Use APKPure App
Get Khóa ứng dụng old version APK for Android
can help you lock all the applications you want
Application can lock Messages, Contacts, Gmail, Facebook, Gallery, Market apps, Set, List of the call and any applications you want, and is accompanied by a wealth of options to ensure the your privacy.
• Protect any application with a password or seams
• Configure, easily change the type of lock
• Use less memory and less energy consumption