This article discusses the requirements, user interface designs, use cases, classes, and collaborations of Personal Financial Management Software. It also includes a domain model and activity diagram. The software allows users to enter expenses and income, produce financial reports, and generate financial predictions. It has functional and non-functional requirements, and its classes include PayPerson, Transaction, PersonalFinanceManager, HomeView, PayPersonView, TransactionView, ReportView, and PredictionView.