App Lock is one of the best app protector which could protect your privacy. It can lock contacts, SMS, e-mail,
gallery, settings, calls or any apps by password or pattern lock.
With this app, you don't have to worry about your private information on your phone to be exposed to other people, you don't have to worry about your kids messing your phone up by changing the settings.
Bug fixed， improve UI performance
Support Android 5.0
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