Ranked by App Store rating from 7,672 total ratings.
3,049 ratings · Free · By 燕辉 冯 · 25 MB · 4+
Decibel Meter Master makes your iPhone as a sound level meter，it can measure noise level....
4,623 ratings · Free · By App Rover · 27 MB · 4+
Decibel is the perfect app to evaluate the noise around you : measure the sound pressure, see the spectrum variation, and then compare your recording to the reference chart included in the app. Is it similar to a normal conversation ? a diesel truck?...