link to articleThe challenge is finding a universally accessible, easily used device that can give a quick, accurate representation of tremor characteristics. Here, we present the use of the iPhone seismograph application (iSeismo by ObjectGraph LLC) in tremor detection and measurement.
( and just incase you have an iphone and are curious, here’s the link to the iphone app... it’s free )
https://itunes.apple.com/us/app/iseismo ... 90739?mt=8