IDE : Android Studio 3.9 An app which will provide a list of blood donor among the whole country of Bangladesh. Every blood donor will have a unique id number & donor’s detail will be on this list. The donor list will be sub-divided into divisions. If anyone want to include himself/herself as a donor he/she have to fill the form by providing his/herdetails. If someone needs blood in case of emergency then the user will use this app. After selecting the recipient’s location on this app; this app will show the list of available blood donor of this area. Again this app will provide more services like tips for donor ,benefit of blood donation etc. Database: Google-Firebase