eSIMWallet vs DataLeft

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.

How much data is left? DataLeft answers on your Lock Screen — before you ever open the app. A calm gauge shows what's left of your plan and how many days it needs to last. If you're burning through data faster than the days, you'll see it in one glance — and get a heads-up before it's a problem. AT A GLANCE • Remaining data as a dual-ring gauge: data left vs days left • Widgets for Home Screen, Lock Screen, and StandBy • Alerts at 50 / 80 / 95% — helpful, never alarming BUILT FOR TRAVEL • Add your travel eSIM before you fly • Get a reminder to switch on arrival, and another before it expires • Fixed-period plans with D-day countdown PRIVATE BY DESIGN • No subscription. No server. No VPN. • Nothing leaves your device — there is nothing to collect • Works entirely offline DATALEFT PRO (one-time purchase) • Multiple plans — home plan and travel eSIMs side by side • Deep insights: 30-day trends, weekly rhythm, cellular vs WiFi • Daily budget alerts • Premium widgets Note: iOS provides device-wide network counters to apps. DataLeft shows accurate totals for your device; per-app breakdowns are not possible for any third-party app.