飞行密码 vs eSIMWallet

教培全业务支撑系统。主要有客户管理、营销管理、教务管理、分销管理等功能，帮助提高企业的人效，转化率，业绩。

eSIMWallet is a SIM and eSIM management app designed for people who use multiple numbers, regions, carriers, and devices. You can keep track of each card’s carrier, phone number, plan, cost, billing cycle, top-up cycle, primary usage region, device assignment, and bound services. It helps you understand which numbers are still active, which services are linked to each number, and what needs attention next. Key features: - Manage SIM and eSIM cards, including prepaid and postpaid plans - Track expected costs, actual bills, top-up cycles, and payment dates - Maintain a device library and see which number is used on which device - Record bound services to avoid missing important accounts when changing numbers - View upcoming top-up, payment, and contract reminders on the Today page - Customize carrier and service icons - Optionally sync data across your devices using your private iCloud database - Export and restore local backups eSIMWallet does not provide telecom services and does not sell SIM or eSIM plans. All data is entered and managed by the user for personal organization and reminders.