To provide a receiver which improves convenience to a user by displaying a reception state of a regular reception radio wave and also indicates whether there is radio interference.

The receiver receives a transmission signal transmitted from a mobile device by radio and indicating predetermined information. The receiver includes a reception unit, a reception intensity measurement unit, and an information recognition unit. The reception unit receives a radio wave. The reception intensity measurement unit measures the reception level of the radio wave that the reception unit receives and displays it on a display device. The information recognition unit displays the information that the transmission signal received by the reception unit indicates on the display device.