Credit Control is an application developed to facilitate the management of customers, sales, and payments for establishments that work with credit. With an intuitive interface, it allows you to register customers, record transactions, track balances, and control receivables in a practical and secure way. All data is stored with protection and privacy, using Firebase technology. The app offers features such as automatic backup, reports, period filters, and user support. Ideal for small businesses, merchants, and freelancers who want to organize their finances and ensure control of credit sales with transparency and security.