Methods, apparatus, systems are disclosed for altering displayed content on a display device responsive to a user's proximity. In accord with an example, a computing system includes a display, a sensor to output a signal, machine readable instructions, and programmable circuitry to be programmed in accordance with the instructions to intermittingly determine a distance between the compute system and a person based on the signal, and cause a size of at least one object to be presented on the display to be adjusted based on the distance.