# Tool to Merge PDF Files in Seconds

URL: https://pdf.net/merge-pdf
Description: Combine and merge PDF files into a single document easily with our handy online tool! No downloads required.

Merge multiple PDF files into one document quickly and easily with a simple online tool; no downloads needed!

## How to merge PDF files

1. Upload the files
2. Reorder the PDF documents to your liking, and click Merge
3. Download your new file

## FAQ

### How secure is the pdf.net merging tool?

The pdf.net merging tool is completely secure and uses the latest end-to-end encryption on our servers to protect your privacy. So you won’t have to worry about any sensitive information being leaked.

### Is there a limit to the number of files I can merge?

No, there’s no limit to the number of files you can merge with pdf.net. The initial order of documents in the final PDF reflects the upload order. However, files can be easily rearranged by dragging and dropping within the interface before merging, allowing flexible content sequencing.

### Are there any file size restrictions?

Yes, there’s a file size restriction of 500 MB to the documents you can merge on pdf.net.

### What happens to my files after they are merged?

Once your files are merged, you can download the result as a single PDF, then edit or delete it as needed.

### How can I merge PDFs offline?

To merge PDFs offline, you need to download a third-party tool that supports file management without an internet connection. However, merging PDFs online with pdf.net is much more convenient, as it doesn’t require any downloads; all you have to do is upload your documents, click a button to merge, and you’re done.

### Can I use pdf.net on a Mac, Linux, or smartphone?

Yes, you can use pdf.net on a Mac, Linux, and smartphones. Essentially, you can use our online PDF editor on any device with a browser and an internet connection.