Aspect 1: Function introduction Pregnancy calculation software can help pregnant women accurately calculate their pregnancy status, including predicting the expected date of delivery, guiding pregnancy preparations, analyzing pregnancy symptoms, etc. Specific functions include: pregnancy calculation, fetal development guide, pregnancy health care, and recipe recommendations for pregnant women, etc. At the same time, some pregnancy calculation software also provide special functions such as pregnancy Xpress and maternal and infant public welfare consultation, which can help pregnant women more comprehensively. Aspect 2: User reviews