Datakojo is a mobile data collection platform that facilitates surveillance and supervision by enabling offline data gathering and real-time analysis. It includes integrated comparative analysis and is compatible with the District Health Information System (DHIS2), which is used in Nigeria as the National Health Management Information System (NHMIS). Designed for a diverse array of users, including researchers, public health analysts, and field agents, Datakojo enhances decision-making and improves overall data management in health-related fields.