Hamile Kalma Olasılığını Hesaplama Programı is an Android application developed by Yazilim.org that is designed to help couples who are trying to conceive. This app allows users to input the first day of their last menstrual cycle and the average length of their cycle. Once this information has been entered, the app calculates the probability of conception for any given day, making it an ideal tool for couples looking to increase their chances of pregnancy. The app is easy to use and can be used by anyone, but it is particularly helpful for couples who are seeking medical advice on their fertility. However, it should be noted that the app is not recommended for women with irregular menstrual cycles as it may not provide accurate results due to changes in ovulation timing. Overall, Hamile Kalma Olasılığını Hesaplama Programı is a useful app for couples trying to conceive.