It is the application and widget which can change the IP address of a mobile network mode inside the plane -- if it is effective, connection is cut once and it re-connects,taking advantage of the characteristic that an IP address is changed,a series of operations will be performed simply.【The main functions- App】* The present IP address is displayed* It will be a change start if the tap of the "change ip address quot; button is carried out* A front IP address and comparison are possible at the time of IP address change.【The main functions - Widget】* It is easy IP address change only at touching a widget.【notes