en Short Communication <span style=font-size:10pt><span style=unicode-bidi:embed><span new= roman= style=font-family: times=><b><span cambria= style=font-family:>Aims:</span></b><span cambria= style=font-family:> Maternal health and pregnancy outcomes are vitally important areas of each country's healthcare system. This study aimed to investigate the acceptability of a mobile app-based intervention program for choosing the mode of delivery among pregnant women.</span></span></span></span><br> <span style=font-size:10pt><span style=unicode-bidi:embed><span new= roman= style=font-family: times=><b><span cambria= style=font-family:>Materials & Method</span></b><span cambria= style=font-family:>: Thirty pregnant women participated in this study. The Mobile App-Based Program focused on facilitating choosing mode of delivery based on information, motivation, and behavior model among pregnant women in Tehran, Iran. A retrospective post-intervention study was carried out. We used quantitative and qualitative semi-structured interviews to explore the experiences of women participating in the Mobile app-based program and investigate the intervention's acceptability. </span></span></span></span><br> <span style=font-size:10pt><span style=unicode-bidi:embed><span new= roman= style=font-family: times=><b><span cambria= style=font-family:>Finding:</span></b><span cambria= style=font-family:> Quantitative result has shown that 76.6% of the users assessed the application as usable. In the qualitative section of the study, three main themes were emerged: 1- specific features of the App (images, text, colors, and etc.); 2- advantages (distance learning method, reliability, and credibility, being user-friendly and comfortability, time-saving, and being interactive); and 3- disadvantages (fear of mobile radiation on fetus, poor internet connection, and limited audience) regarding using of the intervention.</span></span></span></span><br> <span style=font-size:10pt><span style=unicode-bidi:embed><span new= roman= style=font-family: times=><b><span cambria= style=font-family:>Conclusion:</span></b><span cambria= style=font-family:> This mobile application eased women's knowledge and behavior and satisfied them, specifically during the new-emerged pandemic. It also helped women to clarify their thoughts regarding their choice on mode of delivery. Participants suggested some shortages using the application that should be noticed. <b> </b></span></span></span></span> Patient Acceptance of Health Care,Mobile Application,Cesarean Section, 285 294 http://hehp.daneshafarand.org/browse.php?a_code=A-10-65792-1&slc_lang=en&sid=4 M. Shirzad 1003194753284600317227 1003194753284600317227 No Department of Health Education and Promotion, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran Kh. Hajimiri 1003194753284600317228 1003194753284600317228 No Department of Health Education and Promotion, School of Public Health, Zanjan University of Medical Sciences, Zanjan, Iran M. Abedini 1003194753284600317229 1003194753284600317229 No Ministry of Health, Tehran, Iran E. Shakibazadeh 1003194753284600317230 1003194753284600317230 Yes Department of Health Education and Promotion, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran