Treffer: A Knowledge Information System for Smart Farming with Intelligent Data Analysis, Crop Monitoring, and E-Commerce Integration

—Smart farming app that connects farmers and buyers on a single platform for crop monitoring and product marketing. It uses secure e-commerce technology to enable fair and profitable transactions. The app offers a reliable information system available through mobile and web dashboards. It provides real-time updates on crop growth, harvest schedules, and daily farm activities. To reach its goals, the study used a quantitative and developmental research design. A modified iterative and incremental waterfall model was applied to meet user needs and business goals. The app was developed with specific tools like Android Studio, Gradle, Firebase, SQLite, and JavaScript, all working in a secure client-server setup. The results show that the app effectively monitors crop development and provides secure e-commerce solutions for farmers and buyers.