Earthquake Track is practical modern and free. It lets you choose a monitoring region on map and receive notifications of earthquakes occurred within the region.

Data coverage:

* U.S.: All magnitudes (for practical use research and learning)

* Worldwide: Magnitude 4.5 and above (for practical use)

Features:

* Launch the app to fetch the latest data instantly

* Put a monitoring region on map to get notifications from there (Example: While you live in the east coast you can monitor the west coast.)

* Sort by your choice of data on the List

* See plate interfaces and major fault zones

* Regional or global notifications

* Enable or disable notifications

* Distance to your monitoring central from every earthquake location

* Every earthquake marker comes with a Details page to help you understand the impacts

* Share earthquake info text messages through messaging apps

* Report your feel to U.S. Geological Survey -- the data provider

* Connect to the external Google Maps app to look up further details including the fastest routes to reach the earthquake locations.

* Search news by topics

* Select distance unit

* Privacy: does not require additional accesses such as your identity contact list or precise location.

* And more!