Android Earthquake Alerts a global system using smartphone accelerometers as mini-seismometers, covering 98 countries is operated by Google.
Android Earthquake Alerts has detected over 18,000 Earthquakes and issued 790 million alerts, expanding Earthquake Early Warning System access to 2.5 billion people.
Android Earthquake Alerts complements traditional systems like ShakeAlert in the Android Earthquake Alerts but faces challenges with accuracy and connectivity.