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  2. PDF Tools
  3. Merge PDF

Merge PDF

Combine multiple PDF files into a single document

pdfmergecombinejoin

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Frequently Asked Questions

Upload two or more PDF files using the dropzone. Drag them to set the order you want, then click Merge. The combined PDF downloads automatically.

You can merge up to 20 PDF files at once. Each file can be up to 50 MB.

No. The tool uses pdf-lib to combine PDFs without re-encoding the content, so image quality and text sharpness are fully preserved.

No. All merging happens entirely in your browser. Your files never leave your device.

Yes. Drag and drop the files in the list to set the order before clicking Merge.

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Drop PDF files here or click to upload

Add multiple PDFs to merge — drag to reorder

Max size: 50 MB

Privacy: All PDF processing happens in your browser using pdf-lib. Your files are never uploaded to any server.