Are you worried about your private contacts being seen by others?
Have a 'LockOnContacts' installed in your phone to lock all your contacts. Once locked these contacts can be viewed only by entering correct password. It also comes with auto lock feature by which phone's main screen gets locked automatically if you don't use your phone for user defined time.
Click below to download :
Mirror: http://www.embedupload.com/?d=6VGKDGGQDL