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.modares.ac.ir/browse.php?a_code=A-10-65792-1&slc_lang=en&sid=4