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Decibel Metre (Sound Meter)
Decibel Metre (Sound Meter) Vs. Sound Meter - Simple Detector

Decibel Metre (Sound Meter) 與 Sound Meter - Simple Detector 使用情況與統計

Want to measure sound level? This is smart sound level meter app for IOS! Our decibel meter uses your built-in microphone to measure sound volume in decibels (dBA) and also displays samples on graph. Features: - Indicates decibel by digital screen - Display the current noise reference - Display min/avg/max decibel values - Display decibel by graph line

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Sound Meter - Simple Detector

Simple Sound Meter App. - show decibels - calibration - graph - history Want to measure sound level? Try Sound dB Meter! This is simple sound decibel meter app (iOS) Easy to use and interesting app. Levels of Noise in decibels (dB) 20 dB - Very quiet, almost feel nothing 40 dB - Quiet, like soft whispers 50 dB - Quiet office 60 dB - Ordinary indoor conversations 80 dB - Noisy, may hurt the nerve 90 dB - Very noisy, nerve damage 100 dB - Increased noise, hearing damage 120 dB - Unbearable (Noise Sound Decibel Meter / Simple detector) (include Ad Version) [Privacy policy] https://sites.google.com/view/jo-sound-meter .