Signl4
From wikinotes
Signl4 is an alerting service, capable of sms/phone/mail/push-notification alerts, and managing oncall rotations.
The free tier supports unlimited push notifications.
Documentation
home https://www.signl4.com/ signl4 webhook docs https://connect.signl4.com/webhook/docs/index.html
Usage
Setup
- download the app (no web dashboard) - from app, can configure "critical alerts" that get pushed during "do not disturb", when phone is slient