Crop Doctor is an android based mobile application for the farmers in national level. The objective of this application is to wider reach and easy accessibility of crop information and service among farmers. It disseminates disease, insect, nutrient deficiency of crop information to the farmers as required. Crop Doctor Covered almost all major crops of Paddy, vegetables, pulses and Oil seed. App is Unicode supported and bilingual i. e., both in English and Hindi as well. Farmers can query the i