FREE NOW: iPhone app Acoustic Ruler lets you measure up to 25 m(itunes.apple.com)
itunes.apple.com
FREE NOW: iPhone app Acoustic Ruler lets you measure up to 25 m
http://itunes.apple.com/us/app/acoustic-ruler-pro/id475081963?ls=1&mt=10
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http://itunes.apple.com/us/app/acoustic-ruler-pro/id475081963?ls=1&mt=10
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