Protect your privacy and secure your sensitive data with App Lock. Easily lock any installed application on your device, ensuring that only you can access them using a secure PIN or your fingerprint.
Developed with a modern interface using Jetpack Compose, App Locker provides a smooth, battery-efficient, and lightweight security experience.
Key Features:
✅ Total Protection: Lock social media, photo galleries, messages, and banking apps.
✅ Biometric Unlock: Fast and secure access using your fingerprint (on supported devices).
✅ Secure PIN: Set a unique numeric combination for maximum security.
✅ Anti-Unlocking System: Prevents unauthorized access to protected apps by overlaying a secure lock screen immediately.
✅ Lightweight & Fast: Optimized performance that won't slow down your device.
✅ Customizable Lock Delay: Choose how long an app stays unlocked after you've entered your PIN or fingerprint. Switch between apps seamlessly without having to unlock them every single time.
Why choose App Lock?
• Prevent others from seeing your private photos and videos.
• Protect your shopping and financial apps from unauthorized use.
• Keep your data safe even if you lend your phone to someone else.
App Locker use a Foreground Service with a persistent notification to ensure that the app locking protection remains active and is not terminated by the system. The app requires Usage Access to detect when protected apps are opened and provide real-time security.
Important: We do not collect, store, or share any personal data, passwords, or usage information through these permissions. Their use is strictly limited to the locking functions requested by the user.
Latest Version
1.2.2Uploaded by
Eki Fahmixan
Requires Android
Category
Free Tools AppContent Rating
Everyone
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Flag as inappropriateLast updated on Apr 14, 2026
New Languages: Added support for Japanese, Russian, Hindi, Italian, Spanish, French, and German.
Localized UI: Fully translated setup screens, accessibility disclosures, and biometric prompts.
Better Experience: Improved time-based strings for lock duration and security warnings.
System: Updated internal configuration for better performance.