PDF Merge
Merge multiple PDF files into one document in your browser.
The PDF Merge tool combines multiple PDF files into one document entirely in the browser. Files can be reordered or removed, and encrypted or invalid PDFs are reported clearly.
How to use
- Select one or more PDF files.
- Reorder or remove files in the list.
- Click Merge and download the combined PDF.
Frequently asked questions
Are PDFs uploaded to a server?
No. Merging happens locally with pdf-lib in your browser.
How many files can be merged?
Up to 50 PDF files can be merged in one operation.
What about encrypted PDFs?
Encrypted or invalid PDFs are rejected with a clear error message.
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