Lock your applications with keypad and patternApp lock with droplet waterApplication lock, best app lock & privacy guard , is the most smart Application lock !You no longer have to worry that someone could see your phone!Do not worry about the kids buy the game!Lock settings to prevent others from changing system settings. Really lock your phone applications.Lock Gallery photos, contacts, text messages and other personal privacy applications.Lock by pattern, password, keypad many types for lock apps. very interestingYou have customize your lock, eg: change lock type, change background- Social apps: App Lock can lock Facebook, WhatsApp, Messenger, Vine, Twitter, Instagram, Snapchat, WeChat and so on. No one can peep at your private chat any more.- System apps: AppLock can lock Setting, Contacts, SMS, Gallery, Videos, Email and so on. No one can mess up your settings for system apps.Feature- Lock very effective and high security- Easy to use and fast.- Lock message, Lock call, Lock phone setting ...- Lower capacity, less memory.- Power saving mode to save battery.- App Lock can lock your photos , gallery and messages from prying eyes and nosy friends . To be your privacy guard !- Full protection for your phone.- Never worry about a friend borrows your phone to play games with mobile data again!- Never worry about a workmate gets your phone to look the gallery again!- Never worry about someone reads private data in your apps again!- Never worry about kids mess up Settings, send wrong messages, paying games again!- Lock any apps(message, Game, Photos, Videos ...)- Lock Google Play to prevent buy games, movies, books- Support multiple languageThis app uses the Device Administrator permission.I use this permission for feature: Prevent someone uninstall the app lock app.