Radiation is no longer invisible
The iRad is a revolutionary device that allows you to detect radiation using your Apple iOS device. The iRad works with the iPhone 5, 4S, 4, 3GS, and 3G. It also works with all generations of iPads and iPods. The free iRad Geiger app allows you to map, log, alarm, and measure radiation and seamlessly share this information in the cloud.
Mapping radiation worldwide