Schumann Resonance is an Android application developed by alexyz that allows users to monitor the Earth's electromagnetic field spectrum. The app is designed to help users keep an eye on Schumann resonances, which are global electromagnetic resonances generated by lightning discharges in the cavity formed by the Earth's surface and the ionosphere.

The app is straightforward and easy to use. It provides users with a simple way to quickly check the Schumann resonances. The app's interface is user-friendly, and users can easily navigate through the app's various features. Overall, Schumann Resonance is an excellent application for anyone interested in monitoring the Earth's electromagnetic field spectrum.