Private PDF toolkit

PDF Merge

Combine multiple PDF documents in the order you choose. Processing happens entirely on your device.

Your PDFs are not uploaded or stored.
Select PDFs in the order they should appearYou can select several files at once.

Method

How this tool works

Pages are copied from each selected document, in file-list order, into one new PDF.

Worked example

Select cover.pdf, report.pdf and appendix.pdf to create one document with the cover first and appendix last.

Use responsibly

Assumptions & limitations

Encrypted, damaged or exceptionally large PDFs may fail in a browser. Links, forms and advanced signatures may not survive page copying.

Privacy

Your PDFs are not uploaded or stored. No file contents or calculation inputs are sent to our analytics system.

Last reviewed: 20 July 2026
Calculation and copy checked for this release.