Contact Registry
Securely track your network. 100% Local Data.
No records yet
Add contacts manually or load demo data to see the app in action.
Number Change Broadcaster
Inform your network about your new number securely. Select who to notify and who to exclude.
edit_note 1. Your Details
Preview Message
"Hey, John Doe here. I've changed my number to (555) 999-0000. Please update your contacts!"
people 2. Select Recipients
Note: We respect your privacy. This app generates the message for you, but you must send it via your own messaging app.
Privacy & Opt-Out Registry
Respecting privacy is a core value. Use this registry to permanently block specific numbers from being tracked in this app.
Adding a number here will:
delete Delete any existing history for this number.
block Prevent this number from being added in the future.
Blocked Numbers Registry
Add Contact
Why NumTrack?
Real Data. Real Privacy. No Simulations.
cloud_off Other Apps
- close Rely on simulated/guessed carrier data.
- close Uploads your contacts to public servers.
- close "Opt-Out" requests often ignored or delayed.
security NumTrack
- check Zero Simulation. Only records real data you enter.
- check Instant Notification tools for number changes.
- check Strict Opt-Out Registry that works instantly.