Decibel Meter Plus Pro funktioniert nicht

Universal binary, download once and it runs on iPad, iPhone and iPod. - Support multiple languages: English, French, German, Italia, Simplified Chinese, Traditional Chinese, Japanese and so on. - Display the Average, Peak and Max values with both nice and clear digital and analog layout. - Easy to read interface with amazing graphics optimized for the new Retina display! - Start or stop Decibel Meter Pro any time.  Decibel Meter Pro also tells you decibel exposure time guidelines.  "Love the decibel exposure time guidelines. It's great!  Download Decibel Meter Pro and measure the sounds around you right now!  Decibel Meter Pro will tell all the answers to you.  Decibel Meter Pro is a must have app for your device!  Decibel Meter Pro can help you on these case!  It tells you what's Noise induced hearing loss and how to avoid it. 50 Top Paid Utility App in United States the first day to Appstore!!!  "This little app is the best tool for decibel.  An average quiet room will be in the 40-50 dB range. - Support iPad.  It tells you how loud is too loud.  Want to know just how loud this club is?  Just how loud is this lecture anyhow?  Simply launch the app and start reading the sound levels that surround you every day!  The iPhone's built in microphone is sensitive from 0 to approximately 110 decibels.  The last measurements are saved and displayed. - Record and export the data to email for further analysis. - Warm guide for how to avoid Noise-induced hearing loss(NIHL). - Decibel exposure time guidelines tell you how loud is too loud. - Decide whether or not you want your device to sleep while metering.