applock

appLock is a free application that closes applications specially designed to protect against spyware through the application applock. You can lock software Lock Facebook or Lock Messages or Lock Phone or lock Your photos or Lock Contacts and lock all the programs in your phone without having another application
applock features:
Lightweight
You can chose two types of lock:
Style or PIN
Fast does not affect the phone
wonderful colors
applock free range of life
Programmer in multiple languages depending on the language of your phone.
No one can spy on your phone after downloading the app.
This program is useful if you do not want to close the entire device, but only certain programs.
for example when someone uses your mobile for any reason.
but you do not want to see the messages or emails, or In the case of children do not want them to delete or add programs or want to prevent them from entering Google Play and protect them from inappropriate programs that may exist.