Main features of fintech applications include digital banking services, mobile payments, investment tools, and financial planning solutions. These applications leverage technology to provide users with convenient, real-time access to their financial data and services. Key features often include user-friendly interfaces, enhanced security measures such as biometric authentication, and integration with various payment methods. Additionally, fintech apps frequently utilize data analytics to offer personalized recommendations, streamline transactions, and improve user experiences, central to their success in a competitive market.