Very good wished I could work it out the settings set and it's history to decibal history if it's stored .Could you please send info:because I would use this app all the time it is very accurate on decibals sounds and like jyour itemised calibration level such as percentage %mahine @60%say . Two buttons One for start calibrate 2nd ? I will give you 5 *****.Yes I read it is not a professional device yes I like it very much 🤗
It doesn't work.
Just started using this app. I like the graphing feature.
Reads too low, & then what? in installing forthwith.
I can't use it cause i don't know how to use it
Very good and easy to see and use.
Measure noise & sound level with precise decibel reader & sound meter/detector