Install this awesome App Locker app to lock all your important apps. This app is the best app locker available in the play store.
This app gives 3 locking modes for any application
Password Lock
PIN Lock
Pattern Lock
PLUS there are lots of cool features
Profiles - you can make different profiles
SMS Lock
Stealth Mode (no icon - so nobody even know the app is installed)
Fake Crash
The app loading time is super fast unlike any other apps out in the market.
Install this app and make your life secure !