I've created Pizone, a mobile-first Pi to USDT converter app with the following features:

Key Features:

• Real-time Pi to USDT conversion with live rate updates every 3 seconds
• Add multiple items with custom names and USDT amounts
• Automatic Pi calculation based on current exchange rates
• Delete functionality for individual items
• Live blockchain data showing block height, transactions, hash rate, and difficulty
• Price trend indicators with up/down arrows and percentage changes
• Summary totals for all items in both USDT and PI
• Responsive mobile design optimized for mobile devices

Design Highlights:

• Purple and blue gradient background for a modern crypto feel
• Card-based layout for easy mobile navigation
• Color-coded sections (purple for rates, blue for blockchain, green for adding items)
• Real-time updates with smooth animations
• User-friendly interface with clear labels and intuitive controls
• Loading states and form validation

Technical Features:

• Mock real-time data that simulates live blockchain and price feeds
• Responsive design that works perfectly on mobile devices
• State management for items, rates, and blockchain data
• Form validation to ensure proper data entry
• Auto-calculating conversions based on current Pi/USDT rates

The app provides a complete Pi to USDT conversion experience with a professional, crypto-focused design that's optimized for mobile use. Users can easily add items, track conversions, and monitor live blockchain data all in one place.