Sound level meter-powerful in its simplicity and ease of use. Full of features such as hearing test, noise dosimeter and others. To use the app, you must have access to a microphone. Go to settings and allow the sound meter to access the microphone, and then the app will start working correctly. Every day we encounter a lot of noise, long-term exposure to which can lead to hearing loss. We created this app so that you can avoid exposing your ears to harmful noise levels and save on buying an expensive noise meter. By purchasing our app, you also get an extremely convenient device with a modern interface. dBNoise is a free application that provides professional quality measurement results, calibrated using an actual high-precision noise level meter Nor.140 You can use it to measure ambient noise, save your measurements, and share your measurements with other users. In addition, the noise meter combines a utility with a modern design and a polished user interface. Features: - Saved data for each measurement. - Full-featured Noise dosimeter. - Save measurements as an audio file, as well as Export to Health app. - Have a hearing test. - Play back recorded measurement data. - Max, min and avg for any selected frequency. - Modern graphics. If you have any questions or suggestions, please contact us: dbmeter864@gmail.com App offers an optional monthly or annual subscription: the service with a monthly cost - $ 6.99, service with a six-month cost - $ 29.99, $ 4.99 in one-month best price, and one-time purchase - $ 59.99. Payment will be charged to your iTunes account at confirmation of purchase. Subscriptions will automatically renew unless auto renew is turned off at least 24-hours before the end of the current period. Your account will be charged for renewal in accordance with your plan, within 24-hour prior to the end of the current period. You can manage or turn off auto-renew in your Apple ID account settings any time after purchase. Please note, any unused portion of a free trial period will be forfeited when making a purchase of an auto- renewing subscription