Number Keeper for iPhone
Keep every number alive.
Track SIM, eSIM, and virtual phone number renewal windows, then jump straight into the action that keeps them active.
What it does
A calm panel for numbers you cannot afford to lose.
Track
Keep-alive cycles
Save renewal periods, recovery windows, and notes for each important phone number.
Act
One-tap actions
Open prepared SMS, phone, web, or carrier app actions when a number needs activity.
Glance
Widgets and local reminders
See at-risk numbers on the Home Screen and receive device-local notifications before due dates.
For review
Simple support and privacy information.
Number Keeper is a utility app for manually managing phone number keep-alive reminders. It does not sell phone numbers, provide telecom service, or automatically send messages or make calls.
The app is designed to be local-first. Support is available at support@keepsim.app.