Merge PDF
Combine multiple PDF files into one document in the order you want.
Runs in your browser Free · No sign-up
or drop files here
PDF · up to 50 MB each · max 30 files
Processed in your browser – your files never leave your device.
How to use Merge PDF
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1
Upload your files
Drag and drop your files into the upload area or click "Choose file".
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2
Choose your options
Adjust the settings and click "Merge PDF".
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3
Download the result
Your file is ready in seconds. Download it – files are deleted automatically.
Frequently asked questions
How many PDFs can I merge?
You can combine up to 30 PDF files in one go. Drag the files to put them in the right order before merging.
Will the quality of my PDFs change?
No. Pages are copied as they are, without re-compressing images or text.
Is Merge PDF free?
Yes. Merge PDF is completely free. There is no registration, no subscription and no watermark on your files.
Are my files safe?
Whenever possible your file is processed directly in your browser and never leaves your device. When server processing is needed, files are deleted automatically right after processing.
Does it work on my phone?
Yes. The tool works in any modern browser on Windows, macOS, Linux, Android and iPhone – nothing to install.