MyShake Android app uses your phone's accelerometer to detect earthquakes and automatically warn scientists
With “MyShake” App, Your Phone Feels Earthquakes and Automatically Warns Scientists — And MyShake won't kill your battery life, either. — Your newest app hums away …
Context & Ripple Effects
MyShake's 2016 pitch — that millions of Android accelerometers could double as a seismic network without killing batteries — reads differently after a decade of follow-on coverage. The research app graduated into operational alerting when it sent its first public alert for a magnitude 4.3 quake via the USGS system in late 2019.
The bigger arc came next: Google folded the same accelerometer-detection idea directly into Android, partnering with USGS on a worldwide opt-in phone-powered alert system, which researchers now credit with detecting and alerting on more than 1,200 earthquakes since 2021. This launch story is the seed of that consumer-device-as-sensor-infrastructure shift.
First-order effects
- Seismologists get a volunteer sensor network far denser than any station array they could build, while Android users who install MyShake contribute motion data passively in exchange for earlier local quake detection.
Second-order effects
- The app's success pushed Google to skip the app layer entirely and build accelerometer-based detection into Android itself with USGS — turning every opted-in handset into infrastructure and making MyShake's standalone model look like a pilot for OS-level alerting.
Third-order effects
- Crowdsourced device sensing is becoming public-warning infrastructure, but the path is not clean: Google deactivated its crowdsourced earthquake warnings in Brazil after mistaken notifications, showing that scale without accuracy controls creates its own credibility risk for the agencies involved.
The trend: Smartphone sensors are being absorbed from niche science apps into platform-level emergency infrastructure, with Google and agencies like USGS trading coverage for the reliability burden that comes with it.