Mobile Wallet
Web3 Infrastructure • Tools • Interfaces
smartphone cryptocurrency wallet
A mobile wallet is a cryptocurrency wallet designed to run on smartphones and tablets, allowing users to store, send, receive, and manage digital assets on the go. Mobile wallets often support QR code scanning, biometric security, and dApp integration through WalletConnect or built-in browsers. Examples include Trust Wallet, Tangem, and Exodus.
Use Case: A user installs Trust Wallet on their smartphone to pay for coffee at a crypto-friendly café. They scan the merchant’s QR code, confirm the transaction with Face ID, and complete the payment in seconds—all while maintaining control of their private keys.
Key Concepts:
- Hot Wallet — Mobile wallets are internet-connected for convenient access
- WalletConnect — Protocol that enables mobile wallets to interact with dApps
- Self-Custody — Most mobile wallets give users full control of their private keys
- Biometric Security — Fingerprint or facial recognition adds an extra security layer
Summary: Mobile wallets bring cryptocurrency to everyday life by combining portability with user-friendly features like QR code scanning and biometric authentication. While they offer excellent convenience for daily transactions and on-the-go access, users should be mindful of mobile security risks and consider hardware wallets for larger holdings.