Quote Originally Posted by jrhymeammo
I don't own a smartphone or iPod Touch so I can't tell you how well the App works.
I use the SPL meter on my iPhone and find it quite handy. While it's not a calibrated M&K mic, it provides an idea of the level wherever I may be - movies, concerts, garage, etc. I also have RTA Lite, but that is more of an eye candy app.

rw