Usar la aplicación APKPure
Obtener App Lock (Pattern) versión histórica en Android
Aplicación de bloqueo (Patrón) le permite proteger sus aplicaciones a partir de recursos no autorizados.
App Lock Pattern allows you to protect your applications with the pattern lock. Now you can easily protect your favorite apps like Whatsapp, Facebook, Twitter, Skype, SMS, Email, Gallery, Camera and contacts from unauthorized resource.
With this app you don't have to worry about your kids or others invading your privacy. When someone tries to unlock your application by trying a random pattern. it freeze the screen and notifies you by alarm sound.