Portable terminal apparatus, in-vehicle apparatus, and in-vehicle system

An in-vehicle system (100) of an embodiment of the present invention links a portable terminal apparatus (40) and an in-vehicle apparatus (50) with each other, allocates application software information to two display regions in gadget display apparatuses (61V, 62V) connected to the in-vehicle apparatus (50), said information relating to two widgets outputted from the portable terminal apparatus (40), and displays the information in the display regions. Furthermore, the allocation of the application software information is performed via a touch panel (3) of the portable terminal apparatus (40), said touch panel being provided with a display apparatus (6) that displays a widget setting screen.