The following apps are highly rated for their ability to provide real-time magnetic field data and visual graphs. EMF Radiation Detector Reader - App Store - Apple
Finding a reliable allows you to turn your smartphone into a basic tool for detecting electromagnetic fields. These applications utilize your phone's built-in magnetometer —the same sensor that powers your digital compass—to measure magnetic field fluctuations. While they are popular for "ghost hunting" and identifying hidden electronic devices, it is important to understand that they measure magnetic fields rather than electric or high-frequency radio waves. Top EMF Reader Apps for Free Download emf reader free download