NISHTHA mScreen is a free Android application developed by Karma Primary Healthcare Services under the category of Lifestyle and subcategory Health & Fitness. The app is designed to track international passengers arriving from various high-risk and low-risk countries to the state of Madhya Pradesh. The primary objective of the app is to assist state and district officials and rapid response team members in tracing, facilitating sample collection, and reporting results for international passengers.

The app is state and district-level and provides a mobile-based solution to track passengers. The app enables officials to keep track of the passengers' travel history and other essential details, allowing them to identify potential high-risk cases. The app also allows officials to facilitate the collection of samples and report results in real-time. Overall, NISHTHA mScreen is a useful tool for officials to manage and control the spread of infectious diseases among international travelers.