Estimate Sound System Output - Room Sound Level 1.1.1
THE ONLY app in the App Store that lets you estimate your sound system or home theatre output BEFORE you buy speakers and amplifiers.
If you are thinking of a home theatre or going to buy a good sound system - estimate its sound level first!
Try Room Sound Level app!
Requirements: iOS 4.3 or later. Compatible with iPhone, iPad, and iPod touch. This app is optimized for iPhone 5.