Is PDF Protect free to use?

Yes — PDF Protect on Fneno is 100% free with no signup required, no credit card, and no usage limits for normal use. Open it and start instantly.

Do I need to create an account to use this?

No account is needed. Just open the tool and use it right away — your data stays in your browser and is never uploaded to our servers unless the tool requires it.

Does it support Arabic and English?

Yes — Fneno tools are fully bilingual. PDF Protect works with Arabic (RTL) and English for users in Saudi Arabia, UAE, Egypt, and globally.

How accurate is PDF Protect?

PDF Protect uses proven algorithms and Fneno AI to deliver accurate results. For critical decisions, always verify with a professional.

Does this work on mobile phones?

Yes — all Fneno tools are mobile-optimized and work on iPhone, Android, and any tablet or desktop browser. No app download needed.

PDF Protect

Add password protection to your PDF

Add password protection to PDF files using pdf-lib. Files never leave your browser. Process PDF files entirely in your browser — no server upload, your documents never leave your device. Free PDF tool with no watermarks, no page limits, and no account required. Works on Windows, Mac, Android, and iOS — ideal for students, legal teams, and office workers. Fast, secure browser-based PDF processing — results download directly to your device.

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Drop PDF here or click to select

⚡ Instant — no signup needed🔒 Your data stays private🌐 Arabic & English

❓ Frequently Asked Questions

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