Merge PDF files in seconds
Drag your PDFs into the box below and we will combine them into a single file, in the exact order you choose. Nothing is uploaded — everything happens on your device.
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Files are processed on your device and never uploaded.
Drop files here
or drop files here · PDF
optional · max 100 MB · up to 50 files
How to merge pdf
- 1
Add your file
Drag and drop a file, or browse from your device.
- 2
Adjust the options
Set the options that fit your document, then run the tool.
- 3
Download the result
Your new file is ready instantly — no email or sign-up needed.
Frequently asked questions
Is merging PDF files free?
Yes. Merge PDF is free forever and requires no account or email.
Are my files uploaded to a server?
No. Merging runs locally in your browser using WebAssembly, so your documents never leave your device.
How many PDFs can I merge at once?
You can merge up to 50 files at once, each up to 100 MB.