Db.Pro: decibel meter - Lumos Educational App Store

DecMeter is an application that provides high quality measurement results comparable to professional noise meters. Our app has been calibrated using a real high-precision decibel meter and is equipped with many features that work with high accuracy. There are constant noisemakers around you that affect your hearing. Noise from appliances, traffic jams, your neighbours and more. DecMeter will help you understand how much the environment affects you. The standard range for using the app is 30-130 dB. In an average quiet room, the noise level is around 30 dB. The user-friendly design and smart functionality will help you measure sound levels as comfortably as possible. DecMeter is not a replacement for a professional device, so the application should only be used for personal use. FUNCTIONS: - Overlay ambient noise levels on photos and share results - Record in the background - Save measurement recordings and give them your own names - High-precision measurements. - Monitor the maximum noise level value. - Max and min for any selected frequency. Any questions or suggestions? Email us at: home@igentailimited.digital The app offers additional monthly and yearly subscriptions: Payment will be charged to your iTunes account upon confirmation of purchase. Subscriptions will automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current period. Your account will be charged the renewal fee according to your plan within 24 hours before the end of the current period. You can manage or disable auto-renewal in your Apple ID account settings at any time after purchase. Please note: any unused portion of the free trial period will be cancelled when you purchase a subscription with auto-renewal. By downloading and using the app, you agree to the following Terms of Use: https://appdevsol.com/dm/terms-of-service.pdf Privacy Policy: https://appdevsol.com/dm/privacy-policy.pdf DB diagram: 150-160 dB = eardrum rupture 140 decibels = aircraft carrier deck 130 dB = jet plane taking off (100 metres), gun shot at close range 120 dB = Human pain threshold, loud rock concert 110 decibels = Serious hearing damage if it lasts more than 1 hour 100 dB = Serious hearing damage if lasting more than 8 hours 90 decibels = Probable hearing damage if exposure lasts more than 8 hours 80 decibels = Potential, but unlikely, hearing damage if exposure lasts longer than 8 hours 70 dB = Simply annoying, but probably safe 60 dB = Standard conversation volume 50 dB = quiet conversation in a library 40 decibels = whispering. 30 dB = Barely audible sound 20 decibels = the threshold of human hearing