDF files.
2
Drag them into the order you want.
3
Merge and download the combined file.
Frequently asked questions
No. Merging happens entirely in your browser using client-side code — your files never leave your device.
You can merge as many PDFs as your browser can comfortably hold in memory — typically dozens without issue.
No. Pages are copied as-is, so text, images, and formatting stay exactly as they were.