Sickle Cell is a generic mobile application developed under National Sickle Cell Anaemia Elimination Mission that can run both offline (Without network coverage) and online with real time data capturing features. The Health Facility (HF) Users can access mobile app using their registered mobile numbers. The HF user screens a person, registers her/him by linking her/his ABHA id with registration, creating ABHA ID in this process if required through any mode out of OTP, finger auth, face auth, demo auth or by Q-scan of ABHA QR Code. Once registered, the screening and confirmatory test details of Sickle Cell Disease, Thalassemia or Other Variants done by Solubility/Slide Method, HPLC, Electrophoresis/Gazelle or Point of Care may be added offline or online. Provision to view patient’s details, and the facility to seed ABHA in previously done non-ABHA registration is given. Provision to check un-synced records with syncing facility has been given to sync offline data with server.