App Lock - Kik Viber WhatsApp
App Lock can Protect your Social App -- Viber\BBM\WhatsApp\Line\Kik Message........and so on.
As long as you set the application protection, if someone tries to enter the application you need to enter your password. With the application of locks, no longer afraid of the phone to lend a child having fun with friends.
App Lock for all users free of charge, supports Simplified Chinese, Traditional Chinese, English and other languages.