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PDF Merge

Combine multiple PDF files into one. 100% browser-based — your files never leave your device.

100% Private: Your PDF files are processed entirely in your browser. Nothing is uploaded to any server. Works offline too.
1

Select PDFs

Click or drag multiple PDF files

2

Reorder

Drag to arrange pages order

3

Merge

Click Merge & Download

Select PDF Files

Click to select PDFs

or drag & drop your PDF files here
Multiple files supported · Any size

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Frequently Asked Questions
Is this tool really free?
Yes, completely free. No account required, no watermark, no file size limit.
Are my files uploaded anywhere?
No. Everything runs in your browser using JavaScript. Your PDFs never leave your device.
How many PDFs can I merge?
There's no hard limit. Merging many large PDFs may take a moment depending on your device.
 
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