Card Storage

Card Storage is a premium mobile application designed to securely store and manage your sensitive documents, cards, and images directly on your device. Built with Flutter for a smooth cross-platform experience, the app focuses on security, privacy, and simplicity. 🔐 Security You Can Trust All files are protected using AES-256 encryption before being saved locally. A unique master key is derived from your personal passcode, ensuring only you can access your data. Even if someone gets physical access to your device, your files remain unreadable without your PIN. Multi-Layer Protection 4-Digit Passcode: Required to view, edit, or delete any data. Biometric Unlock: Use fingerprint for fast, secure access. Auto Screen Lock: Protects your data if the app is left open. 📁 Smart File Organization Store multiple images per record with custom titles Built-in categories: Aadhaar, PAN, Passport, Driving License, Voter ID, and more Create custom file types Powerful search and filter by category 🖼️ Advanced Image Tools Capture from camera or import from gallery Built-in cropping for clean scans Multiple images per entry Optional compression to save storage without sacrificing clarity Secure image viewer with smooth navigation ☁️ Backup & Restore Export encrypted backups Import on a new device to restore data Password-protected backup files Seamless device-to-device transfer 🎨 Customizable Experience Blur card previews for privacy Adjustable blur levels Clean Material Design UI Dark mode support 🔔 Notifications Integrated with Firebase Cloud Messaging for important updates and alerts. 📱 Cross-Platform Built with Flutter to deliver a consistent experience across Android and iOS, with native support for biometrics, camera, and secure storage. How It Works Sign In: Use Google Sign-In for personalization Set Passcode: Create a secure 4-digit PIN Add Documents: Capture or import images Automatic Encryption: Files are encrypted before storage Access Securely: Unlock using PIN or biometrics Privacy First No Cloud Storage: Files stay on your device No Server Access: Encryption keys never leave your phone Full Control: Export or delete your data anytime Ideal For Storing Government IDs, credit/debit cards, insurance papers, medical records, vehicle registration, property documents, and any private images. Technical Highlights AES-256 Encryption Secure Key Storage in platform-protected areas Streaming Encryption/Decryption for large files