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Mobile Crypto Wallet

Our mobile application delivers a powerful and secure digital asset management experience, built with Flutter for seamless performance across iOS and Android platforms.

Technology Stack​

  • Flutter/Dart for high-performance cross-platform development
  • TrustWallet Core (C/C++) for:
    • Multi-chain support and address derivation
    • Transaction building and signing
    • Cryptographic operations across different blockchains
    • PBKDF2 key derivation functions
  • Reown WalletKit for WalletConnect v2 protocol implementation:
    • dApp connections and session management
    • Transaction and message signing requests
    • Deep linking support for wallet connections
  • Mobile Scanner (MLKit-based) for QR code scanning:
    • WalletConnect QR code pairing
    • Address scanning for transactions
  • Native Security Features:
    • iOS: Keychain Services with kSecAttrAccessibleAfterFirstUnlockThisDeviceOnly
    • Android: Keystore System with EncryptedSharedPreferences (AES256-GCM)

Security Architecture​

Seed Phrase Protection​

  • Hardware-backed Security:
    • iOS: Keychain with device-only access protection
    • Android: Android Keystore with RSA encryption for AES keys
  • Encrypted Storage:
    • iOS: Keychain with after-first-unlock protection
    • Android: EncryptedSharedPreferences with AES256-GCM encryption

Authentication & Access Control​

  • Multi-factor Authentication:
    • Biometric authentication (Face ID/Touch ID on iOS via LocalAuthentication)
    • 6-digit PIN/Passcode as fallback
    • Auto-lock after 30 seconds of inactivity
  • Secure Key Derivation:
    • PBKDF2-HMAC-SHA256/SHA512 through TrustWallet Core
    • Hardware-accelerated cryptographic operations when available

Additional Features​

Real-time Updates​

  • WebSocket connections for live transaction status monitoring
  • Push notifications for transaction confirmations and alerts
  • QR Code Scanner with camera permission handling
  • WalletConnect Integration for secure dApp interactions
  • Clipboard Protection for seed phrase import with automatic formatting
  • Session Management with automatic timeout
  • Deep Link Validation for WalletConnect URIs

Integration Technologies​

  • Socket.IO for WebSocket connections to track transaction status in real-time
  • Firebase Cloud Messaging (FCM) for push notifications with device token management

White Label Solutions​

Brand Identity Customization​

  • Complete Visual Customization:
    • Custom app icon and launch screen
    • Brand color scheme and typography
    • Custom UI components and animations
    • Tailored onboarding flow
  • Localization Support:
    • Multi-language interface
    • Region-specific content adaptation

Custom Deployment​

  • Distribution through customer's App Store and Google Play account
  • Enterprise deployment options

UI Examples​

Example 1: Modern Minimalist Design​

Example 1 Screenshot 1Example 1 Screenshot 2Example 1 Screenshot 3

Example 2: Professional Dark Theme​

Example 2 Screenshot 1Example 2 Screenshot 2Example 2 Screenshot 3

Learn More​

Contact Us

For white label solutions and customization options: