App Lock

Make sure you need to configure custom setting in your device to obtain the output you can config it with Setting > Security > Apps with usage access > Then enable your app permission

App Lock will lock Gallery, Market,SMS, Contacts, Gmail, Facebook, Settings, Calls and any app you choose, with abundant options,cool free thems, protecting your privacy.
App Lock will hide pictures and videos, and stay locked behind an easy to use PIN pad. With AppLock, only you can see your hidden pictures. Privacy is easy!
Do not worry about a workmates get your phone to have a look!
Do not worry about private data in some apps may be read by someone!
Do not worry about a friend borrow your phone to play games!
Do not worry about your kids changing phone's Settings, paying games, messing up it!
E-mail: csmobileups@gmail.com If you have any issues or suggestions, we'd love to hearing from you.