PDF Password Protect
Add strong password protection to your PDF files
Drag & Drop PDF File Here
Supports PDF files up to 50MB
Set Password
Use at least 8 characters with a mix of letters, numbers & symbols
Confirm Password
Protecting Your PDF
Applying password protection...
Protection Complete!
Your PDF is now password protected
🔒 Password Protect PDF Files Instantly — Free, Secure & Online
Looking to secure your PDF files from unauthorized access, printing, or copying? With DailyTools’ PDF Password Protector, you can lock your documents in seconds—no software installation, no signup, and absolutely free.
This tool runs entirely in your browser using secure client-side processing powered by PDF-lib, so your files never leave your device. Add a password, set custom restrictions, and download your encrypted file with ease.
💡 Key Features
🌈 Beautiful Gradient UI – Eye-catching purple & blue interface with smooth transitions
🖱️ Drag & Drop Upload – Quickly upload files by dragging into the drop zone
🔐 Password Strength Meter – Instantly shows how strong your password is
⚙️ Granular Permissions – Disable printing, copying, or editing as needed
🌀 Circular Progress Bar – Watch your file get protected in real time
✅ Success Animation – Friendly checkmark confirms your file is locked
📱 Mobile-Ready – Fully responsive design for phones, tablets, and desktops
🔧 Client-Side Processing – Keeps your data private by working 100% in-browser
📌 How It Works
Upload your PDF by clicking or dragging it into the box
Set and confirm your password
Choose permissions (block printing, copying, etc.)
Click “Protect PDF”
Download your secured file instantly
🛡️ Why It’s Better Than Desktop Tools
Unlike traditional software, this tool doesn’t install anything, doesn’t track your documents, and doesn’t waste your time. Whether you’re on a laptop, tablet, or phone — it just works.