Protect PDF

Protect your PDF file by adding a password and encryption

  • Work with PDF documents online
  • Online tools, no software required
  • Download results instantly
  • Retain 100% of Formatting
  • Download results in different formats
Pdf-tools.io: Convert PDF to Word; Compress PDF; Merge PDF; Edit PDF

Drag and drop files here or select a file from your computer

File type: doc,pdf,xlsx,etc

Why pdf-tools.io

Easy PDF Conversion

To convert your document, simply drop it in the appropriate place or find it directly in your file explorer.

Your files are safe

All the files you upload, as well as the file generated on our server, will be deleted permanently within an hour. Read our privacy policy below for more details.

Work anywhere

The web app is browser-based, so all you need is an internet connection. PDF-tools works online.

Quality Conversion Guaranteed

Converting a PDF document to another format is not always easy. So to ensure you get the best conversion quality, we have implemented a unique conversion technology.

Fast Conversion

The conversion of your document will be done in a few seconds on average, in addition to an ease of use you benefit from a fast and efficient conversion tool!

Unlimited Conversions

We offer unlimited conversions. With our monthly subscription you will never have to worry about running out of space or credits!

How to password protect a PDF document

1.Upload your file to PDF-tools converter.
2.Select Protect PDF and input the password
3.PDF-tools will start the encryption process in order to password protect the PDF file
4.Wait for the encryption to finish and download your PDF file

It's easy!

Start in less than a second