For Such situations and more ones comes the Ultimate Helper - Call Dropper.It is very simple application with very easy-to-understand UI for any kind of users to be able to handle the situation.
Features of the Call Dropper :
•Set Any Specific time to hang up the call automatically
•Set Any Specific unit for the time to hang up the call automatically (Seconds,Minutes,Hours)
•The Application is running in the background,no need to enable it every time.
•Turn the timer on/off whenever you need it.
•By Default the timer is set to 1 hour call drop-off.
Be in touch for future helpful applications to come to your hands.