🎉 All tools are 100% free — No signup required, no limits, no cost ever.

🔒 Protect PDF

Add password protection to your PDF to prevent unauthorised access. Encrypted in your browser — your file and password never leave your device.

✓ Password required to open ✓ Restricts copying & editing ✓ Max 25MB
ℹ️ PDF protection runs entirely in your browser. Your file and password are never sent to any server. Max: 25MB.
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Drop your PDF here

or click to browse

Choose PDF

PDF files only · Max 25MB

⚠️ Important: If you forget the password, the PDF cannot be recovered. Store your password safely in a password manager.

Encrypting your PDF...

✅ PDF Encrypted Successfully

✅ How to verify: Download the PDF and open it — Adobe Reader, Preview or any PDF viewer will prompt for your password before showing the content.