This "Smart AppLock" application with PIN code, fingerprint and crash screen with many other options support for your applications.
Lock all apps like: Facebook, WhatsApp, Instagram, Zalo, Twitter, SMS, Contacts, Messenger, Settings, Library, Gmail, Browser, Play Store ...
Protect applications every time when you access with a password that only you know. Support quick access to applications with fingerprints (Works on fingerprint supported devices on Android 6.0 above) quickly and safely.

---- Features -----
▶ Lock Apps / App Locker
AppLock allows you to lock apps like gallery , message apps , social apps and email apps with fingerprint , pin , pattern and crash screen.

▶ Capture Intruder Picture
If someone tries to open locked apps with wrong password , AppLock will capture the pictuer of intruder from front camera and show you when you open AppLock.

▶ Custom Settings
Use separate combination of locking methods with different pin or pattern for a specific apps.

▶ Crash screen
set crash screen for locked app , so no one can know that if an app is locked.

▶ Fingerprint Support
Use fingerprint as secondary , or use only fingerprint to un-lock apps.

▶ Improved Lock Engine
AppLock use two locking engines , default engine is fast and the "Improved Lock Engine" is battery efficient with more features that does not drain your battery.

▶ Turn Off AppLock
you can turn off AppLock completely , just go to app settings and turn off the app.

▶ Lock Timeout
you can to re-lock apps immediately or after screen off.

▶ Simple and Beautiful UI
Beautiful and simple UI so you can perform any task easily.

▶ Forgot Password
If you forgot your password, you can create a new password using a security question.

Permissions:
• Accessibility Service: This app uses Accessibility services to enable "Improved Lock Engine" and stop battery drain.