Costrex: Smart Expense Charts

Track your daily expenses effortlessly with Costrex's intelligent expense tracking system. Simply enter amounts using the built-in numpad, categorize your spending, and watch your financial patterns come to life through beautiful, interactive pie charts.

Key features include instant expense entry with smart category suggestions, visual spending analysis through dynamic pie charts, detailed expense history with filtering options, and secure 4-digit PIN protection for your financial data. All information is stored locally on your device - no registration required, no data sharing, complete privacy.

The app offers intuitive expense categorization with customizable categories, real-time chart updates as you add expenses, and clean material design interface optimized for daily use. Perfect for anyone looking to understand their spending habits without complex budgeting tools or cloud synchronization.

Whether you're tracking coffee purchases, groceries, or major expenses, Costrex makes financial awareness simple and visual. Your spending patterns become clear through color-coded charts that update instantly with each new entry.