What's My Sensor?

Your phone is full of sensors. What's My Sensor? shows you all of them. It lists every sensor the hardware reports, tells you what each one is for in one plain sentence, graphs what it is reading as you move the phone, and puts the motion sensors to work as a spirit level and a compass. WHAT YOU SEE Every sensor on the device, grouped into motion, position, environment, body and other. Tap one for its live reading, a graph of the last few seconds with one line per axis, the lowest and highest value it has reached, an explanation of what it measures, and the specification the phone reports for it: maximum range, resolution, power use and how fast it can update. Pause the graph to read a peak off it, or reset it to measure again. SPIRIT LEVEL Lay the phone on a shelf or a table and a bubble shows which way it slopes, in tenths of a degree. Stand it on an edge and it becomes a straight…