dbMETER is a top-notch decibel meter available for iPhone users. With its intuitive design and user-friendly interface, it stands out as the best-looking sound meter in the app store. Transform your iPhone into a professional-grade sound meter at no cost, offering features like clear start and stop functions, recording capabilities with easy export options to email, Facebook, and Twitter.

This app displays average, peak, and maximum values, covering up to 120dB. It's a handy tool for various applications, from monitoring noise levels to analyzing sound intensity. Note that the 2nd generation iPod Touch requires an external microphone for dBMETER to function due to the lack of a built-in microphone.