Files Tool
Merge PDF
Combine multiple PDF files into one document in seconds. Reorder pages before merging and download the result. Free, unlimited, runs in your browser.
How to use this merge pdf
- 1
Click to choose two or more PDF files.
- 2
Reorder them with the up and down arrows if needed.
- 3
Click Merge PDFs and download the combined file.
Frequently asked questions
▸Is merging PDFs free?
Yes, completely free and unlimited. The merge happens locally in your browser, so there are no file-size limits or uploads.
▸Can I reorder PDFs before merging?
Yes. The selected files are listed in order and you can move any file up or down before merging.
▸Will my files be uploaded anywhere?
No. All processing happens in your browser using the pdf-lib library. Your documents never leave your device.