How to use the Merge PDF
- Select or drop two or more PDF files
- Use the arrows to put them in the right order
- Click "Merge PDF" and download the combined file
About this tool
Combine multiple PDF files into one document. Reorder the files before merging and download a single PDF — free, fast and private. Merge PDF is part of ToolNest's collection of free pdf tools. All processing happens locally in your browser, so your files stay private and nothing is uploaded.
Frequently asked questions
Is the Merge PDF free to use?
Yes. Merge PDF on ToolNest is completely free, with no sign-up, no watermark and no daily limits.
Are my files uploaded to a server?
No. Merge PDF processes your files directly in your web browser on your own device. Your files are never uploaded, stored or seen by anyone, which makes it safe for private and confidential documents.
Is there a file size limit?
There is no fixed limit, but very large files depend on your device's memory and speed. Files up to a few hundred MB usually work well on a modern computer.
Does Merge PDF work on mobile phones?
Yes. ToolNest works in any modern browser on Android, iPhone, iPad, Windows, Mac and Linux. There is nothing to install.