User Time Administrator lets you specify when exactly and how long the computer can be used and define users which will be allowed to use the computer without any limits. You can schedule time intervals and the number of hours each child can use the computer per day a week. It automatically logs your child out of their computer when it's time for lights out. Also you can prevent the PC usage until the specified date and after the specified date.
It lets you limit time for PC users and restrict access 
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