InvoiceFlow

InvoiceFlow is business management application designed all types of businesses . Key Features & Capabilities:
End-to-End Invoice Management:
Create and manage Sales and Purchase invoices with support for drafts, posting, and cancellations.
Track payments (partial & full), manage multiple payment methods, and automate due reminders (including WhatsApp integration).
Automatic sequential numbering and comprehensive audit trails for all modifications.
Real-Time Inventory System:
Automatic stock updates triggered by invoice actions (posting/cancellation).
Detailed tracking of stock movements (IN, OUT, ADJUSTMENT, RETURNS) with cost averaging.
Low stock alerts, intelligent reorder suggestions, and barcode scanning support.
Customer Relationship Management (CRM):
Maintain detailed customer profiles with contact info and purchase history.
Real-time tracking of outstanding balances and customer spending behavior.
Direct communication features and duplicate prevention.
Advanced Analytics Dashboard:
Interactive 7-card dashboard displaying real-time KPIs, revenue trends, and profit analysis.
Visualizations using bar charts, line graphs, and pie charts with customizable date ranges (7/30/90 days).
Insights into top-selling items, customer lifetime value, and inventory health.
Security & Architecture:
Multi-tenant architecture with strict data isolation per user via Firestore Security Rules.
Secure authentication using Firebase Auth (Email/Password, Google Sign-In).
Built with Clean Architecture, Provider state management, and Material 3 design principles for a professional and scalable codebase.