About App Lock
App Lock : lock apps with PIN, Pattern, Fingerprint & Intruder selfie alerts
App Lock is a smart app locker that helps you lock apps with fingerprint, PIN, pattern and biometric lock for total privacy protection. The best applocker to lock apps and protect your privacy.
📸 Intruder Selfie & Email Alerts
• App Lock captures a selfie from front camera when someone enters the wrong password
• Receive email alerts with intruder photos attached automatically
🔊 Warning Sound on Wrong Password
• Three types of warning sounds to scare off intruders
• Plays automatically after failed unlock attempts on locked apps
👤 Multiple Unlock Profiles
• Create unique app lock profiles — Work, Kids, Personal, and more
• Set different PIN, pattern, or fingerprint per profile
• Assign each profile to specific locked apps
📅 Schedule App Lock
• Turn off App Lock at specific dates and times automatically
• Perfect App Lock schedule for work, bedtime, or kids' screen time
🔔 Lock & Secure Notifications
• Notifications from locked apps are replaced with "This notification is locked"
• Tap the locked notification to open App Lock and view the real notification securely
• No one can read your WhatsApp messages, emails, or alerts without your password
🚀 Advanced App Lock Features
• Fake Crash Screen — app locker shows locked apps as crashed to confuse snoopers
• Change App Lock Icon — disguise App Lock as a calculator or other app
• Auto-lock new apps — lock newly installed apps instantly with one click
• Custom relock timeout — choose how long apps stay unlocked after unlocking
• Uninstall Protection — prevent unauthorized removal of App Lock
• Works after device restart — app lock stays active always
• Lock recent apps — applocker can lock recent apps menu
🎨 Customize Your Lock Screen
• Set custom background image from your gallery
• Customize text color, pattern color, and icon colors
• Dark mode, light mode, or follow system theme
🔑 Multiple Lock Options
• Fingerprint Lock — lock app instantly with fingerprint
• Pattern Lock — lock app with hidden path, no one can peep
• PIN Lock — 3-8 digit code with shuffle keypad
• Biometric Lock — fingerprint and biometric supported
📋 Permissions Explained:
• Accessibility Service: App Lock uses this for Enhanced Protection — detects when locked apps are opened while reducing battery use by up to 70%. Only monitors app launch events, never reads screen content or collects personal data.
• Draw Over Other Apps: Displays lock screens over protected apps for instant security when locked apps are opened.
• Usage Access: Detects when locked apps are launched for reliable app lock protection.
• Device Administrator (Optional): Prevents unauthorized uninstall or force-stop of App Lock.
App lock
Looking for the best app lock? This applocker lets you lock apps with fingerprint, PIN, and pattern lock. Secure your apps in one tap with the most trusted app lock on Android.
Lock apps with fingerprint
Want to lock apps with fingerprint? AppLock supports fingerprint lock and biometric lock so you can lock apps instantly without typing a password.
Lock apps with password
Want to lock app with password? Applock is the best app locker to password protect your apps, lock notifications, and guard your privacy.
Applock for Android
Applock is the safest applock and app locker for Android. Whether you use any device, this applock protects your apps with fingerprint, PIN, and pattern lock.
Lock app notifications
Applock replaces locked app notifications with "This notification is locked." Lock app notifications so your private messages stay private.
Schedule app lock
Need to lock app on a schedule? Set app lock to turn off automatically. Schedule app lock for work, school, or bedtime. No other app locker offers scheduled locking.
Download App Lock now — lock apps, lock notifications, catch intruders, and take full control of your phone security with the best app lock for Android!
What's new in the latest 5.3.8
Old Versions of App Lock
Super Fast and Safe Downloading via APKPure App
One-click to install XAPK/APK files on Android!







