Merge PDF Files

🔒 Your files never leave your browser. 100% private. Zero upload.
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Drop PDF files here to merge

Select two or more PDFs — click to browse

How to Merge PDFs

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1

Add your PDFs

Drop two or more PDF files onto the box, or click to browse your files.

2

Reorder if needed

Drag the files in the list to set the page order before merging.

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3

Merge and download

Click Merge PDFs and download your combined file instantly.

Frequently Asked Questions

How many PDFs can I merge at once?
There is no hard limit. You can merge as many PDFs as your browser memory allows. For best results, keep total combined size under 200 MB.
Can I change the order of PDFs before merging?
Yes. Drag and drop the files in the list to reorder them before clicking Merge PDFs. The page count shown updates automatically.
Will the quality of my PDFs be affected?
No. The pages are copied exactly as they are. Text, images, and all formatting are fully preserved in the merged output.
Can I merge password-protected PDFs?
This tool cannot open password-protected or encrypted PDFs. You will need to remove the password first, then use this tool to merge.
What is the maximum file size?
There is no strict limit, but very large PDFs may slow down your browser. For best performance, keep individual files under 50 MB.