GeoTremor Earthquake Alert is a free Android application that sends notifications when earthquakes happen globally and near your location. The app provides customizable alerts based on range and size, easy visual sharing to social media, and multiple maps, charts, and groups. The program gets data from the USGS and displays it in ways that make it easy to understand from the comfort of your phone or tablet.

The app has a clean, easy-to-use graphical interface with color-coded information and explanations of terms. Users can customize notifications of quakes near them, including how far away, and receive notifications of global significant quakes. Additionally, the app features a map and list of recent earthquakes near your location, customizable list of temblors with sorting and filtering options, alerts page showing recent important earthquakes, and charts showing over 15 different bar and scatter plot charts displaying your earthquake information in different ways. The app also includes a preparation section on how to prepare before, during, and after a quake, and recent earthquake news.

Overall, GeoTremor Earthquake Alert is an excellent app for those who want to stay informed about earthquakes happening globally and near them. It's easy to use, customizable, and provides a wealth of information in an accessible format.