A Guest Check Presenter Device and Method of Use. In one embodiment, advantageous for establishment use, the invention comprises a guest check presenter in the form of a booklet having a bill slot for holding a bill which can be made of transparent magnifying plastic that enlarges the appearance of the bill, which can be coupled with a light, enhancing visibility of the bill. The system also provides for a calculation device that limits its functionality and options: permitting the patrons to split the total of the bill, and calculate the percentage of gratuity desired selecting from choices provided on the face of the device. In a second embodiment advantageous for personal use, the case has a front and back side, with a computation device, a magnifier, and a light all being disposed on the case. By offering only limited functions, the device is made more user-friendly and time-efficient. The invention aids the elderly and eyesight-impaired individuals.