PDF Protect Free online

Protect PDF Online. Set password to encrypt PDF files!

Free online service for protecting PDF documents from unauthorized access.

Start Locking PDF Documents

Drag and dorp your .PDF files. Enter the password and press "Upload and Encrypt" button to start the encryption process.

Password: (Encrypted with AES256)

Drop files here or click to upload

Expecting an offline conversion process and faster performance? View our desktop software.

How to encrypt PDF online for free

PDFProtectFree.com is the best online service to complete PDF encryption task. Just follow the next steps.

Why use the PDF protecting service from PDFProtectFree

We provide fast and quality PDF encryption service. Trusted by users all around the world!

Speedy

We provide the faster pdf encryption service with no restrictions.

Security

All data will be cleared in 15 minutes. No PDF files will be stored in our server.

High Quality

We guarantee high quality PDF combination results. No words and layout will be changed.

Free

100% free. No restrictions on the number of both uploaded PDF files and pages.

No Virus

100% clean. It is safe to use our PDF merging service.

Desktop Version

We also provide desktop version. It is available both on Windows and Mac. Learn more...