Smart App Lock can lock SMS, Contacts, Gmail, Facebook, Gallery, Market, Settings, Calls and any app you choose, with abundant options, protecting your privacy.

★ With the help of Smart App Lock, you may:
Never worry about a friend borrow your phone to play games again!
Never worry about a workmates get your phone to have a look again!
Never worry about private data in some apps may be read by someone again!
Never worry about your kids may changing phone's Settings, paying games, messing up it again!

Features:
- Customizable background
- Hide App Locker from applications so nobody can see it's installed
- Completely free
- Small screen support
- The fastest on the market
- Choose pattern or password/pin lock
- Intruder Selfie - Takes pictures of intruders
- Change pattern color to white, green or blue
- Change locker background image from gallary
- Custom unlock message
- Also lock system apps

Ques. 1 I hide Smart App Lock icon, how to open Smart App Lock now?
Ans : dial pad

enter #password in your dial pad, and tap call button to open Smart App Lock.