![]() ![]() One paper showed that using the same app across a number of different devices and in a controlled environment gave differences of between -28dB(A) and +10dB(A) when compared to a reference sound level meter. The question of how accurate a noise measurement app could be using an internal microphone has been discussed at length. Within Noise at Work, users often used sound level meter apps as a way of making an initial assessment of noise levels or to give other stakeholders a simple way to raise concerns about noise levels.Įnvironmental users were looking for levels and sound recording of concern to them, or populating complaint management apps issued by councils, for example. Are you or have you used a sound level meter app for work purposes? We carried out our own brief survey among our customers to see if they are using any sound level meter apps and had considered the issue of accuracy. So, can convenience or cost efficiency ever override accuracy when it comes to noise measurements? How Widely Used are Sound Level Meter Apps?Ī significant portion of the noise measurement equipment sold in the UK and overseas is used for compliance with regulations such as the Control of Noise at Work (2005). The vast majority of these are available as free downloads from the Google Play Store or the Apple App Store.īut, if combined with the range of devices available, there is potential for significant variations in the accuracy, function and performance of the measurement chain. Some of these sound level meter apps have been designed to meet compliance with the relevant instrumentation standards when used with a suitable external microphone. Decide whether or not you want your device to sleep while metering.There has been a growing awareness of the availability and application of sound level meter apps providing noise measurement functions. Calibrate the measurements plus or minus 15 decibels. Reset the Max level readout by tapping on it's digital readout. Large digital and analog style readouts. Measure the sound levels around you, with ease! Easy to read interface with amazing graphics optimized for Retina displays! Start or stop Decibel Meter Pro any time. The display will automatically rotate upside down for you. Hold your device with the mic aimed at the source. Liquid rotating interface! 4 rotation modes! Sensitivity Knob! Be as sensitive as you've always wanted to be! A, B, C and Z (unweighted) frequency weightings! An average quiet room will be in the 40-50 dB range. ![]() Why aren't you getting a 0 decibel reading in a quiet room? A decibel is an actual measurement of sound pressure and aside from a vacuum chamber or out in space 0 dB is not really possible to read. The iPhone's built in microphone is sensitive from 0 to approximately 130 decibels. It is a complete bundle of handy audio apps, which can also be found on iTunes. Useful, beautiful and lots of fun, Decibel Meter Pro is a must have app for your device! Simply launch the app and start reading the sound levels that surround you every day! Are these sound levels safe for my hearing? Want to know just how loud this club is? Just how loud is this lecture anyhow? How good is the sound isolation in this room? Decibel Meter Pro can help! Download Decibel Meter Pro and measure the sounds around you right now!ĭecibel Meter Pro is also included in our flagship app called Audio Tool. It's a great tool for anyone who is concerned about noise levels or who needs a tool for measuring just how loud the neighbor's barking dog is." "At US$0.99, Decibel Meter Pro is a bargain. * Decibel Meter Pro is TUAW's Daily iPad App July 5th, 2011! * Decibel Meter Pro is the hottest, most feature packed decibel meter on the App Store! With killer graphics optimized for all devices! Decibel Meter Pro has been in the Top Utilities on iTunes since it's release! Download your copy today and find out why!
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