An image processing apparatus for executing a job set thereto, and includes a communication unit configured to perform wireless communication with a portable terminal, a distance estimation unit configured to estimate a distance between the image processing apparatus and the portable terminal, a screen determination unit configured to determine a screen to be displayed on the portable terminal according to the distance estimated by the distance estimation unit, a screen configuration data generation unit configured to generate a first screen configuration data that constitute the screen determined by the screen determination unit, and a job execution control unit configured to control execution of the job based on a setting condition received from the portable terminal via the communication unit.