One of the most important contributions one can give to society is through blood donation. For such a wonderful and fantastic goal, the B.O.P (Blood and Organ for Patients) system combines a website application and an android application. This is now feasible because to technological developments in Android development. Users, blood banks, and hospitals can all register on the website. The Android Studio BumbleBee 2021.1.1 software allows users to call friends, send messages to friends, and search for donations through the Android application. Additionally, blood seekers and donors can be located with this app.