Sperax Play アプリ
2.A multi-currency digital wallet
3. An intuitive user experience
4. A set of mnemonic words helps you manage your multi-chain wallet and rid off complicated copies
5. A smooth payment system that applies to various currencies
6. A private key that is unique to yourself so that you can make settlement without a third-party
7. A smart contract that realizes efficient, transparent, and instant transactions.