PurposeThe main aim of this study was to investigate the feasibility and the effectiveness of the SnapChat social networking mobile application in increasing the awareness of breast cancer among the Saudi female students in the Dammam region of Saudi Arabia.Patients and methodsAn intervention study was carried out with 200 participants divided among 2 groups: a control group and an intervention group. The control group did not receive any awareness materials, and the intervention group received awareness about breast cancer through SnapChat using videos, texts, and pictures. A questionnaire-based survey was conducted at the beginning and at the end of the study to assess the change in the awareness among the participants.ResultsA significant improvement in the breast cancer awareness was found in the intervention group with P=0.001. The mean knowledge was found to be increased from 8.7±2.8 to 14.8±3.01 (mean ± SD).ConclusionThe SnapChat mobile social networking application can be effectively used in creating breast cancer awareness among the Saudi population.