Merge PDF files
Add at least two PDF files, arrange them in the order you want, and create a new document. Your original files remain unchanged.
Add at least two PDF files to get started.
How to merge PDF files
- Select at least two PDF files.
- Use the buttons to arrange the documents.
- Start the merge and check the downloaded file.
Frequently asked questions
Are the original files changed?
No. The tool creates a new PDF and leaves the selected files unchanged.
In what order will the pages appear?
Documents follow the order shown in the list, and pages within each document keep their original order.
Can I merge a password-protected PDF?
No. Remove its protection before using the tool.
What file size is supported?
There is no fixed threshold. About 50 MB total is a practical recommendation; the actual limit depends on your device and browser.
Limits and processing
- About 50 MB total is a practical recommendation, not a fixed limit. Available device memory and the browser affect what can be processed.
- Password-protected or damaged PDFs may fail to load.
- Check forms, bookmarks, links and signatures in the result; their preservation is not guaranteed.
- Files are read and processed in your browser. This tool does not upload their contents.