Merge PDF
Combine several PDFs into a single document. Add your files, drag them into the order you want, and export one merged PDF — all locally in your browser.
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Your files are processed in your browser and never leave your device.
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How it works
- Upload two or more PDF files.
- Reorder them into the sequence you want.
- Click Merge PDF.
- Download your combined document.
Frequently asked questions
Is there a limit on how many PDFs I can merge?⌄
There's no server limit. Practical limits depend on your device's memory and the total file size.
Are my PDFs uploaded?⌄
No. Merging is done locally with pdf-lib. Your documents never leave your device.