This app provides knowledge in Bengali language about the hereditary blood types of your child. It also gives you knowledge about to which blood group you can donate and from which blood group you can receive in case of emergency health situation of patients. It also defines some blood related facts precisely from reliable sources. It defines if it is necessary to check blood group before marriage, precaution of parents before childs birth safety, how to take safety caution during transfer in hospital and so on.The app also contains phone number and address of your nearest hospital and blood banks in Bangladesh.