E EmptyNest Administrator Nov 14, 2011 #1 iOS: Chances are you don't have a ruler on you at all times, but you probably carry your phone with you everywhere you go. Acoustic Ruler Pro is an app that converts your iOS device and its headphones into a ruler for quick measurements. More »
iOS: Chances are you don't have a ruler on you at all times, but you probably carry your phone with you everywhere you go. Acoustic Ruler Pro is an app that converts your iOS device and its headphones into a ruler for quick measurements. More »
