App Lock can lock Facebook, Whatsapp, Gallery, Messenger, SMS, Contacts, Gmail, Settings and any app you choose. Prevent unauthorized access and guard privacy. Ensure security. Lock your e-wallet apps. Snap the intruder who tried to unlock your apps No one can read your important chats and messages. Limited Permissions required by the app. - Android pay apps: Lock Android Pay, Samsung Pay, Paypal and so on. No one can use your wallet to purchase any item. - A must-have privacy guard ! - It can protect your privacy, give your phone All-round protection. - With AppLock Security, Nobody can check your phone except yourself. - Lock by PIN or Pattern lock. PIN and Pattern lock, choose your favorite style to lock apps . Find who tries to access your mobile. Catch your friends & family red handed.