These apps use seismic sensors and real-time information to detect earthquakes and send alerts to users before they happen.

Some earthquake warning apps are free, while others may offer additional features in paid versions. Check availability in the corresponding app store.

Yes, most of these apps allow you to customize notification settings, such as earthquake magnitude preference, distance, and alert types.

These apps are designed to minimize battery consumption, but it's important to remember that constant use of features like GPS and network connectivity can affect overall power consumption.

These apps have been improved over time and generally provide accurate alerts. However, it is important to be aware of possible false alarms and use other reliable sources of seismic information.

Yes, these apps can be used in different regions of the world, but you need to check if they offer coverage for the area where you are located.