A browser cannot wake a closed phone, so alarms and escalations here fire while this app is open. The Android app adds exact alarms and full-screen takeover.
Alarms that wake your phone: get the Android app →
Nothing yet. Arm a session, or run the drill.
Escalations email these people. No account: the details live in this browser only.
No contact yet. Escalations need one email address.
A browser cannot wake a closed phone. If this app is closed or asleep, no alarm or escalation fires. Everything here is free; the Android app adds exact alarms and full-screen takeover.
Used in the escalation email, so your contact knows who missed a check-in.
All four are free here. On Android, three of them are the Pro unlock.
60 seconds, no email sent. Watch the whole missed-check-in chain.
Everything lives in this browser. Contact details leave it only inside an escalation, through our endpoint, which stores nothing. No account, no analytics, no ads.
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Mustercall web edition v1.0 · Loadcircle · mustercall.app
Not an emergency service. Mustercall does not contact the emergency services. Escalation emails need this device switched on and connected.