PDF File Protector

Worried about sensitive PDFs being shared freely or leaked? Want to add a unique identifier to your important documents?  PDF File Protector is your professional document security assistant!  Safeguard your document security and copyright comprehensively with powerful watermarking, signing, and encryption features.

[All-in-One Core Features] • Effortless Watermarking

Add text or image watermarks with customizable content, size, opacity, and rotation. Stamp exclusive identifiers on contracts, designs, or internal materials to prevent unauthorized use and distribution, asserting your ownership. • Secure E-Signature

Support for direct handwritten signatures, placed precisely anywhere in the document. Perfect for approving contracts, confirming orders, or signing agreements—get it done quickly without the hassle of printing and scanning. • Powerful PDF Encryption

Set a high-strength password to open the PDF, preventing unauthorized access. Effectively prevents data leaks caused by device loss or accidental file sharing, locking down your privacy and trade secrets. [App Highlights] Simple Operation: No expertise needed. Professional-level protection is just a few taps away. Fully Offline: All processing is done locally on your device. Your files are never uploaded, guaranteeing privacy and security. High-Quality Output: Maintains the original file's clarity and quality without compromising the reading experience.

Perfect For:

Business Professionals: Protect confidential company reports and contract documents. Designers/Creators: Add copyright watermarks to portfolios and design drafts. General Users: Encrypt important personal documents like IDs, resumes, and bank statements. Download PDF File Protector today! Hold professional-grade security measures in the palm of your hand. Share files with peace of mind!