Radiation Map Tracker by Black Cat Systems is a lifestyle app for iPhone users concerned about nuclear radiation levels. This full version app connects to a network of real-time radiation detectors run by volunteers worldwide. Users can check radiation levels at various locations globally, with readings continuously updated every few minutes. The app presents current ionizing radiation readings on a user-friendly world map in uR/hr, allowing users to zoom in and explore specific regions.

Additionally, users can tap on readings to access a chart displaying the last few days' worth of data, and adjust the number of samples averaged per point for a clearer view of trends. With Radiation Map Tracker, users can stay informed about radiation levels, whether due to nuclear reactors, tests, or other events, providing valuable insight and peace of mind.