EMF Hunter 1.0 has been released on the Apple App Store. iTunes download
User your phone as an EMF (electromagnetic field) detector. This app uses the power of your phones internal compass to detect magnetic and electric fluctuations in the environment around you.
This is perfect for people looking to detect magnetic fields: teachers, students, technophiles, and even Ghost hunters!
This app is not intended to be a scientific instrument, and it’s readings are subject to external conditions and the accuracy of the device’s internal compass.