App Lock: Vault, Hide Photos

Lock any app with a PIN or pattern and hide private photos and videos in an encrypted vault. App Lock keeps your apps and personal media protected on your Android device.

🔒 APP LOCK
• Lock any app with a 4-digit PIN or a custom draw pattern
• Auto-lock timeout — choose how quickly apps re-lock after you leave (immediately, 30 seconds, up to 30 minutes)
• Lock Settings to prevent changes to your security setup
• Get a reminder when a new app is installed — lock it with one tap
• Search and filter your app list for quick access

🗄️ PRIVATE VAULT
• Hide photos and videos in a vault protected with AES-256 encryption
• Files are hidden from your gallery and only visible inside App Lock
• Import media from your gallery and export it back whenever you need
• Your encryption key is generated and stored on your device in the Android Keystore

🎭 APP DISGUISE
• Disguise App Lock as a Calculator, Weather, Notes, Clock, or Files app
• Change the launcher icon so the app blends in on your home screen

🔑 FORGOT YOUR PIN OR PATTERN?
• Set up 3 security questions as a backup
• Answer 2 out of 3 correctly to reset your PIN or pattern
• Built-in cooldown protection against repeated wrong attempts

🌐 MADE FOR YOU
• Two lock methods — pick PIN or pattern and switch anytime
• Lightweight — designed for minimal battery and memory use
• Multiple languages — use the app in your preferred language

Protect your messaging, social, photo, gallery, and any other apps you want to keep private on a shared or borrowed phone.

App Lock brings app locking, a private photo and video vault, and app disguise together in one place. Whether you share your phone with family, want to keep personal photos private, or just want peace of mind — App Lock helps you stay in control.

Download App Lock and take control of your privacy.

App lock | App locker | Pattern lock | PIN lock | Hide photos | Photo vault | Hide videos | Encrypt photos | Secure apps | Disguise app | Lock settings

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📩 SUPPORT
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Questions or feedback? We'd love to hear from you.
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