Tools Categories Pricing Blog

Homechevron_rightPDF Toolschevron_rightPDF Protect

PDF Protect

Add password protection and encryption to your PDF files.

89k+ uses·Free

4.6 (0 ratings)

category

Related Tools

lock_openPDF Unlock mergePDF Merge

Upgrade to Pro

PRO

check_circleUnlimited file size
check_circleBatch processing
check_circleAd-free experience
check_circlePremium AI models

The world's largest collection of free productivity tools for creators, developers, and professionals.

© 2026 MeriMani. All rights reserved.

Platform

About Us
Blog
Developer API
Changelog

Tools

PDF Tools
Image Tools
AI Writing
Developer Tools
All Tools

Legal

Terms of Service
Privacy Policy
Cookie Policy
Security

Support

Contact Support
Help Center
Status Page
Pricing

Always free, always powerful.500K+ monthly users

All systems operational