LuxPDF

Add Password to PDF

LuxPDF is an Open-source, Privacy-Focused Alternative to ILovePDF, PDFCandy, & FreeConvert. Encrypt your PDF with a password in your browser. No Registration. Unlimited Usage. No File Data Collection Ever.

100% Private - Zero File Data Collection - No Server Uploads Ever

Drag & Drop PDF Files Here

or click to select files

Why use our Add Password tool?

  • Completely Free & Unlimited: Protect as many PDFs as you want.
  • Privacy First: Encryption happens locally in your browser. Your files never leave your device.
  • Open Source: Verify our privacy claims and contribute.
  • Strong Encryption: AES-256 available for maximum security.
  • No Registration Required: Use instantly.

How to add a password to your PDF:

  1. Step 1: Drag and drop your PDF into the upload area, or click to select it.
  2. Step 2: Enter and confirm the new password in the options box.
  3. Step 3: Click "Process Files" to encrypt your PDF.
  4. Step 4: Download your new, password-protected PDF.