What is Merge PDF?
Merge PDF joins two or more PDF files into one document, in the order you choose. The files are combined in your browser and never uploaded.
This is useful for putting together application forms, scanned pages or reports. Each page keeps its original size and orientation. Password-protected PDFs need to be unlocked first.
How to use Merge PDF
- Drag PDF files into the box, or tap Choose files.
- Tap Merge PDF.
- Tap Download to save the result.
Who should use it
- Students combining assignment pages
- Job seekers joining a CV and certificates
- Office staff assembling reports
Key terms
- Merge
- Combine several PDFs into a single file.
- In-browser processing
- Your device does the work. Nothing is uploaded.
Frequently asked questions
Are my files uploaded?
No. Merging happens in your browser.
Is there a file limit?
There is no fixed limit, but very large files depend on your device’s memory.
Can I change the order?
Files are merged in the order you add them. Remove and re-add a file to move it to the end.
Is it free?
Yes, with no watermark or sign-up.
Last updated: 1 November 2026