PDF Locker - Secure PDF
PDF Locker - Secure PDF Summary
PDF Locker - Secure PDF is a ad-supported Android app in Tools by Jak Developer. Released in Sep 2022 (3 years ago). It has about 7.3K+ installs Based on AppGoblin estimates, it reaches roughly 306 monthly active users . Store metadata: updated Apr 20, 2026.
Recent activity: 7.00 installs this week (26 over 4 weeks) showing steady growth View trends →
Store info: Last updated on Google Play on Apr 20, 2026 .
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App Description
Lock, encrypt & protect PDF files with password. Fast & secure PDF locker.
Protect Your PDFs with Ease – PDF Locker
PDF Locker – Secure PDF is your all-in-one solution to lock, encrypt, and secure PDF files directly on your device. Whether it's personal documents, business files, or confidential data, keep everything protected with strong password encryption.
🚀 Key Features
✔ Lock PDF Files Instantly
Add password protection to any PDF in seconds.
✔ Strong Encryption Security
Advanced encryption ensures your files stay private and safe.
✔ Easy to Use Interface
Simple, clean, and user-friendly design for quick access.
✔ Offline Protection
No internet required – your files stay on your device.
✔ Fast Processing
Lock PDFs quickly without compromising quality.
✔ Lightweight App
Minimal storage usage with high performance.
📂 Why Choose PDF Locker?
Keep sensitive files safe from unauthorized access
Protect business documents, IDs, contracts, and more
No sign-up or account required
100% privacy – no data collection
🔍 Use Cases
Secure personal documents
Lock office reports & confidential files
Protect financial statements
Safeguard academic PDFs
🔒 Privacy First
Your files never leave your device. PDF Locker does not upload or store your data on any servers.