Ministry - Field Service Assistant is an Android app designed to help Jehovah's Witnesses organize their ministry work. The app offers a range of features, including GDPR mode for safe recording of personal information, clear monthly and annual statistics on hours, fees, return visits, videos, and studies, and personalized app designs. Users can send their monthly report automatically via email or WhatsApp and set individual hourly targets. The app also offers an intelligent calendar for planning service hours, return visits, studies, and service appointments. Users can record time by stopwatch or manual input and transfer remaining minutes to the new month. Ministry - Field Service Assistant also offers an innovative tile system to edit territories and automatically add visits, a graphic bell system for houses with many bells, and a cloud-based system for secure data storage. The app is free, but users can donate to support the project and activate additional functions. Overall, Ministry - Field Service Assistant is a comprehensive app that can help Jehovah's Witnesses simplify and organize their ministry work.