The Sound Meter uses your phone’s microphone to determine how loud your environment is. It’s possible that the measured values would not be the same as those of a professional equipment for sound measurement, but what the app offers is still very handy.
It works with these products:
Sony have announced a few more Wireless Headsets which are said to support Android – if so, they should also be running this (and a few other of my apps) without problems.
Check out the app today on the market: Sound Meter for SmartWatch
Below is a short video demo of the Sound Meter in action.
v.1.5: Calibration option; bug-fix.