Short description of TK ChildLock! 1.0: With ChildLock! you can limit an user's log on or log off times. Define when users can log on to your PC. If a specified user is already logged on your system on a non-logon-time, it is possible to log him off automatically. I.e. the ChildLock! software program is ideal for parents, because they can control and limit the PC usage of their children.