BackgroundThe use of mobile applications is very popular among the public these days. Pregnant women are a segment of society who need constant care to monitor their condition and that of the fetus. Pregnant women find it very difficult to keep track of their condition. An application software is needed. But choosing a reliable application is important. MethodsThe article is a research article that uses PRISMA flowchart to extract articles. Given that there are many apps in the field of pregnancy and due to technological advances as well as the recent outbreak of coronavirus disease, so the articles of the last 10 years that have been scientifically published in the databases of Google Scholar, PubMed, Science Direct have been analyzed. The most widely used and at the same time the best app is introduced in terms of its high usability.ResultsAfter searching for the keywords m-health, pregnancy, mobile app, coronavirus, covid-19 and combining them in databases according to the inclusion and exclusion criteria, 23 articles were finally reached. In the initial search, 3, 18 and 292 articles were extracted in PubMed, Science Direct and Google Scholar, respectively. According to the search strategy, 23 articles were identified qualitatively by reviewing both authors. Then, the types of apps were divided into three general categories, pregnant entertainment apps, pregnant information apps, and monitoring apps for mothers' physical health. Finally, 10 apps were selected and the Amila app was introduced as the best due to its high usability.ConclusionConsidering that pregnant women are an important segment of society and in addition to their health, the health of the fetus is also important to them, and also despite the coronavirus and the difficulty of mothers traveling for check-ups and checking their condition, As a result, using trusted apps to maintain their health and reduce traffic in the current situation will be very important. Given that this research article was written with the aim of choosing the best app, so it can be a suggestion for pregnant women and even gynecologists to introduce such apps to their patients.