2020AppLock is Smart App Lock for Android. Allows you to lock apps and Protect your apps using Pattern, PIN and Fingerprint. Best advanced protection applock with notification control management and you can easily lock and unlock apps. The application locker protects your app data even when your device is shared with others. 2020AppLock helps you lock and unlock all your apps including Facebook, Instagram, WhatsApp, Snapchat, Contacts, Gallery, Messenger, SMS, Gmail, YouTube, Settings, etc. apps on your Android Device. You can prevent unauthorized access to your devices & ensure app security, maintain privacy.