Protect PDF

Add password protection and encryption to a PDF file — free, no watermark.

Select Files

Select Files

or drop files here

.pdf

How It Works

Upload Your File

Select or drag & drop your PDF or document.

Choose Options

Configure the tool options if needed.

Download Result

Your file is ready instantly. Download it.

Upload your PDF and set a password to protect it.

FAQ — Protect PDF

How to protect pdf?

Upload your PDF and set a password to protect it.

Is Protect PDF free?

All 33 tools are completely free with no hidden costs, no watermarks and no file limits. Add password protection and encryption to a PDF file — free, no watermark.

Is it safe to use Protect PDF?

Your files are deleted after processing. We never store your data.