Protect PDF

Add an open password to your PDF.

🔒 Files are uploaded securely and deleted automatically within 2 hours.

The PDF can't be opened without the password you set. AES-256 encryption is used.

How to use Protect PDF

  1. Select your file or drag it into the box above.
  2. Choose the settings and click "Protect PDF".
  3. Download your file when it's ready. Files are deleted from our server automatically within 2 hours.

Frequently asked questions

Is Protect PDF free?

Yes. Protect PDF is free and requires no registration. The ads on this site keep the service free.

Are my files safe?

Your files are uploaded over an encrypted connection, used only for the task you requested, and permanently deleted automatically within 2 hours. We never share your files.

Is there a file size limit?

You can upload up to 200 MB at a time.

Related tools

Merge PDF Combine multiple PDFs into one file in the order you want. Split PDF Split a PDF into pages or extract the page ranges you need. Delete PDF Pages Remove unwanted pages from a PDF. Organize PDF Reorder, rotate or delete pages by dragging them. Rotate PDF Rotate PDF pages by 90, 180 or 270 degrees. JPG to PDF Convert photos and images into a single PDF. PDF to JPG Turn every PDF page into a high-quality image. Watermark PDF Add a text watermark to PDF pages.